{"id":1653,"date":"2024-12-13T13:41:47","date_gmt":"2024-12-13T04:41:47","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1653"},"modified":"2025-03-24T08:50:13","modified_gmt":"2025-03-23T23:50:13","slug":"%e3%80%90%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%e3%80%91c-async%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%81%a8%e3%83%99%e3%82%b9%e3%83%88%e3%83%97%e3%83%a9%e3%82%af%e3%83%86%e3%82%a3%e3%82%b9","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1653","title":{"rendered":"\u3010\u5b8c\u5168\u30ac\u30a4\u30c9\u3011C# async\u306e\u4f7f\u3044\u65b9\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9 \u301c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u305f\u3081\u306e7\u3064\u306e\u9244\u5247\u301c"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">\u306f\u3058\u3081\u306b<\/a>  <\/li>  <li>    <a href=\"#i-1\">\u306a\u305c\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u304c\u91cd\u8981\u306a\u306e\u304b<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-2\">1. \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5fdc\u7b54\u6027\u5411\u4e0a<\/a>      <\/li>      <li>        <a href=\"#i-3\">2. \u30b7\u30b9\u30c6\u30e0\u30ea\u30bd\u30fc\u30b9\u306e\u52b9\u7387\u7684\u306a\u5229\u7528<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-4\">3. \u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5411\u4e0a<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-5\">C# async\u306e\u57fa\u790e\u77e5\u8b58<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-6\">async\/await\u306e\u4ed5\u7d44\u307f\u3068\u52d5\u4f5c\u539f\u7406<\/a>      <\/li>      <li>        <a href=\"#i-9\">\u540c\u671f\u51e6\u7406\u3068\u975e\u540c\u671f\u51e6\u7406\u306e\u9055\u3044<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-10\">Task\u3001Task\u3001ValueTask\u306e\u4f7f\u3044\u5206\u3051<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-14\">\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e7\u3064\u306e\u9244\u5247<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-15\">1. ConfigureAwait\u306e\u9069\u5207\u306a\u4f7f\u7528\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-16\">2. \u4f8b\u5916\u51e6\u7406\u306e\u6b63\u3057\u3044\u5b9f\u88c5\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-17\">3. \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u3092\u9632\u3050\u305f\u3081\u306e\u5bfe\u7b56<\/a>      <\/li>      <li>        <a href=\"#i-18\">4. \u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u306e\u547d\u540d\u898f\u5247<\/a>      <\/li>      <li>        <a href=\"#i-19\">5. \u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u30c8\u30fc\u30af\u30f3\u306e\u6d3b\u7528<\/a>      <\/li>      <li>        <a href=\"#i-20\">6. \u4e26\u5217\u51e6\u7406\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u65b9<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-21\">7. \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3092\u9632\u3050\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-22\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u30c6\u30af\u30cb\u30c3\u30af<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-23\">\u975e\u540c\u671f\u51e6\u7406\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u7279\u5b9a\u65b9\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-24\">ValueTask\u3092\u4f7f\u7528\u3057\u305f\u30e1\u30e2\u30ea\u6700\u9069\u5316<\/a>      <\/li>      <li>        <a href=\"#i-25\">\u975e\u540c\u671f\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u306e\u5b9f\u88c5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-26\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-30\">\u5b9f\u8df5\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-31\">WebAPI\u3067\u306e\u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u88c5<\/a>      <\/li>      <li>        <a href=\"#i-32\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u306e\u975e\u540c\u671f\u5316<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-33\">\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u975e\u540c\u671f\u51e6\u7406<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-34\">\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u305d\u306e\u89e3\u6c7a\u65b9\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-35\">\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306e\u691c\u51fa\u3068\u89e3\u6c7a<\/a>      <\/li>      <li>        <a href=\"#i-38\">\u4f8b\u5916\u51e6\u7406\u306e\u843d\u3068\u3057\u7a74<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-39\">\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u9632\u6b62\u65b9\u6cd5<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-40\">async\u306e\u307e\u3068\u3081<\/a>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">\u306f\u3058\u3081\u306b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u73fe\u4ee3\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u907f\u3051\u3066\u901a\u308c\u306a\u3044\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u30e6\u30fc\u30b6\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u5fdc\u7b54\u6027\u3084\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u306e\u52b9\u7387\u7684\u306a\u5229\u7528\u304c\u6c42\u3081\u3089\u308c\u308b\u5834\u9762\u3067\u306f\u3001C#\u306easync\/await\u6a5f\u80fd\u306e\u9069\u5207\u306a\u6d3b\u7528\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3057\u304b\u3057\u3001\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u5b9f\u88c5\u306b\u306f\u69d8\u3005\u306a\u843d\u3068\u3057\u7a74\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u3084\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u4f4e\u4e0b\u306a\u3069\u3001\u9069\u5207\u306a\u77e5\u8b58\u304c\u306a\u3044\u3068\u601d\u308f\u306c\u554f\u984c\u306b\u76f4\u9762\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u5b9f\u969b\u3001Stack Overflow\u3067\u306f\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u95a2\u3059\u308b\u8cea\u554f\u304c\u65e5\u3005\u6570\u591a\u304f\u6295\u7a3f\u3055\u308c\u3066\u304a\u308a\u3001\u591a\u304f\u306e\u958b\u767a\u8005\u304c\u3053\u306e\u8ab2\u984c\u306b\u76f4\u9762\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u8a18\u4e8b\u3067\u306f\u3001C#\u306b\u304a\u3051\u308basync\/await\u306e\u57fa\u790e\u304b\u3089\u5b9f\u8df5\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u307e\u3067\u3001\u4f53\u7cfb\u7684\u306b\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u672c\u8a18\u4e8b\u3067\u5b66\u3079\u308b\u3053\u3068<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">async\/await\u306e\u57fa\u672c\u7684\u306a\u4ed5\u7d44\u307f\u3068\u52d5\u4f5c\u539f\u7406<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e7\u3064\u306e\u91cd\u8981\u306a\u5b9f\u88c5\u539f\u5247<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u305f\u3081\u306e\u5177\u4f53\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">WebAPI\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3001\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3067\u306e\u5b9f\u8df5\u7684\u306a\u5b9f\u88c5\u65b9\u6cd5<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u3084\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306a\u3069\u3001\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u306e\u89e3\u6c7a\u65b9\u6cd5<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u975e\u540c\u671f\u51e6\u7406\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3068\u6700\u9069\u5316\u624b\u6cd5<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u5b9f\u8df5\u7684\u306a\u30ec\u30fc\u30c8\u5236\u9650\u3084\u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u51e6\u7406\u306e\u5b9f\u88c5\u65b9\u6cd5<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u307f\u7d42\u3048\u305f\u5f8c\u306b\u306f\u3001async\/await\u3092\u52b9\u679c\u7684\u306b\u6d3b\u7528\u3057\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3068\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u975e\u540c\u671f\u51e6\u7406\u3092\u5b9f\u88c5\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308b\u3053\u3068\u3092\u76ee\u6307\u3057\u3066\u3044\u307e\u3059\u3002\u521d\u7d1a\u8005\u304b\u3089\u4e2d\u7d1a\u8005\u307e\u3067\u3001\u305d\u308c\u305e\u308c\u306e\u30ec\u30d9\u30eb\u306b\u5fdc\u3058\u305f\u77e5\u8b58\u3068\u5b9f\u8df5\u7684\u306a\u30c6\u30af\u30cb\u30c3\u30af\u3092\u63d0\u4f9b\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u308c\u3067\u306f\u3001C# async\u306e\u4e16\u754c\u3092\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">\u306a\u305c\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u304c\u91cd\u8981\u306a\u306e\u304b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u91cd\u8981\u6027\u306f\u3001\u73fe\u4ee3\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u5e74\u3005\u5897\u52a0\u3057\u3066\u3044\u307e\u3059\u3002\u305d\u306e\u4e3b\u306a\u7406\u7531\u306f\u4ee5\u4e0b\u306e3\u3064\u306b\u96c6\u7d04\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-2\">1. \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5fdc\u7b54\u6027\u5411\u4e0a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u540c\u671f\u51e6\u7406\u3067\u306f\u3001\u6642\u9593\u306e\u304b\u304b\u308b\u64cd\u4f5c\uff08I\/O\u51e6\u7406\u306a\u3069\uff09\u304c\u5b8c\u4e86\u3059\u308b\u307e\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5168\u4f53\u304c\u30d6\u30ed\u30c3\u30af\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\u3002<br>\u3053\u308c\u306f\u7279\u306bUI\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u81f4\u547d\u7684\u306a\u554f\u984c\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u3048\u3070\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u540c\u671f\u7684\u306a\u30b3\u30fc\u30c9\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u540c\u671f\u51e6\u7406\u306e\u4f8b - UI\u304c\u30d5\u30ea\u30fc\u30ba\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\nprivate void LoadDataButton_Click(object sender, EventArgs e)\n{\n    var data = LoadLargeDataFile(); \/\/ \u6570\u79d2\u304b\u304b\u308b\u51e6\u7406\n    DisplayData(data);              \/\/ UI\u306e\u66f4\u65b0\n}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3092\u975e\u540c\u671f\u51e6\u7406\u306b\u66f8\u304d\u63db\u3048\u308b\u3053\u3068\u3067\u3001UI\u306e\u5fdc\u7b54\u6027\u3092\u7dad\u6301\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u975e\u540c\u671f\u51e6\u7406\u306e\u4f8b - UI\u306e\u5fdc\u7b54\u6027\u304c\u7dad\u6301\u3055\u308c\u308b\nprivate async void LoadDataButton_Click(object sender, EventArgs e)\n{\n    var data = await LoadLargeDataFileAsync(); \/\/ \u30d0\u30c3\u30af\u30b0\u30e9\u30a6\u30f3\u30c9\u3067\u5b9f\u884c\n    DisplayData(data);                         \/\/ UI\u306e\u66f4\u65b0\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">2. \u30b7\u30b9\u30c6\u30e0\u30ea\u30bd\u30fc\u30b9\u306e\u52b9\u7387\u7684\u306a\u5229\u7528<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u9069\u5207\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u30b7\u30b9\u30c6\u30e0\u30ea\u30bd\u30fc\u30b9\u3092\u6700\u5927\u9650\u306b\u6d3b\u7528\u3067\u304d\u307e\u3059\u3002<br>\u7279\u306bWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3067\u306f\u3001\u3053\u306e\u52b9\u679c\u304c\u9855\u8457\u306b\u73fe\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u306f\u3001\u540c\u671f\u51e6\u7406\u3068\u975e\u540c\u671f\u51e6\u7406\u3067\u306e\u30ea\u30bd\u30fc\u30b9\u4f7f\u7528\u52b9\u7387\u306e\u6bd4\u8f03\u3067\u3059\u3002<\/p>\n\n\n<div id=\"id-e99b5c5a-5d2f-4c41-a3b4-da3da2b8d254\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u51e6\u7406\u65b9\u5f0f<\/th><th>\u540c\u6642\u63a5\u7d9a\u6570<\/th><th>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf<\/th><th>\u30b9\u30ec\u30c3\u30c9\u4f7f\u7528\u6570<\/th><th>\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0<\/th><\/tr><\/thead><tbody><tr><td>\u540c\u671f\u51e6\u7406<\/td><td>100<\/td><td>\u9ad8\u3044<\/td><td>100+<\/td><td>\u9045\u3044<\/td><\/tr><tr><td>\u975e\u540c\u671f\u51e6\u7406<\/td><td>100<\/td><td>\u4f4e\u3044<\/td><td>\u6570\u500b<\/td><td>\u901f\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-4\">3. \u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u5411\u4e0a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u306a\u74b0\u5883\u3067\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u6c34\u5e73\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u80fd\u529b\u304c\u91cd\u8981\u3067\u3059\u3002<br>\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u3001\u3053\u306e\u8981\u4ef6\u3092\u6e80\u305f\u3059\u305f\u3081\u306e\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5178\u578b\u7684\u306a\u4f8b\u3068\u3057\u3066\u3001WebAPI\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u3092\u8003\u3048\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u4f4e\u3044\u540c\u671f\u51e6\u7406\u306e\u4f8b\npublic class ProductController : ControllerBase\n{\n    private readonly IProductRepository _repository;\n\n    public IActionResult GetProduct(int id)\n    {\n        var product = _repository.GetById(id); \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\n        return Ok(product);\n    }\n}\n\n\/\/ \u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u306e\u9ad8\u3044\u975e\u540c\u671f\u51e6\u7406\u306e\u4f8b\npublic class ProductController : ControllerBase\n{\n    private readonly IProductRepository _repository;\n\n    public async Task&lt;IActionResult&gt; GetProduct(int id)\n    {\n        var product = await _repository.GetByIdAsync(id); \/\/ \u975e\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0\n        return Ok(product);\n    }\n}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u51e6\u7406\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u5177\u4f53\u7684\u306a\u30e1\u30ea\u30c3\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-sgb-box sng-box box6\">\n<ol class=\"wp-block-list is-style-sango-list-simple\">\n<li><strong>\u30ea\u30af\u30a8\u30b9\u30c8\u51e6\u7406\u80fd\u529b\u306e\u5411\u4e0a<\/strong>\n<ul class=\"wp-block-list is-style-sango-list-simple\">\n<li>\u540c\u3058\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u30ea\u30bd\u30fc\u30b9\u3067\u3088\u308a\u591a\u304f\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u53ef\u80fd<\/li>\n\n\n\n<li>\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0\u306e\u5b89\u5b9a\u5316<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u5411\u4e0a<\/strong>\n<ul class=\"wp-block-list is-style-sango-list-simple\">\n<li>\u30ea\u30bd\u30fc\u30b9\u67af\u6e07\u306e\u30ea\u30b9\u30af\u4f4e\u6e1b<\/li>\n\n\n\n<li>\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306e\u9632\u6b62<\/li>\n\n\n\n<li>\u4f8b\u5916\u51e6\u7406\u306e\u9069\u5207\u306a\u5236\u5fa1<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b3\u30b9\u30c8\u52b9\u7387\u306e\u6539\u5584<\/strong>\n<ul class=\"wp-block-list is-style-sango-list-simple\">\n<li>\u30b5\u30fc\u30d0\u30fc\u30ea\u30bd\u30fc\u30b9\u306e\u52b9\u7387\u7684\u306a\u5229\u7528<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30eb\u30a2\u30a6\u30c8\u306e\u5fc5\u8981\u6027\u6e1b\u5c11<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u3088\u3046\u306b\u3001\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u73fe\u4ee3\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3001\u305d\u3057\u3066\u30e6\u30fc\u30b6\u30fc\u4f53\u9a13\u306e\u5411\u4e0a\u306b\u76f4\u63a5\u7684\u306b\u5bc4\u4e0e\u3059\u308b\u91cd\u8981\u306a\u8981\u7d20\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-5\">C# async\u306e\u57fa\u790e\u77e5\u8b58<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-6\">async\/await\u306e\u4ed5\u7d44\u307f\u3068\u52d5\u4f5c\u539f\u7406<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">async\/await\u306f\u3001C#\u3067\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u8a00\u8a9e\u6a5f\u80fd\u3067\u3059\u3002\u3053\u306e\u6a5f\u80fd\u306b\u3088\u308a\u3001\u8907\u96d1\u306a\u975e\u540c\u671f\u51e6\u7406\u3092\u30b7\u30f3\u30d7\u30eb\u306b\u8a18\u8ff0\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-7\">\u57fa\u672c\u7684\u306a\u69cb\u6587\u3068\u52d5\u4f5c<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u57fa\u672c\u7684\u306a\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u306e\u69cb\u9020\npublic async Task&lt;string&gt; GetDataAsync()\n{\n    \/\/ \u975e\u540c\u671f\u64cd\u4f5c\u306e\u524d\u306e\u51e6\u7406\n    var client = new HttpClient();\n\n    \/\/ await\u3067\u975e\u540c\u671f\u51e6\u7406\u306e\u5b8c\u4e86\u3092\u5f85\u6a5f\n    var result = await client.GetStringAsync(\"https:\/\/api.example.com\/data\");\n\n    \/\/ \u975e\u540c\u671f\u64cd\u4f5c\u306e\u5f8c\u306e\u51e6\u7406\n    return result.ToUpper();\n}\n\n\/\/ \u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u306e\u547c\u3073\u51fa\u3057\npublic async Task ProcessDataAsync()\n{\n    string data = await GetDataAsync(); \/\/ \u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u306e\u5f85\u6a5f\n    Console.WriteLine(data);\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-8\">\u5185\u90e8\u52d5\u4f5c\u306e\u89e3\u8aac<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u72b6\u614b\u6a5f\u68b0\u3078\u306e\u5909\u63db<\/strong>\n<ul class=\"wp-block-list is-style-sango-list-simple\">\n<li>\u30b3\u30f3\u30d1\u30a4\u30e9\u306f\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u3092\u72b6\u614b\u6a5f\u68b0\u306b\u5909\u63db<\/li>\n\n\n\n<li>\u5404await\u30dd\u30a4\u30f3\u30c8\u304c\u72b6\u614b\u9077\u79fb\u306e\u30bf\u30a4\u30df\u30f3\u30b0\u3068\u306a\u308b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u4fdd\u6301<\/strong>\n<ul class=\"wp-block-list is-style-sango-list-simple\">\n<li>\u5b9f\u884c\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\uff08\u4f8b\uff1aUI Thread\uff09\u304c\u81ea\u52d5\u7684\u306b\u7ba1\u7406\u3055\u308c\u308b<\/li>\n\n\n\n<li>await\u306e\u5f8c\u3067\u5143\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u623b\u308b<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u975e\u540c\u671f\u51e6\u7406\u306e\u72b6\u614b\u9077\u79fb\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306e\u4f8b\npublic async Task StateTransitionExampleAsync()\n{\n    \/\/ 1. Pending\u72b6\u614b\n    var task = LongRunningOperationAsync();\n\n    \/\/ 2. Running\u72b6\u614b\n    await task; \/\/ \u5b9f\u884c\u4e2d\n\n    \/\/ 3. Completed\/Faulted\/Canceled\u72b6\u614b\n    try\n    {\n        var result = await task;\n        \/\/ Completed\u72b6\u614b\n    }\n    catch (OperationCanceledException)\n    {\n        \/\/ Canceled\u72b6\u614b\n    }\n    catch (Exception)\n    {\n        \/\/ Faulted\u72b6\u614b\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-9\">\u540c\u671f\u51e6\u7406\u3068\u975e\u540c\u671f\u51e6\u7406\u306e\u9055\u3044<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e21\u8005\u306e\u4e3b\u306a\u9055\u3044\u3092\u5b9f\u8df5\u7684\u306a\u4f8b\u3067\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u540c\u671f\u51e6\u7406\u306e\u4f8b\npublic string GetDataSync()\n{\n    Thread.Sleep(1000); \/\/ I\/O\u64cd\u4f5c\u3092\u6a21\u64ec\n    return \"Data\";\n}\n\n\/\/ \u975e\u540c\u671f\u51e6\u7406\u306e\u4f8b\npublic async Task&lt;string&gt; GetDataAsync()\n{\n    await Task.Delay(1000); \/\/ \u975e\u540c\u671f\u306eI\/O\u64cd\u4f5c\u3092\u6a21\u64ec\n    return \"Data\";\n}<\/pre>\n\n\n<div id=\"id-e2ab010c-8943-4c7c-a470-3148f0d207eb\">\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7279\u6027<\/th><th>\u540c\u671f\u51e6\u7406<\/th><th>\u975e\u540c\u671f\u51e6\u7406<\/th><\/tr><\/thead><tbody><tr><td>\u30b9\u30ec\u30c3\u30c9\u306e\u5229\u7528<\/td><td>\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0<\/td><td>\u30ce\u30f3\u30d6\u30ed\u30c3\u30ad\u30f3\u30b0<\/td><\/tr><tr><td>\u30ea\u30bd\u30fc\u30b9\u52b9\u7387<\/td><td>\u4f4e\u3044<\/td><td>\u9ad8\u3044<\/td><\/tr><tr><td>\u30b3\u30fc\u30c9\u306e\u8907\u96d1\u3055<\/td><td>\u30b7\u30f3\u30d7\u30eb<\/td><td>\u3084\u3084\u8907\u96d1<\/td><\/tr><tr><td>\u30c7\u30d0\u30c3\u30b0<\/td><td>\u5bb9\u6613<\/td><td>\u3088\u308a\u96e3\u3057\u3044<\/td><\/tr><tr><td>\u30a8\u30e9\u30fc\u51e6\u7406<\/td><td>\u76f4\u611f\u7684<\/td><td>\u6ce8\u610f\u304c\u5fc5\u8981<\/td><\/tr><\/tbody><\/table><\/figure>\n<\/div>\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">Task\u3001Task\u3001ValueTask\u306e\u4f7f\u3044\u5206\u3051<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u578b\u306f\u3001\u975e\u540c\u671f\u64cd\u4f5c\u306e\u7d50\u679c\u3092\u8868\u73fe\u3059\u308b\u624b\u6bb5\u3068\u3057\u3066\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-11\">Task<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u623b\u308a\u5024\u306e\u306a\u3044\u975e\u540c\u671f\u51e6\u7406\npublic async Task SendNotificationAsync()\n{\n    await Task.Delay(100); \/\/ \u4f55\u3089\u304b\u306e\u975e\u540c\u671f\u51e6\u7406\n    Console.WriteLine(\"\u901a\u77e5\u9001\u4fe1\u5b8c\u4e86\");\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-12\">Task&lt;T&gt;<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5024\u3092\u8fd4\u3059\u975e\u540c\u671f\u51e6\u7406\npublic async Task&lt;int&gt; CalculateAsync()\n{\n    await Task.Delay(100); \/\/ \u8a08\u7b97\u51e6\u7406\u3092\u6a21\u64ec\n    return 42;\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-13\">ValueTask&lt;T&gt;<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6d3b\u7528\u3059\u308b\u975e\u540c\u671f\u51e6\u7406\npublic ValueTask&lt;int&gt; GetCachedValueAsync()\n{\n    if (_cache.TryGetValue(\"key\", out int value))\n    {\n        return new ValueTask&lt;int&gt;(value); \/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u6642\u306f\u5373\u6642\u8fd4\u5374\n    }\n\n    return new ValueTask&lt;int&gt;(LoadValueAsync()); \/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u6642\u306f\u975e\u540c\u671f\u8aad\u307f\u8fbc\u307f\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u4f7f\u3044\u5206\u3051\u306e\u6307\u91dd<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ol class=\"wp-block-list\">\n<li><strong>Task<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u4e00\u822c\u7684\u306a\u975e\u540c\u671f\u64cd\u4f5c<\/li>\n\n\n\n<li>\u623b\u308a\u5024\u304c\u4e0d\u8981\u306a\u5834\u5408<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u52b9\u7387\u3092\u7279\u306b\u8003\u616e\u3057\u306a\u3044\u5834\u5408<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Task<\/strong>&lt;T&gt;\n<ul class=\"wp-block-list\">\n<li>\u5024\u3092\u8fd4\u3059\u5fc5\u8981\u304c\u3042\u308b\u975e\u540c\u671f\u64cd\u4f5c<\/li>\n\n\n\n<li>\u6c4e\u7528\u7684\u306a\u7528\u9014<\/li>\n\n\n\n<li>\u8907\u6570\u306e\u975e\u540c\u671f\u64cd\u4f5c\u3092\u7d44\u307f\u5408\u308f\u305b\u308b\u5834\u5408<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>ValueTask<\/strong>&lt;T&gt;\n<ul class=\"wp-block-list\">\n<li>\u9ad8\u983b\u5ea6\u3067\u547c\u3073\u51fa\u3055\u308c\u308b\u975e\u540c\u671fAPI<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u6d3b\u7528\u3059\u308b\u51e6\u7406<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u5272\u308a\u5f53\u3066\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u305f\u3044\u5834\u5408<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u57fa\u790e\u77e5\u8b58\u3092\u8e0f\u307e\u3048\u305f\u4e0a\u3067\u3001\u6b21\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u5177\u4f53\u7684\u306a\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-14\">\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e7\u3064\u306e\u9244\u5247<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-15\">1. ConfigureAwait\u306e\u9069\u5207\u306a\u4f7f\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">ConfigureAwait\u306f\u3001\u975e\u540c\u671f\u51e6\u7406\u306e\u6587\u8108\u3067\u6700\u3082\u91cd\u8981\u306a\u6700\u9069\u5316\u624b\u6cd5\u306e1\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u60aa\u3044\u4f8b\uff1a\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u52d5\u4f5c\npublic async Task UpdateUIAsync()\n{\n    var data = await GetDataAsync(); \/\/ \u5143\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u623b\u308b\n    UpdateUI(data);                  \/\/ UI\u66f4\u65b0\u306e\u305f\u3081\u306b\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u5fc5\u8981\n}\n\n\/\/ \u826f\u3044\u4f8b\uff1a\u5fc5\u8981\u306a\u5834\u5408\u306e\u307f\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u7dad\u6301\npublic async Task ProcessDataAsync()\n{\n    \/\/ UI\u64cd\u4f5c\u3092\u542b\u307e\u306a\u3044\u51e6\u7406\u3067\u306f\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u5fa9\u5e30\u3092\u6291\u5236\n    var data = await GetDataAsync().ConfigureAwait(false);\n    var processed = await ProcessAsync(data).ConfigureAwait(false);\n\n    \/\/ UI\u64cd\u4f5c\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u6700\u5f8c\u3067\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u7dad\u6301\n    await UpdateUIAsync(); \/\/ ConfigureAwait(false)\u3092\u4f7f\u7528\u3057\u306a\u3044\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">ConfigureAwait\u306e\u4f7f\u7528\u6307\u91dd<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">UI\u30b9\u30ec\u30c3\u30c9\u304c\u4e0d\u8981\u306a\u51e6\u7406\u3067\u306f<code>ConfigureAwait(false)<\/code>\u3092\u4f7f\u7528<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u30e9\u30a4\u30d6\u30e9\u30ea\u30b3\u30fc\u30c9\u3067\u306f\u57fa\u672c\u7684\u306b<code>ConfigureAwait(false)<\/code>\u3092\u4f7f\u7528<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-exclamation-alt wp-block-paragraph\">UI\u64cd\u4f5c\u3092\u884c\u3046\u5834\u5408\u306f<code>ConfigureAwait(false)<\/code>\u3092\u4f7f\u7528\u3057\u306a\u3044<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-16\">2. \u4f8b\u5916\u51e6\u7406\u306e\u6b63\u3057\u3044\u5b9f\u88c5\u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u51e6\u7406\u3067\u306e\u4f8b\u5916\u51e6\u7406\u306f\u3001\u540c\u671f\u51e6\u7406\u3068\u306f\u7570\u306a\u308b\u6ce8\u610f\u70b9\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u5305\u62ec\u7684\u306a\u4f8b\u5916\u51e6\u7406\u306e\u5b9f\u88c5\u4f8b\npublic async Task&lt;DataResult&gt; FetchDataWithRetriesAsync()\n{\n    int retryCount = 3;\n\n    for (int i = 0; i &lt; retryCount; i++)\n    {\n        try\n        {\n            return await FetchDataAsync().ConfigureAwait(false);\n        }\n        catch (HttpRequestException ex)\n        {\n            if (i == retryCount - 1) throw;  \/\/ \u6700\u5f8c\u306e\u8a66\u884c\u3067\u5931\u6557\u3057\u305f\u5834\u5408\u306f\u4f8b\u5916\u3092\u518d\u30b9\u30ed\u30fc\n\n            await Task.Delay(1000 * (i + 1)).ConfigureAwait(false); \/\/ \u5f85\u6a5f\u6642\u9593\u3092\u5897\u3084\u3057\u306a\u304c\u3089\u30ea\u30c8\u30e9\u30a4\n            Logger.LogWarning($\"Retry {i + 1}\/{retryCount} after error: {ex.Message}\");\n        }\n    }\n\n    throw new TimeoutException(\"All retry attempts failed\");\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u4f8b\u5916\u51e6\u7406\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u9069\u5207\u306a\u7c92\u5ea6\u3067\u4f8b\u5916\u3092\u30ad\u30e3\u30c3\u30c1<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u30ea\u30c8\u30e9\u30a4\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u30a8\u30e9\u30fc\u30ed\u30b0\u306e\u8a18\u9332<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u9069\u5207\u306a\u4f8b\u5916\u306e\u5909\u63db\u3068\u4f1d\u64ad<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">3. \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u3092\u9632\u3050\u305f\u3081\u306e\u5bfe\u7b56<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306f\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u304a\u3051\u308b\u91cd\u5927\u306a\u554f\u984c\u306e1\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u306e\u3042\u308b\u30b3\u30fc\u30c9\npublic class DeadlockExample\n{\n    \/\/ \u60aa\u3044\u4f8b\uff1a\u540c\u671f\u7684\u306b\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u3092\u5f85\u6a5f\n    public void DoWork()\n    {\n        var task = GetDataAsync();\n        task.Wait(); \/\/ \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306e\u53ef\u80fd\u6027\n    }\n\n    private async Task&lt;string&gt; GetDataAsync()\n    {\n        await Task.Delay(1000);\n        return \"Data\";\n    }\n}\n\n\/\/ \u6539\u5584\u4f8b\uff1a\u975e\u540c\u671f\u30c1\u30a7\u30fc\u30f3\u3092\u7dad\u6301\npublic class DeadlockSolution\n{\n    \/\/ \u826f\u3044\u4f8b\uff1a\u975e\u540c\u671f\u6027\u3092\u4fdd\u6301\n    public async Task DoWorkAsync()\n    {\n        var data = await GetDataAsync();\n        \/\/ \u51e6\u7406\u7d9a\u884c\n    }\n\n    private async Task&lt;string&gt; GetDataAsync()\n    {\n        await Task.Delay(1000).ConfigureAwait(false);\n        return \"Data\";\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u9632\u6b62\u306e\u539f\u5247<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u3092\u540c\u671f\u7684\u306b\u5f85\u6a5f\u3057\u306a\u3044<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u975e\u540c\u671f\u30c1\u30a7\u30fc\u30f3\u3092\u6700\u4e0a\u4f4d\u307e\u3067\u7dad\u6301<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\"><code>ConfigureAwait(false)<\/code>\u306e\u9069\u5207\u306a\u4f7f\u7528<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-18\">4. \u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u306e\u547d\u540d\u898f\u5247<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9069\u5207\u306a\u547d\u540d\u306f\u3001\u30b3\u30fc\u30c9\u306e\u53ef\u8aad\u6027\u3068\u4fdd\u5b88\u6027\u3092\u9ad8\u3081\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class NamingExample\n{\n    \/\/ \u826f\u3044\u4f8b\uff1a\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u306e\u547d\u540d\n    public async Task&lt;User&gt; GetUserAsync(int userId)\n    {\n        return await _repository.GetUserAsync(userId);\n    }\n\n    \/\/ \u826f\u3044\u4f8b\uff1a\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u30fc\u306e\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\n    private async void OnUserDataReceived(object sender, UserDataEventArgs e)\n    {\n        await ProcessUserDataAsync(e.Data);\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u547d\u540d\u898f\u5247\u306e\u30dd\u30a4\u30f3\u30c8<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u30e1\u30bd\u30c3\u30c9\u540d\u306e\u672b\u5c3e\u306b<code>Async<\/code>\u30b5\u30d5\u30a3\u30c3\u30af\u30b9\u3092\u4ed8\u3051\u308b<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u30fc\u306f\u4f8b\u5916\u3068\u3057\u3066<code>async void<\/code>\u3092\u8a31\u5bb9<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u5bfe\u5fdc\u3059\u308b\u540c\u671f\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308b\u5834\u5408\u306f\u547d\u540d\u3092\u7d71\u4e00<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-19\">5. \u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u30c8\u30fc\u30af\u30f3\u306e\u6d3b\u7528<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9577\u6642\u9593\u5b9f\u884c\u3055\u308c\u308b\u975e\u540c\u671f\u51e6\u7406\u3067\u306f\u3001\u30ad\u30e3\u30f3\u30bb\u30eb\u6a5f\u80fd\u306e\u5b9f\u88c5\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class CancellationExample\n{\n    \/\/ \u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u30c8\u30fc\u30af\u30f3\u3092\u53d7\u3051\u53d6\u308b\u975e\u540c\u671f\u30e1\u30bd\u30c3\u30c9\n    public async Task&lt;string&gt; LongRunningOperationAsync(CancellationToken cancellationToken)\n    {\n        try\n        {\n            \/\/ \u30ad\u30e3\u30f3\u30bb\u30eb\u30c1\u30a7\u30c3\u30af\n            cancellationToken.ThrowIfCancellationRequested();\n\n            \/\/ \u30ad\u30e3\u30f3\u30bb\u30eb\u53ef\u80fd\u306a\u5f85\u6a5f\n            await Task.Delay(5000, cancellationToken);\n\n            \/\/ \u6642\u9593\u306e\u304b\u304b\u308b\u51e6\u7406\n            for (int i = 0; i &lt; 100; i++)\n            {\n                \/\/ \u5b9a\u671f\u7684\u306a\u30ad\u30e3\u30f3\u30bb\u30eb\u30c1\u30a7\u30c3\u30af\n                if (i % 10 == 0)\n                    cancellationToken.ThrowIfCancellationRequested();\n\n                await Task.Delay(100, cancellationToken);\n            }\n\n            return \"Operation completed\";\n        }\n        catch (OperationCanceledException)\n        {\n            \/\/ \u30ad\u30e3\u30f3\u30bb\u30eb\u6642\u306e\u5f8c\u51e6\u7406\n            await CleanupAsync();\n            throw; \/\/ \u4f8b\u5916\u3092\u518d\u30b9\u30ed\u30fc\n        }\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u5b9f\u88c5\u306e\u30dd\u30a4\u30f3\u30c8<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u9069\u5207\u306a\u9593\u9694\u3067\u306e\u30ad\u30e3\u30f3\u30bb\u30eb\u30c1\u30a7\u30c3\u30af<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30ea\u30bd\u30fc\u30b9\u306e\u9069\u5207\u306a\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30ad\u30e3\u30f3\u30bb\u30eb\u6642\u306e\u72b6\u614b\u7ba1\u7406<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">6. \u4e26\u5217\u51e6\u7406\u3068\u306e\u7d44\u307f\u5408\u308f\u305b\u65b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u51e6\u7406\u3068\u4e26\u5217\u51e6\u7406\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u5927\u5316\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class ParallelAsyncExample\n{\n    \/\/ \u4e26\u5217\u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u88c5\u4f8b\n    public async Task ProcessItemsAsync(IEnumerable&lt;string&gt; items)\n    {\n        \/\/ \u4e26\u5217\u5ea6\u306e\u5236\u5fa1\n        var parallelOptions = new ParallelOptions\n        {\n            MaxDegreeOfParallelism = Environment.ProcessorCount\n        };\n\n        \/\/ \u4e26\u5217\u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u884c\n        var tasks = items.Select(async item =&gt;\n        {\n            await Task.Delay(100); \/\/ \u4f55\u3089\u304b\u306e\u975e\u540c\u671f\u51e6\u7406\n            return await ProcessItemAsync(item);\n        });\n\n        \/\/ \u5168\u3066\u306e\u30bf\u30b9\u30af\u306e\u5b8c\u4e86\u3092\u5f85\u6a5f\n        var results = await Task.WhenAll(tasks);\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u4e26\u5217\u51e6\u7406\u306e\u6ce8\u610f\u70b9<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u9069\u5207\u306a\u4e26\u5217\u5ea6\u306e\u8a2d\u5b9a<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u30ea\u30bd\u30fc\u30b9\u6d88\u8cbb\u306e\u7ba1\u7406<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-memo-alt wp-block-paragraph\">\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-21\">7. \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3092\u9632\u3050\u305f\u3081\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u51e6\u7406\u3067\u306e\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306f\u3001\u7279\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u306a\u554f\u984c\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class MemoryLeakPrevention : IDisposable\n{\n    private readonly CancellationTokenSource _cts = new CancellationTokenSource();\n    private bool _disposed;\n\n    \/\/ \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3092\u9632\u3050\u5b9f\u88c5\u4f8b\n    public async Task StartProcessingAsync()\n    {\n        try\n        {\n            while (!_disposed)\n            {\n                await ProcessDataAsync(_cts.Token);\n                await Task.Delay(1000, _cts.Token);\n            }\n        }\n        catch (OperationCanceledException) when (_disposed)\n        {\n            \/\/ \u6b63\u5e38\u306a\u7d42\u4e86\n        }\n    }\n\n    public void Dispose()\n    {\n        if (!_disposed)\n        {\n            _disposed = true;\n            _cts.Cancel();\n            _cts.Dispose();\n        }\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u9632\u6b62\u306e\u30dd\u30a4\u30f3\u30c8<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30ea\u30bd\u30fc\u30b9\u306e\u9069\u5207\u306a\u7834\u68c4<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u30c8\u30fc\u30af\u30f3\u306e\u7ba1\u7406<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u30fc\u306e\u89e3\u9664<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u5faa\u74b0\u53c2\u7167\u306e\u56de\u907f<\/p>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e7\u3064\u306e\u539f\u5247\u3092\u9069\u5207\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u826f\u3044\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u958b\u767a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-22\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u30c6\u30af\u30cb\u30c3\u30af<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">\u975e\u540c\u671f\u51e6\u7406\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u7279\u5b9a\u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u51e6\u7406\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u306b\u306f\u3001\u307e\u305a\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u3092\u6b63\u78ba\u306b\u7279\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8a08\u6e2c\u3092\u542b\u3080\u975e\u540c\u671f\u51e6\u7406\u306e\u4f8b\npublic class PerformanceMonitoring\n{\n    public async Task&lt;PerformanceReport&gt; MeasureOperationAsync()\n    {\n        var stopwatch = Stopwatch.StartNew();\n        var metrics = new Dictionary&lt;string, TimeSpan&gt;();\n\n        try\n        {\n            \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u64cd\u4f5c\u306e\u8a08\u6e2c\n            var dbTimer = Stopwatch.StartNew();\n            var data = await FetchDataFromDatabaseAsync();\n            metrics[\"Database\"] = dbTimer.Elapsed;\n\n            \/\/ API\u547c\u3073\u51fa\u3057\u306e\u8a08\u6e2c\n            var apiTimer = Stopwatch.StartNew();\n            var apiResult = await CallExternalApiAsync();\n            metrics[\"API\"] = apiTimer.Elapsed;\n\n            \/\/ \u51e6\u7406\u306e\u8a08\u6e2c\n            var processTimer = Stopwatch.StartNew();\n            var result = await ProcessDataAsync(data, apiResult);\n            metrics[\"Processing\"] = processTimer.Elapsed;\n\n            return new PerformanceReport\n            {\n                TotalTime = stopwatch.Elapsed,\n                OperationMetrics = metrics\n            };\n        }\n        finally\n        {\n            stopwatch.Stop();\n        }\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u7279\u5b9a\u306e\u30dd\u30a4\u30f3\u30c8<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u8a73\u7d30\u306a\u6642\u9593\u8a08\u6e2c\u306e\u5b9f\u88c5<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u5404\u51e6\u7406\u6bb5\u968e\u306e\u5206\u96e2<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-24\">ValueTask\u3092\u4f7f\u7528\u3057\u305f\u30e1\u30e2\u30ea\u6700\u9069\u5316<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">ValueTask\u306f\u3001\u7279\u5b9a\u306e\u30b7\u30ca\u30ea\u30aa\u3067\u30e1\u30e2\u30ea\u30a2\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u524a\u6e1b\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class CacheOptimization\n{\n    private readonly Dictionary&lt;string, string&gt; _cache = new();\n    private readonly SemaphoreSlim _semaphore = new(1);\n\n    \/\/ ValueTask\u3092\u4f7f\u7528\u3057\u305f\u30ad\u30e3\u30c3\u30b7\u30e5\u6700\u9069\u5316\u306e\u4f8b\n    public ValueTask&lt;string&gt; GetCachedDataAsync(string key)\n    {\n        \/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u6642\u306f\u30a2\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u306a\u3057\n        if (_cache.TryGetValue(key, out var cachedValue))\n        {\n            return new ValueTask&lt;string&gt;(cachedValue);\n        }\n\n        \/\/ \u30ad\u30e3\u30c3\u30b7\u30e5\u30df\u30b9\u6642\u306e\u307fTask\u3092\u751f\u6210\n        return new ValueTask&lt;string&gt;(LoadAndCacheDataAsync(key));\n    }\n\n    private async Task&lt;string&gt; LoadAndCacheDataAsync(string key)\n    {\n        try\n        {\n            await _semaphore.WaitAsync();\n\n            \/\/ double-check pattern\n            if (_cache.TryGetValue(key, out var cachedValue))\n            {\n                return cachedValue;\n            }\n\n            var data = await FetchDataFromSourceAsync(key);\n            _cache[key] = data;\n            return data;\n        }\n        finally\n        {\n            _semaphore.Release();\n        }\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">ValueTask\u6700\u9069\u5316\u306e\u30dd\u30a4\u30f3\u30c8<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u6642\u306e\u30a2\u30ed\u30b1\u30fc\u30b7\u30e7\u30f3\u524a\u6e1b<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u9069\u5207\u306a\u30b9\u30ec\u30c3\u30c9\u540c\u671f\u306e\u5b9f\u88c5<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30ad\u30e3\u30c3\u30b7\u30e5\u6226\u7565\u306e\u6700\u9069\u5316<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-25\">\u975e\u540c\u671f\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5927\u91cf\u306e\u30c7\u30fc\u30bf\u3092\u52b9\u7387\u7684\u306b\u51e6\u7406\u3059\u308b\u5834\u5408\u3001\u975e\u540c\u671f\u30b9\u30c8\u30ea\u30fc\u30e0\u304c\u6709\u52b9\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class StreamProcessing\n{\n    \/\/ \u975e\u540c\u671f\u30b9\u30c8\u30ea\u30fc\u30e0\u3092\u4f7f\u7528\u3057\u305f\u30c7\u30fc\u30bf\u51e6\u7406\n    public async IAsyncEnumerable&lt;ProcessedData&gt; ProcessLargeDataSetAsync(\n        [EnumeratorCancellation] CancellationToken cancellationToken = default)\n    {\n        await using var context = new DataContext();\n\n        \/\/ \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\n        var query = context.LargeDataSet\n            .AsAsyncEnumerable()\n            .WithCancellation(cancellationToken);\n\n        await foreach (var item in query)\n        {\n            if (cancellationToken.IsCancellationRequested)\n                break;\n\n            \/\/ \u30e1\u30e2\u30ea\u52b9\u7387\u306e\u826f\u3044\u51e6\u7406\n            var processed = await ProcessItemAsync(item);\n            yield return processed;\n        }\n    }\n\n    \/\/ \u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u306e\u4f7f\u7528\u4f8b\n    public async Task ConsumeStreamAsync()\n    {\n        await foreach (var data in ProcessLargeDataSetAsync())\n        {\n            \/\/ \u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306a\u3057\u3067\u30c7\u30fc\u30bf\u3092\u51e6\u7406\n            await SendToClientAsync(data);\n        }\n    }\n}<\/pre>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u975e\u540c\u671f\u30b9\u30c8\u30ea\u30fc\u30e0\u6700\u9069\u5316\u306e\u30dd\u30a4\u30f3\u30c8<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u5236\u5fa1<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306e\u6700\u9069\u5316<\/p>\n\n\n\n<p class=\"is-style-sango-paragraph-idea-alt wp-block-paragraph\">\u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u5bfe\u5fdc<\/p>\n<\/div><\/div>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-26\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-27\">1. <strong>\u30d0\u30c3\u30c1\u51e6\u7406\u306e\u6700\u9069\u5316<\/strong><\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u52b9\u7387\u7684\u306a\u30d0\u30c3\u30c1\u51e6\u7406\u306e\u5b9f\u88c5\npublic async Task ProcessBatchAsync&lt;T&gt;(IEnumerable&lt;T&gt; items, int batchSize = 100)\n{\n    var batch = new List&lt;T&gt;(batchSize);\n\n    foreach (var item in items)\n    {\n        batch.Add(item);\n\n        if (batch.Count &gt;= batchSize)\n        {\n            await ProcessBatchInternalAsync(batch);\n            batch.Clear();\n        }\n    }\n\n    if (batch.Count &gt; 0)\n    {\n        await ProcessBatchInternalAsync(batch);\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-28\">2. <strong>\u4e26\u5217\u5ea6\u306e\u6700\u9069\u5316<\/strong><\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u4e26\u5217\u5ea6\u3092\u5236\u5fa1\u3057\u305f\u51e6\u7406\npublic async Task ProcessWithOptimalParallelismAsync(IEnumerable&lt;string&gt; items)\n{\n    var semaphore = new SemaphoreSlim(Environment.ProcessorCount);\n    var tasks = new List&lt;Task&gt;();\n\n    foreach (var item in items)\n    {\n        await semaphore.WaitAsync();\n\n        tasks.Add(Task.Run(async () =&gt;\n        {\n            try\n            {\n                await ProcessItemAsync(item);\n            }\n            finally\n            {\n                semaphore.Release();\n            }\n        }));\n    }\n\n    await Task.WhenAll(tasks);\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-29\">3. <strong>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u6700\u9069\u5316<\/strong><\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30e1\u30e2\u30ea\u52b9\u7387\u306e\u826f\u3044\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\npublic async Task ProcessLargeFileAsync(string filePath)\n{\n    using var fileStream = File.OpenRead(filePath);\n    using var reader = new StreamReader(fileStream);\n\n    string line;\n    var buffer = new List&lt;string&gt;(1000);\n\n    while ((line = await reader.ReadLineAsync()) != null)\n    {\n        buffer.Add(line);\n\n        if (buffer.Count &gt;= 1000)\n        {\n            await ProcessBufferAsync(buffer);\n            buffer.Clear();\n        }\n    }\n\n    if (buffer.Count &gt; 0)\n    {\n        await ProcessBufferAsync(buffer);\n    }\n}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u52b9\u7387\u7684\u3067\u9ad8\u6027\u80fd\u306a\u975e\u540c\u671f\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-30\">\u5b9f\u8df5\u7684\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-31\">WebAPI\u3067\u306e\u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">WebAPI\u3067\u306e\u975e\u540c\u671f\u51e6\u7406\u306f\u3001\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3068\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u8981\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">[ApiController]\n[Route(\"api\/[controller]\")]\npublic class OrderController : ControllerBase\n{\n    private readonly IOrderService _orderService;\n    private readonly ILogger&lt;OrderController&gt; _logger;\n\n    \/\/ \u8907\u6570\u306e\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u3092\u6271\u3046\u975e\u540c\u671fAPI\n    [HttpGet(\"details\/{orderId}\")]\n    public async Task&lt;ActionResult&lt;OrderDetailsDto&gt;&gt; GetOrderDetailsAsync(int orderId)\n    {\n        try\n        {\n            \/\/ \u4e26\u5217\u3067\u8907\u6570\u306e\u975e\u540c\u671f\u51e6\u7406\u3092\u5b9f\u884c\n            var orderTask = _orderService.GetOrderAsync(orderId);\n            var customerTask = _orderService.GetCustomerDetailsAsync(orderId);\n            var itemsTask = _orderService.GetOrderItemsAsync(orderId);\n\n            \/\/ \u5168\u3066\u306e\u51e6\u7406\u306e\u5b8c\u4e86\u3092\u5f85\u6a5f\n            await Task.WhenAll(orderTask, customerTask, itemsTask);\n\n            return Ok(new OrderDetailsDto\n            {\n                Order = await orderTask,\n                Customer = await customerTask,\n                Items = await itemsTask\n            });\n        }\n        catch (OrderNotFoundException)\n        {\n            return NotFound();\n        }\n        catch (Exception ex)\n        {\n            _logger.LogError(ex, \"Error fetching order details\");\n            return StatusCode(500);\n        }\n    }\n\n    \/\/ \u30b9\u30c8\u30ea\u30fc\u30df\u30f3\u30b0\u3092\u4f7f\u7528\u3057\u305f\u5927\u91cf\u30c7\u30fc\u30bf\u306e\u51e6\u7406\n    [HttpGet(\"export\")]\n    public async Task&lt;IActionResult&gt; ExportOrdersAsync(\n        [FromQuery] DateTime startDate,\n        [FromQuery] DateTime endDate)\n    {\n        Response.ContentType = \"text\/csv\";\n        Response.Headers.Add(\"Content-Disposition\", \"attachment; filename=orders.csv\");\n\n        await foreach (var orderLine in _orderService.GetOrdersAsStreamAsync(startDate, endDate))\n        {\n            var csvLine = ConvertToCsv(orderLine);\n            await Response.WriteAsync(csvLine);\n            await Response.Body.FlushAsync();\n        }\n\n        return new EmptyResult();\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-32\">\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9\u306e\u975e\u540c\u671f\u5316<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Entity Framework\u3092\u4f7f\u7528\u3057\u305f\u52b9\u7387\u7684\u306a\u975e\u540c\u671f\u30c7\u30fc\u30bf\u30a2\u30af\u30bb\u30b9\u306e\u5b9f\u88c5\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class OrderRepository : IOrderRepository\n{\n    private readonly OrderDbContext _context;\n\n    \/\/ \u52b9\u7387\u7684\u306a\u975e\u540c\u671f\u30af\u30a8\u30ea\u306e\u5b9f\u88c5\n    public async Task&lt;IReadOnlyList&lt;Order&gt;&gt; GetRecentOrdersAsync(\n        int customerId, \n        int count = 10,\n        CancellationToken cancellationToken = default)\n    {\n        return await _context.Orders\n            .Include(o =&gt; o.Items)\n            .Where(o =&gt; o.CustomerId == customerId)\n            .OrderByDescending(o =&gt; o.OrderDate)\n            .Take(count)\n            .AsNoTracking()  \/\/ \u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u5834\u5408\u306f\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u7121\u52b9\u5316\n            .ToListAsync(cancellationToken);\n    }\n\n    \/\/ \u30d0\u30c3\u30c1\u51e6\u7406\u3092\u4f7f\u7528\u3057\u305f\u66f4\u65b0\n    public async Task UpdateOrderStatusAsync(\n        IEnumerable&lt;int&gt; orderIds,\n        OrderStatus newStatus,\n        CancellationToken cancellationToken = default)\n    {\n        const int batchSize = 100;\n        var batches = orderIds.Chunk(batchSize);\n\n        foreach (var batch in batches)\n        {\n            await _context.Orders\n                .Where(o =&gt; batch.Contains(o.Id))\n                .ExecuteUpdateAsync(s =&gt; \n                    s.SetProperty(o =&gt; o.Status, newStatus),\n                    cancellationToken);\n\n            await _context.SaveChangesAsync(cancellationToken);\n        }\n    }\n\n    \/\/ \u975e\u540c\u671f\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u306e\u5b9f\u88c5\n    public async Task&lt;bool&gt; ProcessOrderAsync(\n        Order order,\n        CancellationToken cancellationToken = default)\n    {\n        using var transaction = await _context.Database\n            .BeginTransactionAsync(cancellationToken);\n\n        try\n        {\n            \/\/ \u5728\u5eab\u30c1\u30a7\u30c3\u30af\n            var items = await ValidateInventoryAsync(order.Items, cancellationToken);\n            if (!items.All(i =&gt; i.IsAvailable))\n                return false;\n\n            \/\/ \u5728\u5eab\u306e\u66f4\u65b0\n            await UpdateInventoryAsync(order.Items, cancellationToken);\n\n            \/\/ \u6ce8\u6587\u306e\u4fdd\u5b58\n            _context.Orders.Add(order);\n            await _context.SaveChangesAsync(cancellationToken);\n\n            await transaction.CommitAsync(cancellationToken);\n            return true;\n        }\n        catch\n        {\n            await transaction.RollbackAsync(cancellationToken);\n            throw;\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-33\">\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u975e\u540c\u671f\u51e6\u7406<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5927\u5bb9\u91cf\u30d5\u30a1\u30a4\u30eb\u3092\u52b9\u7387\u7684\u306b\u51e6\u7406\u3059\u308b\u5b9f\u88c5\u4f8b\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class FileProcessor\n{\n    \/\/ \u5927\u5bb9\u91cf\u30d5\u30a1\u30a4\u30eb\u306e\u975e\u540c\u671f\u8aad\u307f\u53d6\u308a\n    public async Task ProcessLargeFileAsync(\n        string filePath,\n        Func&lt;string, Task&gt; lineProcessor,\n        CancellationToken cancellationToken = default)\n    {\n        const int bufferSize = 4096;\n        using var fileStream = new FileStream(\n            filePath,\n            FileMode.Open,\n            FileAccess.Read,\n            FileShare.Read,\n            bufferSize,\n            FileOptions.Asynchronous | FileOptions.SequentialScan);\n\n        using var reader = new StreamReader(fileStream);\n\n        string line;\n        while ((line = await reader.ReadLineAsync()) != null)\n        {\n            cancellationToken.ThrowIfCancellationRequested();\n            await lineProcessor(line);\n        }\n    }\n\n    \/\/ \u4e26\u5217\u30d5\u30a1\u30a4\u30eb\u51e6\u7406\u306e\u5b9f\u88c5\n    public async Task ProcessMultipleFilesAsync(\n        IEnumerable&lt;string&gt; filePaths,\n        Func&lt;string, Task&gt; fileProcessor,\n        int maxConcurrency = 3)\n    {\n        using var semaphore = new SemaphoreSlim(maxConcurrency);\n        var tasks = new List&lt;Task&gt;();\n\n        foreach (var filePath in filePaths)\n        {\n            await semaphore.WaitAsync();\n\n            tasks.Add(Task.Run(async () =&gt;\n            {\n                try\n                {\n                    await fileProcessor(filePath);\n                }\n                finally\n                {\n                    semaphore.Release();\n                }\n            }));\n        }\n\n        await Task.WhenAll(tasks);\n    }\n\n    \/\/ \u975e\u540c\u671f\u30d5\u30a1\u30a4\u30eb\u66f8\u304d\u8fbc\u307f\n    public async Task ExportDataAsync&lt;T&gt;(\n        IAsyncEnumerable&lt;T&gt; data,\n        string outputPath,\n        CancellationToken cancellationToken = default)\n    {\n        const int bufferSize = 4096;\n        using var fileStream = new FileStream(\n            outputPath,\n            FileMode.Create,\n            FileAccess.Write,\n            FileShare.None,\n            bufferSize,\n            FileOptions.Asynchronous | FileOptions.SequentialScan);\n\n        using var writer = new StreamWriter(fileStream);\n\n        await foreach (var item in data.WithCancellation(cancellationToken))\n        {\n            var line = SerializeItem(item);\n            await writer.WriteLineAsync(line);\n\n            \/\/ \u5b9a\u671f\u7684\u306a\u30d5\u30e9\u30c3\u30b7\u30e5\n            if (fileStream.Position &gt; bufferSize)\n            {\n                await writer.FlushAsync();\n            }\n        }\n    }\n}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u5b9f\u88c5\u4f8b\u306f\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u3059\u3050\u306b\u6d3b\u7528\u3067\u304d\u308b\u5b9f\u8df5\u7684\u306a\u30d1\u30bf\u30fc\u30f3\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-34\">\u3088\u304f\u3042\u308b\u30a8\u30e9\u30fc\u3068\u305d\u306e\u89e3\u6c7a\u65b9\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-35\">\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306e\u691c\u51fa\u3068\u89e3\u6c7a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306f\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u304a\u3051\u308b\u6700\u3082\u4e00\u822c\u7684\u306a\u554f\u984c\u306e1\u3064\u3067\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-36\">\u4e00\u822c\u7684\u306a\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u30d1\u30bf\u30fc\u30f3<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u3092\u5f15\u304d\u8d77\u3053\u3059\u5178\u578b\u7684\u306a\u30d1\u30bf\u30fc\u30f3\npublic class DeadlockPatterns\n{\n    \/\/ \u30d1\u30bf\u30fc\u30f31: \u540c\u671f\u7684\u306a\u5f85\u6a5f\n    public string GetDataWrong()\n    {\n        \/\/ \ud83d\udca5 \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306e\u5371\u967a\u6027\n        return GetDataAsync().Result;\n    }\n\n    \/\/ \u30d1\u30bf\u30fc\u30f32: ASP.NET Core\u3067\u306eContext\u4e0d\u4e00\u81f4\n    public async Task&lt;string&gt; GetDataWithContextIssue()\n    {\n        return await GetDataAsync(); \/\/ \u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5207\u308a\u66ff\u3048\u3067\u554f\u984c\u767a\u751f\n    }\n}\n\n\/\/ \u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u3092\u56de\u907f\u3059\u308b\u6b63\u3057\u3044\u5b9f\u88c5\npublic class DeadlockSolutions\n{\n    \/\/ \u89e3\u6c7a\u7b561: \u975e\u540c\u671f\u30c1\u30a7\u30fc\u30f3\u306e\u7dad\u6301\n    public async Task&lt;string&gt; GetDataCorrect()\n    {\n        return await GetDataAsync().ConfigureAwait(false);\n    }\n\n    \/\/ \u89e3\u6c7a\u7b562: \u540c\u671fAPI\u304c\u5fc5\u8981\u306a\u5834\u5408\n    public string GetDataSyncCorrect()\n    {\n        \/\/ \u65b0\u3057\u3044\u30b9\u30ec\u30c3\u30c9\u3067\u5b9f\u884c\u3057\u3066\u540c\u671f\u7684\u306b\u5f85\u6a5f\n        return Task.Run(async () =&gt; await GetDataAsync())\n                  .GetAwaiter()\n                  .GetResult();\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-37\">\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u691c\u51fa\u306e\u305f\u3081\u306e\u30c4\u30fc\u30eb<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public static class DeadlockDetector\n{\n    public static async Task DetectPotentialDeadlocksAsync(\n        Func&lt;Task&gt; action,\n        TimeSpan timeout)\n    {\n        using var cts = new CancellationTokenSource(timeout);\n\n        try\n        {\n            await Task.WhenAny(\n                action(),\n                Task.Delay(timeout, cts.Token)\n            );\n\n            if (!cts.IsCancellationRequested)\n            {\n                \/\/ \u6b63\u5e38\u7d42\u4e86\n                return;\n            }\n\n            throw new TimeoutException(\"Potential deadlock detected\");\n        }\n        catch (TaskCanceledException)\n        {\n            throw new TimeoutException(\"Potential deadlock detected\");\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-38\">\u4f8b\u5916\u51e6\u7406\u306e\u843d\u3068\u3057\u7a74<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306b\u304a\u3051\u308b\u4f8b\u5916\u51e6\u7406\u306b\u306f\u7279\u6709\u306e\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class ExceptionHandlingPatterns\n{\n    \/\/ \u60aa\u3044\u4f8b: \u5931\u308f\u308c\u308b\u4f8b\u5916\n    public async void FireAndForgetWrong()\n    {\n        await Task.Run(() =&gt; throw new Exception(\"Lost exception\"));\n    }\n\n    \/\/ \u826f\u3044\u4f8b: \u4f8b\u5916\u3092\u30ad\u30e3\u30c3\u30c1\u3057\u3066\u9069\u5207\u306b\u51e6\u7406\n    public async Task FireAndForgetCorrect()\n    {\n        try\n        {\n            await Task.Run(() =&gt; throw new Exception(\"Caught exception\"))\n                     .ConfigureAwait(false);\n        }\n        catch (Exception ex)\n        {\n            \/\/ \u4f8b\u5916\u3092\u30ed\u30b0\u306b\u8a18\u9332\n            Logger.LogError(ex, \"Error in async operation\");\n            throw; \/\/ \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u518d\u30b9\u30ed\u30fc\n        }\n    }\n\n    \/\/ \u8907\u6570\u306e\u4f8b\u5916\u3092\u9069\u5207\u306b\u51e6\u7406\u3059\u308b\u4f8b\n    public async Task HandleMultipleExceptionsAsync()\n    {\n        var tasks = new List&lt;Task&gt;();\n\n        try\n        {\n            \/\/ \u8907\u6570\u306e\u30bf\u30b9\u30af\u3092\u5b9f\u884c\n            tasks.Add(Task1Async());\n            tasks.Add(Task2Async());\n\n            await Task.WhenAll(tasks);\n        }\n        catch (Exception ex)\n        {\n            \/\/ \u5168\u3066\u306e\u4f8b\u5916\u3092\u53d6\u5f97\n            var exceptions = tasks\n                .Where(t =&gt; t.IsFaulted)\n                .SelectMany(t =&gt; t.Exception?.InnerExceptions ?? Array.Empty&lt;Exception&gt;())\n                .ToList();\n\n            \/\/ \u4f8b\u5916\u3092\u9069\u5207\u306b\u51e6\u7406\n            foreach (var exception in exceptions)\n            {\n                Logger.LogError(exception, \"Task failed\");\n            }\n\n            throw new AggregateException(exceptions);\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-39\">\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u9632\u6b62\u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u975e\u540c\u671f\u51e6\u7406\u3067\u306e\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306f\u6ce8\u610f\u6df1\u3044\u5b9f\u88c5\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"csharp\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">public class MemoryLeakPrevention : IDisposable\n{\n    private readonly CancellationTokenSource _cts = new();\n    private readonly List&lt;IDisposable&gt; _disposables = new();\n    private bool _disposed;\n\n    \/\/ \u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u3092\u9632\u3050\u305f\u3081\u306e\u5b9f\u88c5\u4f8b\n    public async Task StartLongRunningProcessAsync()\n    {\n        if (_disposed)\n            throw new ObjectDisposedException(nameof(MemoryLeakPrevention));\n\n        try\n        {\n            \/\/ \u30ea\u30bd\u30fc\u30b9\u306e\u767b\u9332\n            using var scope = RegisterDisposable(new SomeResource());\n\n            while (!_cts.Token.IsCancellationRequested)\n            {\n                await ProcessDataAsync(_cts.Token);\n                await Task.Delay(1000, _cts.Token);\n            }\n        }\n        catch (OperationCanceledException) when (_disposed)\n        {\n            \/\/ \u6b63\u5e38\u306a\u7d42\u4e86\n        }\n    }\n\n    \/\/ \u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u306e\u9069\u5207\u306a\u7ba1\u7406\n    private EventHandler&lt;DataReceivedEventArgs&gt; _handler;\n    public void SubscribeToEvents(DataSource source)\n    {\n        _handler = async (s, e) =&gt; await HandleDataReceivedAsync(e);\n        source.DataReceived += _handler;\n\n        \/\/ \u30a4\u30d9\u30f3\u30c8\u30cf\u30f3\u30c9\u30e9\u306e\u89e3\u9664\u3092\u767b\u9332\n        RegisterDisposable(new EventUnsubscriber(source, _handler));\n    }\n\n    private IDisposable RegisterDisposable(IDisposable disposable)\n    {\n        if (_disposed)\n        {\n            disposable.Dispose();\n            throw new ObjectDisposedException(nameof(MemoryLeakPrevention));\n        }\n\n        _disposables.Add(disposable);\n        return new DisposableWrapper(disposable, () =&gt; _disposables.Remove(disposable));\n    }\n\n    public void Dispose()\n    {\n        if (_disposed) return;\n\n        _disposed = true;\n        _cts.Cancel();\n\n        foreach (var disposable in _disposables.ToArray())\n        {\n            try\n            {\n                disposable.Dispose();\n            }\n            catch (Exception ex)\n            {\n                Logger.LogError(ex, \"Error disposing resource\");\n            }\n        }\n\n        _disposables.Clear();\n        _cts.Dispose();\n    }\n}\n\n\/\/ \u30a4\u30d9\u30f3\u30c8\u8cfc\u8aad\u89e3\u9664\u7528\u306e\u30d8\u30eb\u30d1\u30fc\u30af\u30e9\u30b9\npublic class EventUnsubscriber : IDisposable\n{\n    private readonly DataSource _source;\n    private readonly EventHandler&lt;DataReceivedEventArgs&gt; _handler;\n\n    public EventUnsubscriber(\n        DataSource source,\n        EventHandler&lt;DataReceivedEventArgs&gt; handler)\n    {\n        _source = source;\n        _handler = handler;\n    }\n\n    public void Dispose()\n    {\n        _source.DataReceived -= _handler;\n    }\n}<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u30a8\u30e9\u30fc\u30d1\u30bf\u30fc\u30f3\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u89e3\u6c7a\u7b56\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u3088\u308a\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u6210\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-40\">async\u306e\u307e\u3068\u3081<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C#\u306e\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306f\u3001\u9069\u5207\u306a\u5b9f\u88c5\u306b\u3088\u308a\u5927\u5e45\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u5411\u4e0a\u304c\u898b\u8fbc\u3081\u308b\u4e00\u65b9\u3067\u3001\u8aa4\u3063\u305f\u5b9f\u88c5\u306f\u6df1\u523b\u306a\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<br>\u672c\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u305f\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u52b9\u7387\u7684\u306a\u975e\u540c\u671f\u51e6\u7406\u3092\u5b9f\u73fe\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"wp-block-sgb-block-simple sgb-box-simple sgb-box-simple--title-normal sgb-box-simple--with-border\"><div style=\"background-color:var(--wp--preset--color--sango-main);color:#FFF\" class=\"sgb-box-simple__title\">\u3053\u306e\u8a18\u4e8b\u306e\u4e3b\u306a\u30dd\u30a4\u30f3\u30c8<\/div><div class=\"sgb-box-simple__body\" style=\"border-color:var(--wp--preset--color--sango-main);background-color:#FFF\">\n<ol class=\"wp-block-list\">\n<li><strong>\u57fa\u790e\u306e\u91cd\u8981\u6027<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u975e\u540c\u671f\u51e6\u7406\u306e\u72b6\u614b\u9077\u79fb\u306e\u7406\u89e3<\/li>\n\n\n\n<li>Task\u3001<strong><code>Task&lt;T&gt;<\/code><\/strong>\u3001ValueTask\u306e\u9069\u5207\u306a\u4f7f\u3044\u5206\u3051<\/li>\n\n\n\n<li>ConfigureAwait\u306e\u6b63\u3057\u3044\u4f7f\u7528<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u4e26\u5217\u51e6\u7406\u3068\u306e\u52b9\u679c\u7684\u306a\u7d44\u307f\u5408\u308f\u305b<\/li>\n\n\n\n<li>\u975e\u540c\u671f\u30b9\u30c8\u30ea\u30fc\u30e0\u51e6\u7406\u306e\u6d3b\u7528<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30a8\u30e9\u30fc\u51e6\u7406\u3068\u30c7\u30d0\u30c3\u30b0<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u306e\u691c\u51fa\u3068\u9632\u6b62<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u4f8b\u5916\u51e6\u7406\u30d1\u30bf\u30fc\u30f3<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u9632\u6b62\u7b56<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u5b9f\u88c5\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30ad\u30e3\u30f3\u30bb\u30ec\u30fc\u30b7\u30e7\u30f3\u30c8\u30fc\u30af\u30f3\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u30ec\u30fc\u30c8\u5236\u9650\u306e\u5b9f\u88c5<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u30dd\u30a4\u30f3\u30c8\u3092\u62bc\u3055\u3048\u308b\u3053\u3068\u3067\u3001\u5b9f\u8df5\u7684\u306a\u975e\u540c\u671f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u30b9\u30ad\u30eb\u3092\u7fd2\u5f97\u3057\u3001\u9ad8\u54c1\u8cea\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":2835,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,61],"tags":[],"class_list":["post-1653","post","type-post","status-publish","format-standard","has-post-thumbnail","category-csharp","category-csharp-syntax"],"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1653","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1653"}],"version-history":[{"count":7,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1653\/revisions"}],"predecessor-version":[{"id":2838,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1653\/revisions\/2838"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/media\/2835"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}