{"id":344,"date":"2017-03-06T11:25:07","date_gmt":"2017-03-06T02:25:07","guid":{"rendered":"http:\/\/marius.main.jp\/software\/blog\/?p=344"},"modified":"2020-03-25T18:27:41","modified_gmt":"2020-03-25T09:27:41","slug":"post-344","status":"publish","type":"post","link":"https:\/\/todosoft.net\/blog\/?p=344","title":{"rendered":"async\/await\u3067\u8907\u6570\u306eTask\u3092\u540c\u6642\u306b\u5b9f\u884c\u3059\u308b"},"content":{"rendered":"\n<p> Task\u306e\u914d\u5217\u3092\u4f5c\u6210\u3057\u3001Task.WhenAll\u3092\u547c\u3076\u3053\u3068\u3067\u3001<br>\u8907\u6570\u306eTask\u3092\u540c\u6642\u306b\u5b9f\u884c\u3057\u3001\u5168\u3066\u306eTask\u306e\u51e6\u7406\u304c\u7d42\u4e86\u3059\u308b\u307e\u3067\u5f85\u6a5f\u3059\u308b\u3002 <\/p>\n\n\n\n<!--more-->\n\n\n\n<pre class=\"wp-block-luxe-blocks-syntaxhighlighter line-numbers language-csharp\"><code class=\"language-csharp\">private async void button1_Click(object sender, EventArgs e)\n{\n    \/\/ Task\u914d\u5217\u306e\u69cb\u7bc9\n    List&lt;Task> arrayTask = new List&lt;Task>();\n\n    for (int intCount = 0; intCount &lt; 5; intCount++)\n    {\n        Task objTask = Task.Run(async () =>\n        {\n            \/\/ \u51e6\u7406\n            await Task.Delay(5000);\n        });\n\n        \/\/ Task\u914d\u5217\u306bTask\u3092\u8ffd\u52a0\n        arrayTask.Add(objTask);\n    }\n\n    \/\/ Task\u914d\u5217\u306e\u51e6\u7406\u3092\u5b9f\u884c\u3057\u3001\u5168\u3066\u306e\u51e6\u7406\u304c\u7d42\u4e86\u3059\u308b\u307e\u3067\u5f85\u6a5f\n    await Task.WhenAll(arrayTask);\n\n    MessageBox.Show(\"\u5b8c\u4e86\");\n}<\/code><\/pre>\n\n\n\n<p> Task\u306b\u623b\u308a\u5024\u304c\u3042\u308b\u5834\u5408\u306f\u4e0b\u8a18\u306e\u3088\u3046\u306b\u306a\u308b\u3002 <\/p>\n\n\n\n<pre class=\"wp-block-luxe-blocks-syntaxhighlighter line-numbers language-csharp\"><code class=\"language-csharp\">private async void button2_Click(object sender, EventArgs e)\n{\n    Random objRandom = new System.Random();\n\n    \/\/ Task\u914d\u5217\u306e\u69cb\u7bc9\n    List&lt;Task&lt;int>> arrayTask = new List&lt;Task&lt;int>>();\n\n    for (int intCount = 0; intCount &lt; 5; intCount++)\n    {\n        Task&lt;int> objTask = Task&lt;int>.Run(() =>\n        {\n            \/\/ \u51e6\u7406\n            return objRandom.Next();\n        });\n\n        \/\/ Task\u914d\u5217\u306bTask\u3092\u8ffd\u52a0\n        arrayTask.Add(objTask);\n    }\n\n    \/\/ Task\u914d\u5217\u306e\u51e6\u7406\u3092\u5b9f\u884c\u3057\u3001\u5168\u3066\u306e\u51e6\u7406\u304c\u7d42\u4e86\u3059\u308b\u307e\u3067\u5f85\u6a5f\n    int[] arrayInt = await Task.WhenAll(arrayTask);\n\n    string strResult = \"\";\n    foreach(int intValue in arrayInt)\n    {\n        strResult += \"\\n\" + intValue.ToString();\n    }\n\n    MessageBox.Show(\"\u5b8c\u4e86\" + strResult);\n}<\/code><\/pre>\n\n\n\n<p> \u6ce8\u610f<br>Task objTask = Task.Run(async () => \u306e\u90e8\u5206\u3092\u3001<br>\u8aa4\u3063\u3066\u00a0Task objTask = new Task(async () => \u3068\u3057\u3066\u3057\u307e\u3046\u3068\u3001<br>WhenAll \u3067\u5b9f\u884c\u3055\u308c\u306a\u3044\u306e\u3067\u6ce8\u610f\u304c\u5fc5\u8981\u3002 <\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Task\u306e\u914d\u5217\u3092\u4f5c\u6210\u3057\u3001Task.WhenAll\u3092\u547c\u3076\u3053\u3068\u3067\u3001\u8907\u6570\u306eTask\u3092\u540c\u6642\u306b\u5b9f\u884c\u3057\u3001\u5168\u3066\u306eTask\u306e\u51e6\u7406\u304c\u7d42\u4e86\u3059\u308b\u307e\u3067\u5f85\u6a5f\u3059\u308b\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,15],"tags":[],"class_list":["post-344","post","type-post","status-publish","format-standard","hentry","category-c","category-15"],"_links":{"self":[{"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=\/wp\/v2\/posts\/344","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=344"}],"version-history":[{"count":3,"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=\/wp\/v2\/posts\/344\/revisions"}],"predecessor-version":[{"id":734,"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=\/wp\/v2\/posts\/344\/revisions\/734"}],"wp:attachment":[{"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/todosoft.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}