{"id":59371,"date":"2024-10-12T21:32:07","date_gmt":"2024-10-12T13:32:07","guid":{"rendered":"https:\/\/server.hk\/cnblog\/59371\/"},"modified":"2024-10-12T21:32:07","modified_gmt":"2024-10-12T13:32:07","slug":"asp-net%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%b7%e6%96%b0%e6%8a%80%e5%b7%a7%ef%bc%9a%e8%bf%94%e5%9b%9e%e5%be%8c%e8%87%aa%e5%8b%95%e5%88%b7%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab-asp-net%e8%bf%94%e5%9b%9e","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/59371\/","title":{"rendered":"ASP.NET\u6578\u64da\u5eab\u5237\u65b0\u6280\u5de7\uff1a\u8fd4\u56de\u5f8c\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab (asp.net\u8fd4\u56de\u4e26\u5237\u65b0\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"asp-net%e6%95%b8%e6%93%9a%e5%ba%ab%e5%88%b7%e6%96%b0%e6%8a%80%e5%b7%a7%ef%bc%9a%e8%bf%94%e5%9b%9e%e5%be%8c%e8%87%aa%e5%8b%95%e5%88%b7%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab-XedqOPLCsL\">ASP.NET\u6578\u64da\u5eab\u5237\u65b0\u6280\u5de7\uff1a\u8fd4\u56de\u5f8c\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684Web\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cASP.NET\u662f\u4e00\u500b\u975e\u5e38\u6d41\u884c\u7684\u6846\u67b6\uff0c\u56e0\u70ba\u5b83\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u529f\u80fd\u548c\u9748\u6d3b\u6027\u3002\u7576\u958b\u767c\u8005\u9700\u8981\u5728\u7528\u6236\u8fd4\u56de\u67d0\u500b\u9801\u9762\u6642\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\u7684\u6578\u64da\u6642\uff0c\u9019\u5c31\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728ASP.NET\u4e2d\u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\u548c\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e8%87%aa%e5%8b%95%e5%88%b7%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%9f-XedqOPLCsL\">\u70ba\u4ec0\u9ebc\u9700\u8981\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\uff1f<\/h2>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u5834\u666f\u4e2d\uff0c\u6578\u64da\u7684\u5373\u6642\u6027\u81f3\u95dc\u91cd\u8981\u3002\u4f8b\u5982\uff0c\u96fb\u5b50\u5546\u52d9\u7db2\u7ad9\u9700\u8981\u5728\u7528\u6236\u8fd4\u56de\u8cfc\u7269\u8eca\u9801\u9762\u6642\u986f\u793a\u6700\u65b0\u7684\u5eab\u5b58\u72c0\u614b\uff0c\u6216\u8005\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u9700\u8981\u5728\u7528\u6236\u8fd4\u56de\u4e3b\u9801\u6642\u66f4\u65b0\u6700\u65b0\u7684\u5e16\u5b50\u3002\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\u53ef\u4ee5\u78ba\u4fdd\u7528\u6236\u7372\u5f97\u6700\u65b0\u7684\u4fe1\u606f\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"asp-net%e4%b8%ad%e7%9a%84%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c-XedqOPLCsL\">ASP.NET\u4e2d\u7684\u6578\u64da\u5eab\u64cd\u4f5c<\/h2>\n<p>\u5728ASP.NET\u4e2d\uff0c\u6578\u64da\u5eab\u64cd\u4f5c\u901a\u5e38\u901a\u904eEntity Framework\u6216ADO.NET\u4f86\u5be6\u73fe\u3002\u9019\u4e9b\u6280\u8853\u63d0\u4f9b\u4e86\u7c21\u55ae\u7684API\u4f86\u57f7\u884cCRUD\uff08\u5275\u5efa\u3001\u8b80\u53d6\u3001\u66f4\u65b0\u3001\u522a\u9664\uff09\u64cd\u4f5c\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528Entity Framework\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u57fa\u672c\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nusing (var context = new MyDbContext())\n{\n    var item = context.Items.Find(itemId);\n    item.Name = \"Updated Name\";\n    context.SaveChanges();\n}\n<\/code><\/pre>\n<h2 id=\"%e5%af%a6%e7%8f%be%e8%87%aa%e5%8b%95%e5%88%b7%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%8a%80%e5%b7%a7-XedqOPLCsL\">\u5be6\u73fe\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\u7684\u6280\u5de7<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8session%e7%8b%80%e6%85%8b-XedqOPLCsL\">1. \u4f7f\u7528Session\u72c0\u614b<\/h3>\n<p>\u5728ASP.NET\u4e2d\uff0c\u53ef\u4ee5\u5229\u7528Session\u72c0\u614b\u4f86\u5b58\u5132\u7528\u6236\u7684\u64cd\u4f5c\u4fe1\u606f\u3002\u7576\u7528\u6236\u8fd4\u56de\u67d0\u500b\u9801\u9762\u6642\uff0c\u53ef\u4ee5\u6aa2\u67e5Session\u4e2d\u7684\u72c0\u614b\uff0c\u4e26\u6839\u64da\u9700\u8981\u5237\u65b0\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>\nif (Session[\"RefreshData\"] != null &amp;&amp; (bool)Session[\"RefreshData\"])\n{\n    RefreshDatabase();\n    Session[\"RefreshData\"] = false; \/\/ \u91cd\u7f6e\u72c0\u614b\n}\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8ajax%e6%8a%80%e8%a1%93-XedqOPLCsL\">2. \u4f7f\u7528AJAX\u6280\u8853<\/h3>\n<p>AJAX\u53ef\u4ee5\u7528\u4f86\u5728\u4e0d\u91cd\u65b0\u52a0\u8f09\u6574\u500b\u9801\u9762\u7684\u60c5\u6cc1\u4e0b\uff0c\u5411\u670d\u52d9\u5668\u8acb\u6c42\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u5728\u7528\u6236\u8fd4\u56de\u9801\u9762\u6642\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>\n$.ajax({\n    url: '\/api\/refresh',\n    type: 'GET',\n    success: function(data) {\n        \/\/ \u66f4\u65b0\u9801\u9762\u4e0a\u7684\u6578\u64da\n    }\n});\n<\/code><\/pre>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8javascript%e7%9a%84onbeforeunload%e4%ba%8b%e4%bb%b6-XedqOPLCsL\">3. \u4f7f\u7528JavaScript\u7684onbeforeunload\u4e8b\u4ef6<\/h3>\n<p>\u53ef\u4ee5\u5229\u7528JavaScript\u7684onbeforeunload\u4e8b\u4ef6\u4f86\u6aa2\u6e2c\u7528\u6236\u662f\u5426\u96e2\u958b\u9801\u9762\uff0c\u4e26\u5728\u7528\u6236\u8fd4\u56de\u6642\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\u3002<\/p>\n<pre><code>\nwindow.onbeforeunload = function() {\n    \/\/ \u8a2d\u7f6e\u4e00\u500b\u6a19\u8a18\uff0c\u8868\u793a\u9700\u8981\u5237\u65b0\u6578\u64da\n    sessionStorage.setItem('refreshData', 'true');\n};\n<\/code><\/pre>\n<h2 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e8%bf%94%e5%9b%9e%e5%be%8c%e8%87%aa%e5%8b%95%e5%88%b7%e6%96%b0%e6%95%b8%e6%93%9a%e5%ba%ab-XedqOPLCsL\">\u793a\u4f8b\uff1a\u8fd4\u56de\u5f8c\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5728\u7528\u6236\u8fd4\u56de\u9801\u9762\u6642\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\uff1a<\/p>\n<pre><code>\nprotected void Page_Load(object sender, EventArgs e)\n{\n    if (IsPostBack)\n    {\n        if (Session[\"RefreshData\"] != null &amp;&amp; (bool)Session[\"RefreshData\"])\n        {\n            RefreshDatabase();\n            Session[\"RefreshData\"] = false; \/\/ \u91cd\u7f6e\u72c0\u614b\n        }\n    }\n}\n\nprivate void RefreshDatabase()\n{\n    using (var context = new MyDbContext())\n    {\n        var items = context.Items.ToList();\n        \/\/ \u66f4\u65b0\u9801\u9762\u4e0a\u7684\u6578\u64da\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-XedqOPLCsL\">\u7e3d\u7d50<\/h2>\n<p>\u5728ASP.NET\u4e2d\u5be6\u73fe\u81ea\u52d5\u5237\u65b0\u6578\u64da\u5eab\u7684\u529f\u80fd\uff0c\u53ef\u4ee5\u901a\u904e\u591a\u7a2e\u6280\u8853\u4f86\u9054\u6210\uff0c\u5305\u62ecSession\u72c0\u614b\u3001AJAX\u8acb\u6c42\u548cJavaScript\u4e8b\u4ef6\u7b49\u3002\u9019\u4e9b\u6280\u5de7\u4e0d\u50c5\u80fd\u63d0\u5347\u7528\u6236\u9ad4\u9a57\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7684\u5373\u6642\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6280\u8853\u548c\u65b9\u6cd5\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u7db2\u7ad9\u6258\u7ba1\u9084\u662f\u61c9\u7528\u958b\u767c\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22ASP.NET\u6578\u64da\u5eab\u5237\u65b0\u6280\u5de7\uff0c\u5b78\u7fd2\u5982\u4f55\u5728\u8fd4\u56de\u5f8c\u81ea\u52d5\u66f4\u65b0\u6578\u64da\u5eab\uff0c\u63d0\u5347\u61c9\u7528\u7a0b\u5e8f\u7684\u6578\u64da\u5be6\u6642\u6027\u548c\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-59371","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59371","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=59371"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59371\/revisions"}],"predecessor-version":[{"id":59372,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/59371\/revisions\/59372"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=59371"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=59371"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=59371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}