{"id":180526,"date":"2024-11-09T11:00:17","date_gmt":"2024-11-09T03:00:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/180526\/"},"modified":"2024-11-09T11:00:18","modified_gmt":"2024-11-09T03:00:18","slug":"%e6%b7%b1%e5%85%a5-net%e6%a0%b8%e5%bf%83-clr%e5%87%bd%e6%95%b8%e4%bd%bf%e7%94%a8%e8%88%89%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/180526\/","title":{"rendered":"\u6df1\u5165.NET\u6838\u5fc3 CLR\u51fd\u6578\u4f7f\u7528\u8209\u4f8b"},"content":{"rendered":"<h1 id=\"%e6%b7%b1%e5%85%a5-net%e6%a0%b8%e5%bf%83-clr%e5%87%bd%e6%95%b8%e4%bd%bf%e7%94%a8%e8%88%89%e4%be%8b-SRvlETKbyq\">\u6df1\u5165.NET\u6838\u5fc3 CLR\u51fd\u6578\u4f7f\u7528\u8209\u4f8b<\/h1>\n<p>.NET\u6838\u5fc3\u662f\u4e00\u500b\u8de8\u5e73\u53f0\u7684\u958b\u6e90\u6846\u67b6\uff0c\u65e8\u5728\u652f\u6301\u591a\u7a2e\u61c9\u7528\u7a0b\u5e8f\u7684\u958b\u767c\u3002\u5176\u6838\u5fc3\u7d44\u4ef6\u4e4b\u4e00\u662f\u516c\u5171\u8a9e\u8a00\u904b\u884c\u5eab\uff08Common Language Runtime\uff0c\u7c21\u7a31CLR\uff09\uff0c\u5b83\u8ca0\u8cac\u57f7\u884c.NET\u61c9\u7528\u7a0b\u5e8f\u4e26\u63d0\u4f9b\u591a\u7a2e\u670d\u52d9\uff0c\u5982\u5167\u5b58\u7ba1\u7406\u3001\u7570\u5e38\u8655\u7406\u548c\u5b89\u5168\u6027\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e.NET\u6838\u5fc3\u4e2d\u7684CLR\u51fd\u6578\uff0c\u4e26\u901a\u904e\u5177\u9ad4\u7684\u4f8b\u5b50\u4f86\u8aaa\u660e\u5176\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"clr%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-SRvlETKbyq\">CLR\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>CLR\u662f.NET\u6846\u67b6\u7684\u57fa\u77f3\uff0c\u63d0\u4f9b\u4e86\u4e00\u500b\u57f7\u884c\u74b0\u5883\uff0c\u4f7f\u5f97\u4e0d\u540c\u8a9e\u8a00\u7de8\u5beb\u7684\u7a0b\u5e8f\u80fd\u5920\u4e92\u64cd\u4f5c\u3002CLR\u7684\u4e3b\u8981\u529f\u80fd\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u7ba1\u7406\uff1a<\/strong>CLR\u81ea\u52d5\u8655\u7406\u5167\u5b58\u5206\u914d\u548c\u91cb\u653e\uff0c\u6e1b\u5c11\u4e86\u5167\u5b58\u6d29\u6f0f\u7684\u98a8\u96aa\u3002<\/li>\n<li><strong>\u7570\u5e38\u8655\u7406\uff1a<\/strong>\u63d0\u4f9b\u4e86\u4e00\u500b\u7d71\u4e00\u7684\u7570\u5e38\u8655\u7406\u6a5f\u5236\uff0c\u8b93\u958b\u767c\u8005\u80fd\u5920\u66f4\u8f15\u9b06\u5730\u6355\u7372\u548c\u8655\u7406\u932f\u8aa4\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>CLR\u63d0\u4f9b\u4e86\u591a\u5c64\u6b21\u7684\u5b89\u5168\u6027\uff0c\u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u5728\u53d7\u63a7\u74b0\u5883\u4e2d\u904b\u884c\u3002<\/li>\n<\/ul>\n<h2 id=\"clr%e5%87%bd%e6%95%b8%e7%9a%84%e4%bd%bf%e7%94%a8-SRvlETKbyq\">CLR\u51fd\u6578\u7684\u4f7f\u7528<\/h2>\n<p>\u5728.NET\u6838\u5fc3\u4e2d\uff0cCLR\u63d0\u4f9b\u4e86\u591a\u7a2e\u51fd\u6578\u4f86\u652f\u6301\u61c9\u7528\u7a0b\u5e8f\u7684\u904b\u884c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u7528\u7684CLR\u51fd\u6578\u53ca\u5176\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e5%85%a7%e5%ad%98%e7%ae%a1%e7%90%86%e5%87%bd%e6%95%b8-SRvlETKbyq\">1. \u5167\u5b58\u7ba1\u7406\u51fd\u6578<\/h3>\n<p>CLR\u4f7f\u7528\u5783\u573e\u56de\u6536\uff08Garbage Collection\uff0cGC\uff09\u4f86\u81ea\u52d5\u7ba1\u7406\u5167\u5b58\u3002\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u89f8\u767c\u5783\u573e\u56de\u6536\uff1a<\/p>\n<pre><code>using System;\n\nclass Program\n{\n    static void Main()\n    {\n        \/\/ \u89f8\u767c\u5783\u573e\u56de\u6536\n        GC.Collect();\n        Console.WriteLine(\"\u5783\u573e\u56de\u6536\u5df2\u89f8\u767c\");\n    }\n}\n<\/code><\/pre>\n<h3 id=\"2-%e7%95%b0%e5%b8%b8%e8%99%95%e7%90%86%e5%87%bd%e6%95%b8-SRvlETKbyq\">2. \u7570\u5e38\u8655\u7406\u51fd\u6578<\/h3>\n<p>CLR\u63d0\u4f9b\u4e86\u7d71\u4e00\u7684\u7570\u5e38\u8655\u7406\u6a5f\u5236\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u4f7f\u7528try-catch\u8a9e\u53e5\u4f86\u6355\u7372\u7570\u5e38\uff1a<\/p>\n<pre><code>using System;\n\nclass Program\n{\n    static void Main()\n    {\n        try\n        {\n            int result = 10 \/ int.Parse(\"0\");\n        }\n        catch (DivideByZeroException ex)\n        {\n            Console.WriteLine(\"\u6355\u7372\u5230\u7570\u5e38: \" + ex.Message);\n        }\n    }\n}\n<\/code><\/pre>\n<h3 id=\"3-%e5%ae%89%e5%85%a8%e6%80%a7%e5%87%bd%e6%95%b8-SRvlETKbyq\">3. \u5b89\u5168\u6027\u51fd\u6578<\/h3>\n<p>CLR\u63d0\u4f9b\u4e86\u4ee3\u78bc\u8a2a\u554f\u5b89\u5168\u6027\uff08Code Access Security\uff0cCAS\uff09\uff0c\u53ef\u4ee5\u9650\u5236\u61c9\u7528\u7a0b\u5e8f\u5c0d\u7cfb\u7d71\u8cc7\u6e90\u7684\u8a2a\u554f\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u6aa2\u67e5\u7576\u524d\u61c9\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\uff1a<\/p>\n<pre><code>using System;\nusing System.Security;\n\nclass Program\n{\n    static void Main()\n    {\n        \/\/ \u6aa2\u67e5\u7576\u524d\u5b89\u5168\u4e0a\u4e0b\u6587\n        SecurityContext securityContext = SecurityContext.Current;\n        Console.WriteLine(\"\u7576\u524d\u5b89\u5168\u4e0a\u4e0b\u6587: \" + securityContext);\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-SRvlETKbyq\">\u7e3d\u7d50<\/h2>\n<p>CLR\u662f.NET\u6838\u5fc3\u7684\u91cd\u8981\u7d44\u4ef6\uff0c\u63d0\u4f9b\u4e86\u5167\u5b58\u7ba1\u7406\u3001\u7570\u5e38\u8655\u7406\u548c\u5b89\u5168\u6027\u7b49\u591a\u7a2e\u529f\u80fd\u3002\u901a\u904e\u4f7f\u7528CLR\u51fd\u6578\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u9ad8\u6548\u5730\u958b\u767c\u548c\u7ba1\u7406\u61c9\u7528\u7a0b\u5e8f\u3002\u7121\u8ad6\u662f\u4f7f\u7528\u5783\u573e\u56de\u6536\u4f86\u7ba1\u7406\u5167\u5b58\uff0c\u9084\u662f\u4f7f\u7528\u7570\u5e38\u8655\u7406\u4f86\u6355\u7372\u932f\u8aa4\uff0cCLR\u90fd\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u5982\u4f55\u5728\u9999\u6e2f\u4f7f\u7528<a href=\"https:\/\/server.hk\">VPS<\/a>\u4f86\u90e8\u7f72.NET\u6838\u5fc3\u61c9\u7528\u7a0b\u5e8f\u611f\u8208\u8da3\uff0c\u6216\u60f3\u4e86\u89e3\u66f4\u591a\u95dc\u65bc<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u7684\u8cc7\u8a0a\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22.NET\u6838\u5fc3\u4e2d\u7684CLR\u51fd\u6578\uff0c\u901a\u904e\u5be6\u969b\u7bc4\u4f8b\u6df1\u5165\u4e86\u89e3\u5176\u4f7f\u7528\u65b9\u6cd5\u548c\u6700\u4f73\u5be6\u8e10\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-180526","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180526","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=180526"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180526\/revisions"}],"predecessor-version":[{"id":180527,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/180526\/revisions\/180527"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=180526"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=180526"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=180526"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}