{"id":269,"date":"2022-06-25T16:57:19","date_gmt":"2022-06-25T08:57:19","guid":{"rendered":"https:\/\/www.fengjijiao.cn\/?p=269"},"modified":"2022-06-29T14:44:49","modified_gmt":"2022-06-29T06:44:49","slug":"csharp%e9%a2%84%e7%bc%96%e8%af%91%e6%8c%87%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/www.fengjijiao.cn\/?p=269","title":{"rendered":"C#\u9884\u7f16\u8bd1\u6307\u4ee4"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code>#define PI\r\n#define DEBUG\r\n#define VC_V10\r\nusing System;\r\n\r\nnamespace ConsoleApp1\r\n{\r\n    class Program\r\n    {\r\n        static void Main(string&#91;] args)\r\n        {\r\n            \/\/\u9884\u5904\u7406\u6307\u4ee4\r\n            \/\/\u77e5\u9053\u7f16\u8bd1\u5668\u5728\u5b9e\u9645\u7f16\u8bd1\u5f00\u59cb\u4e4b\u524d\u5bf9\u4fe1\u606f\u8fdb\u884c\u9884\u5904\u7406\r\n            \/\/\u9884\u5904\u7406\u5668\u6307\u4ee4                \u63cf\u8ff0\r\n            \/*\r\n             * #define                      \u5b83\u7528\u4e8e\u5b9a\u4e49\u4e00\u7cfb\u5217\u6210\u4e3a\u7b26\u53f7\u7684\u5b57\u7b26\u3002\r\n             * #undef                       \u5b83\u7528\u4e8e\u53d6\u6d88\u5b9a\u4e49\u7b26\u53f7\u3002\r\n             * #if                          \u5b83\u7528\u4e8e\u6d4b\u8bd5\u7b26\u53f7\u662f\u5426\u4e3a\u771f\u3002\r\n             * #else                        \u5b83\u7528\u4e8e\u521b\u5efa\u7b26\u5408\u6761\u4ef6\u6307\u4ee4\uff0c\u4e0e#if\u4e00\u8d77\u4f7f\u7528\u3002\r\n             * #elif                        \u5b83\u7528\u4e8e\u521b\u5efa\u590d\u5408\u6761\u4ef6\u6307\u4ee4\u3002\r\n             * #line                        \u5b83\u53ef\u4ee5\u8ba9\u4f60\u4fee\u6539\u7f16\u8bd1\u5668\u7684\u884c\u6570\u4ee5\u53ca\uff08\u53ef\u9009\u5730\uff09\u8f93\u51fa\u9519\u8bef\u548c\u8b66\u544a\u7684\u6587\u4ef6\u540d\u3002\r\n             * #error                       \u5b83\u5141\u8bb8\u4ece\u4ee3\u7801\u7684\u6307\u5b9a\u4f4d\u7f6e\u751f\u6210\u4e00\u4e2a\u9519\u8bef\u3002\r\n             * #warning                     \u5b83\u5141\u8bb8\u4ece\u4ee3\u7801\u7684\u6307\u5b9a\u4f4d\u7f6e\u751f\u6210\u4e00\u7ea7\u8b66\u544a\u3002\r\n             * #region                      \u5b83\u53ef\u4ee5\u8ba9\u4f60\u5728\u4f7f\u7528Visual Studio Code Editor\u7684\u5927\u7eb2\u7279\u6027\u65f6\uff0c\u6307\u5b9a\u4e00\u4e2a\u53ef\u4ee5\u5c55\u5f00\u6216\u6298\u53e0\u7684\u4ee3\u7801\u5757\u3002\r\n             * #noregion                    \u5b83\u6807\u8bc6\u7740#region\u5757\u7684\u7ed3\u675f\u3002\r\n             *\/\r\n#if (PI)\r\n            Console.WriteLine(\"PI is defined.\");\r\n#else\r\n            Console.WriteLine(\"PI is not defined.\");\r\n#endif\r\n\r\n#if (DEBUG &amp;&amp; !VC_V10)\r\n            Console.WriteLine(\"DEBUG is defined.\");\r\n#elif (!DEBUG &amp;&amp; VC_V10)\r\n            Console.WriteLine(\"VC_V10 is defined.\");\r\n#elif (DEBUG &amp;&amp; VC_V10)\r\n            Console.WriteLine(\"DEBUG and VC_V10 are defined.\");\r\n#else\r\n            Console.WriteLine(\"DEBUG and VC_V10 are not defined.\");\r\n#endif\r\n#if DEBUG &amp;&amp; RELEASE\r\n#error \"You've defined DEBUG and RELEASE simultaneously!\"  \r\n#endif\r\n#warning \"Don't forget to remove this line before the boss tests the code!\"  \r\nConsole.WriteLine(\"*I hate this job.*\");\r\n#region Member Field Declarations\r\n            int x;\r\n            double d;\r\n#endregion\r\n            Console.ReadKey();\r\n         }\r\n    }\r\n    \r\n}\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[19],"tags":[],"_links":{"self":[{"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=\/wp\/v2\/posts\/269"}],"collection":[{"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=269"}],"version-history":[{"count":1,"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=\/wp\/v2\/posts\/269\/revisions"}],"predecessor-version":[{"id":270,"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=\/wp\/v2\/posts\/269\/revisions\/270"}],"wp:attachment":[{"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=269"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=269"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fengjijiao.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=269"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}