{"id":205861,"date":"2025-06-12T09:25:37","date_gmt":"2025-06-12T01:25:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205861\/"},"modified":"2025-06-12T09:25:37","modified_gmt":"2025-06-12T01:25:37","slug":"golang-%e5%87%bd%e6%95%b0%ef%bc%9a%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8%e5%87%bd%e6%95%b0%e6%8c%87%e9%92%88%e6%9d%a5%e6%8f%90%e9%ab%98%e4%bb%a3%e7%a0%81%e7%81%b5%e6%b4%bb%e6%80%a7%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205861\/","title":{"rendered":"Golang \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f"},"content":{"rendered":"<p>\u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002,\u51fd\u6570\u6307\u9488\u5141\u8bb8\u5c06\u51fd\u6570\u89c6\u4e3a\u53d8\u91cf\u4f20\u9012\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\u3002\u4f7f\u7528\u533f\u540d\u51fd\u6570\u6216\u5df2\u5b9a\u4e49\u7684\u51fd\u6570\u521b\u5efa\u51fd\u6570\u6307\u9488\uff0c\u5e76\u5c06\u5176\u4f20\u9012\u7ed9\u63a5\u53d7\u51fd\u6570\u6307\u9488\u7684\u51fd\u6570\u6216\u65b9\u6cd5\u3002\u5728\u5b9e\u6218\u6848\u4f8b\u4e2d\uff0c\u51fd\u6570\u6307\u9488\u53ef\u6839\u636e\u7ed9\u5b9a\u7684\u64cd\u4f5c\u7b26\u5bf9\u4e24\u4e2a\u6570\u5b57\u8fdb\u884c\u52a8\u6001\u8ba1\u7b97\u3002,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730021615671e08efad9d4.jpg\" class=\"aligncenter\">,<br \/>\n<strong>Go \u51fd\u6570\u6307\u9488\uff1a\u63d0\u5347\u4ee3\u7801\u7075\u6d3b\u6027\u7684\u5229\u5668<\/strong>,<br \/>\n<strong>\u7b80\u4ecb<\/strong>,\u51fd\u6570\u6307\u9488\u5728 Go \u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5b83\u5141\u8bb8\u5c06\u51fd\u6570\u89c6\u4e3a\u53d8\u91cf\u4f20\u9012\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u3002\u901a\u8fc7\u4f7f\u7528\u51fd\u6570\u6307\u9488\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u51fd\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\u6216\u65b9\u6cd5\uff0c\u4ece\u800c\u53ef\u4ee5\u5728\u4ee3\u7801\u4e2d\u52a8\u6001\u5730\u6267\u884c\u64cd\u4f5c\u3002,<br \/>\n<strong>\u51fd\u6570\u6307\u9488\u7684\u8bed\u6cd5<\/strong>,\u51fd\u6570\u6307\u9488\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a,\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e2a\u63a5\u53d7\u4e24\u4e2a\u6574\u578b\u53c2\u6570\u5e76\u8fd4\u56de\u5176\u548c\u7684\u51fd\u6570\u6307\u9488\u7c7b\u578b\uff1a,<br \/>\n<strong>\u521b\u5efa\u51fd\u6570\u6307\u9488<\/strong>,\u53ef\u4ee5\u4f7f\u7528\u4e24\u79cd\u65b9\u6cd5\u521b\u5efa\u51fd\u6570\u6307\u9488\uff1a,\u5176\u4e2d\uff0c<br \/>\n<code>Add<\/code> \u662f\u4e00\u4e2a\u5df2\u5b9a\u4e49\u7684\u51fd\u6570\uff0c\u63a5\u53d7\u4e24\u4e2a\u6574\u578b\u53c2\u6570\u5e76\u8fd4\u56de\u5176\u548c\u3002,<br \/>\n<strong>\u4f20\u9012\u51fd\u6570\u6307\u9488<\/strong>,\u4e00\u65e6\u521b\u5efa\u4e86\u51fd\u6570\u6307\u9488\uff0c\u5c31\u53ef\u4ee5\u5c06\u5176\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\u6216\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u51fd\u6570\u6307\u9488\u5e76\u8c03\u7528\u5b83\uff1a,<br \/>\n<strong>\u5b9e\u6218\u6848\u4f8b<\/strong>,\u8003\u8651\u4e00\u4e2a\u573a\u666f\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u7ed9\u5b9a\u7684\u64cd\u4f5c\u7b26\u5bf9\u4e24\u4e2a\u8f93\u5165\u6570\u5b57\u8fdb\u884c\u8ba1\u7b97\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u5b9e\u73b0\u6b64\u76ee\u7684\uff1a,<br \/>\n<strong>\u7ed3\u8bba<\/strong>,\u4f7f\u7528\u51fd\u6570\u6307\u9488\u53ef\u4ee5\u5927\u5e45\u63d0\u9ad8 Go \u4ee3\u7801\u7684\u7075\u6d3b\u6027\uff0c\u5141\u8bb8\u52a8\u6001\u5730\u4f20\u9012\u548c\u6267\u884c\u51fd\u6570\u3002\u8fd9\u5728\u5904\u7406\u9700\u8981\u6839\u636e\u8f93\u5165\u52a8\u6001\u8c03\u6574\u7684\u64cd\u4f5c\u7b49\u60c5\u51b5\u4e0b\u7279\u522b\u6709\u7528\u3002,\u4eca\u5929\u5173\u4e8e\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728GOLANG\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01,\u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>GOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f<\/span><\/p>\n<h1>GOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f<\/h1>\n<p><span>2024-10-27 17:33:50<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002<\/p>\n<p>\u51fd\u6570\u6307\u9488\u5141\u8bb8\u5c06\u51fd\u6570\u89c6\u4e3a\u53d8\u91cf\u4f20\u9012\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\u3002\u4f7f\u7528\u533f\u540d\u51fd\u6570\u6216\u5df2\u5b9a\u4e49\u7684\u51fd\u6570\u521b\u5efa\u51fd\u6570\u6307\u9488\uff0c\u5e76\u5c06\u5176\u4f20\u9012\u7ed9\u63a5\u53d7\u51fd\u6570\u6307\u9488\u7684\u51fd\u6570\u6216\u65b9\u6cd5\u3002\u5728\u5b9e\u6218\u6848\u4f8b\u4e2d\uff0c\u51fd\u6570\u6307\u9488\u53ef\u6839\u636e\u7ed9\u5b9a\u7684\u64cd\u4f5c\u7b26\u5bf9\u4e24\u4e2a\u6570\u5b57\u8fdb\u884c\u52a8\u6001\u8ba1\u7b97\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241027\/1730021615671e08efad9d4.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Go \u51fd\u6570\u6307\u9488\uff1a\u63d0\u5347\u4ee3\u7801\u7075\u6d3b\u6027\u7684\u5229\u5668<\/strong><\/p>\n<p><strong>\u7b80\u4ecb<\/strong><\/p>\n<p>\u51fd\u6570\u6307\u9488\u5728 Go \u4e2d\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\uff0c\u5b83\u5141\u8bb8\u5c06\u51fd\u6570\u89c6\u4e3a\u53d8\u91cf\u4f20\u9012\uff0c\u4ece\u800c\u63d0\u9ad8\u4ee3\u7801\u7684\u7075\u6d3b\u6027\u3002\u901a\u8fc7\u4f7f\u7528\u51fd\u6570\u6307\u9488\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u51fd\u6570\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\u6216\u65b9\u6cd5\uff0c\u4ece\u800c\u53ef\u4ee5\u5728\u4ee3\u7801\u4e2d\u52a8\u6001\u5730\u6267\u884c\u64cd\u4f5c\u3002<\/p>\n<p><strong>\u51fd\u6570\u6307\u9488\u7684\u8bed\u6cd5<\/strong><\/p>\n<p>\u51fd\u6570\u6307\u9488\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>type functionPointerType func(parameters) returnTypes<\/pre>\n<p>\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e2a\u63a5\u53d7\u4e24\u4e2a\u6574\u578b\u53c2\u6570\u5e76\u8fd4\u56de\u5176\u548c\u7684\u51fd\u6570\u6307\u9488\u7c7b\u578b\uff1a<\/p>\n<pre>type sumFuncPtrType func(int, int) int<\/pre>\n<p><strong>\u521b\u5efa\u51fd\u6570\u6307\u9488<\/strong><\/p>\n<p>\u53ef\u4ee5\u4f7f\u7528\u4e24\u79cd\u65b9\u6cd5\u521b\u5efa\u51fd\u6570\u6307\u9488\uff1a<\/p>\n<ol>\n<li><strong>\u65b9\u6cd5 1\uff1a\u4f7f\u7528\u533f\u540d\u51fd\u6570<\/strong><\/li>\n<\/ol>\n<pre>sumFnPtr := func(a, b int) int {\n   return a + b\n}<\/pre>\n<ol>\n<li><strong>\u65b9\u6cd5 2\uff1a\u4f7f\u7528\u5df2\u5b58\u5728\u7684\u51fd\u6570<\/strong><\/li>\n<\/ol>\n<pre>var addFunc func(int, int) int = Add<\/pre>\n<p>\u5176\u4e2d\uff0c<code>Add<\/code> \u662f\u4e00\u4e2a\u5df2\u5b9a\u4e49\u7684\u51fd\u6570\uff0c\u63a5\u53d7\u4e24\u4e2a\u6574\u578b\u53c2\u6570\u5e76\u8fd4\u56de\u5176\u548c\u3002<\/p>\n<p><strong>\u4f20\u9012\u51fd\u6570\u6307\u9488<\/strong><\/p>\n<p>\u4e00\u65e6\u521b\u5efa\u4e86\u51fd\u6570\u6307\u9488\uff0c\u5c31\u53ef\u4ee5\u5c06\u5176\u4f20\u9012\u7ed9\u5176\u4ed6\u51fd\u6570\u6216\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u51fd\u6570\u63a5\u53d7\u4e00\u4e2a\u51fd\u6570\u6307\u9488\u5e76\u8c03\u7528\u5b83\uff1a<\/p>\n<pre>func executeFnPtr(fnPtr func(int, int) int) int {\n    return fnPtr(1, 2)\n}<\/pre>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p>\u8003\u8651\u4e00\u4e2a\u573a\u666f\uff0c\u6211\u4eec\u9700\u8981\u6839\u636e\u7ed9\u5b9a\u7684\u64cd\u4f5c\u7b26\u5bf9\u4e24\u4e2a\u8f93\u5165\u6570\u5b57\u8fdb\u884c\u8ba1\u7b97\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u5b9e\u73b0\u6b64\u76ee\u7684\uff1a<\/p>\n<pre>import \"fmt\"\n\ntype operatorFuncPtrType func(int, int) int\n\nfunc main() {\n    \/\/ \u5b9a\u4e49\u64cd\u4f5c\u7b26\u51fd\u6570\n    addFn := func(a, b int) int { return a + b }\n    subFn := func(a, b int) int { return a - b }\n    mulFn := func(a, b int) int { return a * b }\n\n    \/\/ \u5b9a\u4e49\u51fd\u6570\u6307\u9488\u7c7b\u578b\u5e76\u521b\u5efa\u51fd\u6570\u6307\u9488\u6620\u5c04\n    operatorFnMap := map[string]operatorFuncPtrType{\n        \"+\": addFn,\n        \"-\": subFn,\n        \"*\": mulFn,\n    }\n\n    \/\/ \u83b7\u53d6\u7528\u6237\u8f93\u5165\u7684\u64cd\u4f5c\u7b26\u548c\u6570\u5b57\n    var operator, num1, num2 string\n    fmt.Print(\"Enter operator (+, -, *): \")\n    fmt.Scanln(&amp;operator)\n    fmt.Print(\"Enter first number: \")\n    fmt.Scanln(&amp;num1)\n    fmt.Print(\"Enter second number: \")\n    fmt.Scanln(&amp;num2)\n\n    \/\/ \u6839\u636e\u64cd\u4f5c\u7b26\u83b7\u53d6\u51fd\u6570\u6307\u9488\u5e76\u6267\u884c\u8ba1\u7b97\n    parsedNum1, _ := strconv.Atoi(num1)\n    parsedNum2, _ := strconv.Atoi(num2)\n    result := operatorFnMap[operator](parsedNum1, parsedNum2)\n\n    \/\/ \u8f93\u51fa\u7ed3\u679c\n    fmt.Printf(\"Result: %d\\n\", result)\n}<\/pre>\n<p><strong>\u7ed3\u8bba<\/strong><\/p>\n<p>\u4f7f\u7528\u51fd\u6570\u6307\u9488\u53ef\u4ee5\u5927\u5e45\u63d0\u9ad8 Go \u4ee3\u7801\u7684\u7075\u6d3b\u6027\uff0c\u5141\u8bb8\u52a8\u6001\u5730\u4f20\u9012\u548c\u6267\u884c\u51fd\u6570\u3002\u8fd9\u5728\u5904\u7406\u9700\u8981\u6839\u636e\u8f93\u5165\u52a8\u6001\u8c03\u6574\u7684\u64cd\u4f5c\u7b49\u60c5\u51b5\u4e0b\u7279\u522b\u6709\u7528\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300aGOLANG \u51fd\u6570\uff1a\u5982\u4f55\u4f7f\u7528\u51fd\u6570\u6307\u9488\u6765\u63d0\u9ad8\u4ee3\u7801\u7075\u6d3b\u6027\uff1f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728GOLANG\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u9510\u6377ap\u9ed8\u8ba4\u767b\u5f55ip\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   GOLANG \u51fd\u6570\u5728\u5904\u7406 Web \u8bf7\u6c42\u65f6\u6709\u4ec0\u4e48\u4f18\u52bf\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300aGOLANG&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-205861","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205861","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=205861"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205861\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205861"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205861"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205861"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}