{"id":205637,"date":"2025-06-12T08:42:33","date_gmt":"2025-06-12T00:42:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/205637\/"},"modified":"2025-06-12T08:42:33","modified_gmt":"2025-06-12T00:42:33","slug":"golang-%e5%87%bd%e6%95%b0%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/205637\/","title":{"rendered":"Golang \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"

\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aGOLANG \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\uff1f\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8eGOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span>,
\n,\u5728 Go \u8bed\u8a00\u4e2d\uff0c\u51fd\u6570\u662f\u5e94\u7528\u7a0b\u5e8f\u903b\u8f91\u7684\u57fa\u672c\u7ec4\u6210\u90e8\u5206\uff0c\u5141\u8bb8\u4f60\u5c06\u4ee3\u7801\u7ec4\u7ec7\u6210\u53ef\u91cd\u7528\u6a21\u5757\uff0c\u4ee5\u589e\u5f3a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002,Go \u51fd\u6570\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u5b9a\u4e49\uff1a,\u5176\u4e2d\uff1a,\u51fd\u6570\u53c2\u6570\u5141\u8bb8\u5c06\u6570\u636e\u4f20\u9012\u5230\u51fd\u6570\u4e2d\uff0c\u7528\u4e8e\u6267\u884c\u6307\u5b9a\u7684\u4efb\u52a1\u3002\u53c2\u6570\u7c7b\u578b\u548c\u987a\u5e8f\u5fc5\u987b\u5728\u51fd\u6570\u7b7e\u540d\u4e2d\u660e\u786e\u58f0\u660e\u3002\u4f8b\u5982\uff1a,\u6b64\u51fd\u6570\u63a5\u53d7\u4e24\u4e2a\u6574\u6570\u53c2\u6570
\na<\/code> \u548c
\nb<\/code>\uff0c\u5e76\u8fd4\u56de\u5b83\u4eec\u7684\u548c\u3002,\u51fd\u6570\u53ef\u4ee5\u8fd4\u56de\u4e00\u4e2a\u6216\u591a\u4e2a\u503c\u3002\u8fd4\u56de\u503c\u5728\u51fd\u6570\u7b7e\u540d\u4e2d\u58f0\u660e\uff0c\u5e76\u5728\u51fd\u6570\u4f53\u4e2d\u4f7f\u7528
\nreturn<\/code> \u5173\u952e\u5b57\u8fd4\u56de\u3002\u4f8b\u5982\uff1a,\u6b64\u51fd\u6570\u8fd4\u56de\u4e24\u4e2a\u6574\u6570\uff1a\u6700\u4f4e\u503c\u548c\u6700\u9ad8\u503c\u3002,\u8003\u8651\u4e00\u4e2a\u8ba1\u7b97\u5706\u5f62\u9762\u79ef\u7684\u7a0b\u5e8f\uff0c\u5176\u4e2d\u5706\u7684\u534a\u5f84\u4f5c\u4e3a\u8f93\u5165\u53c2\u6570\uff1a,\u8fd9\u4e2a\u7a0b\u5e8f\u5b9a\u4e49\u4e86\u4e00\u4e2a
\narea<\/code> \u51fd\u6570\uff0c\u5b83\u63a5\u53d7\u4e00\u4e2a\u6d6e\u70b9\u534a\u5f84\u5e76\u8fd4\u56de\u5706\u7684\u9762\u79ef\u3002\u5728
\nmain<\/code> \u51fd\u6570\u4e2d\uff0c\u534a\u5f84
\nr<\/code> \u5df2\u521d\u59cb\u5316\u4e3a 5.0\uff0c\u7136\u540e\u5c06\u8be5\u534a\u5f84\u4f20\u9012\u7ed9
\narea<\/code> \u51fd\u6570\u4ee5\u8ba1\u7b97\u548c\u8f93\u51fa\u9762\u79ef\u3002,\u4eca\u5929\u5173\u4e8e\u300aGOLANG \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\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,
\nidentifier<\/code>\uff1a\u51fd\u6570\u6807\u8bc6\u7b26\uff0c\u7528\u4e8e\u5f15\u7528\u8be5\u51fd\u6570\u3002,
\nfunc<\/code>\uff1a\u6807\u8bc6\u51fd\u6570\u5173\u952e\u5b57\u3002,
\nparameters<\/code>\uff1a\u51fd\u6570\u7684\u53ef\u9009\u8f93\u5165\u53c2\u6570\u5217\u8868\uff0c\u7531\u9017\u53f7\u5206\u9694\u3002,
\n\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aGOLANG \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\uff1f\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8eGOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span>,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> GOLANG \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\uff1f<\/span><\/p>\n

GOLANG \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\uff1f<\/h1>\n

2024-10-26 17:38:45<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aGOLANG \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\uff1f\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8eGOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n

<\/p>\n

Go \u4e2d\u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

\u5728 Go \u8bed\u8a00\u4e2d\uff0c\u51fd\u6570\u662f\u5e94\u7528\u7a0b\u5e8f\u903b\u8f91\u7684\u57fa\u672c\u7ec4\u6210\u90e8\u5206\uff0c\u5141\u8bb8\u4f60\u5c06\u4ee3\u7801\u7ec4\u7ec7\u6210\u53ef\u91cd\u7528\u6a21\u5757\uff0c\u4ee5\u589e\u5f3a\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n

\u51fd\u6570\u8bed\u6cd5<\/h3>\n

Go \u51fd\u6570\u4f7f\u7528\u4ee5\u4e0b\u8bed\u6cd5\u5b9a\u4e49\uff1a<\/p>\n

func identifier(parameters) return_type {  }<\/pre>\n
\u5176\u4e2d\uff1a<\/p>\n
    \n
  • func<\/code>\uff1a\u6807\u8bc6\u51fd\u6570\u5173\u952e\u5b57\u3002<\/li>\n
  • identifier<\/code>\uff1a\u51fd\u6570\u6807\u8bc6\u7b26\uff0c\u7528\u4e8e\u5f15\u7528\u8be5\u51fd\u6570\u3002<\/li>\n
  • parameters<\/code>\uff1a\u51fd\u6570\u7684\u53ef\u9009\u8f93\u5165\u53c2\u6570\u5217\u8868\uff0c\u7531\u9017\u53f7\u5206\u9694\u3002<\/li>\n
  • return_type<\/code>\uff1a\u51fd\u6570\u7684\u53ef\u9009\u8fd4\u56de\u503c\u7c7b\u578b\u5217\u8868\uff0c\u4e5f\u7531\u9017\u53f7\u5206\u9694\u3002<\/li>\n<\/ul>\n
    \u51fd\u6570\u53c2\u6570<\/h3>\n
    \u51fd\u6570\u53c2\u6570\u5141\u8bb8\u5c06\u6570\u636e\u4f20\u9012\u5230\u51fd\u6570\u4e2d\uff0c\u7528\u4e8e\u6267\u884c\u6307\u5b9a\u7684\u4efb\u52a1\u3002\u53c2\u6570\u7c7b\u578b\u548c\u987a\u5e8f\u5fc5\u987b\u5728\u51fd\u6570\u7b7e\u540d\u4e2d\u660e\u786e\u58f0\u660e\u3002\u4f8b\u5982\uff1a<\/p>\n
    func sum(a, b int) int {\n    return a + b\n}<\/pre>\n
    \u6b64\u51fd\u6570\u63a5\u53d7\u4e24\u4e2a\u6574\u6570\u53c2\u6570 a<\/code> \u548c b<\/code>\uff0c\u5e76\u8fd4\u56de\u5b83\u4eec\u7684\u548c\u3002<\/p>\n
    \u51fd\u6570\u8fd4\u56de\u503c<\/h3>\n
    \u51fd\u6570\u53ef\u4ee5\u8fd4\u56de\u4e00\u4e2a\u6216\u591a\u4e2a\u503c\u3002\u8fd4\u56de\u503c\u5728\u51fd\u6570\u7b7e\u540d\u4e2d\u58f0\u660e\uff0c\u5e76\u5728\u51fd\u6570\u4f53\u4e2d\u4f7f\u7528 return<\/code> \u5173\u952e\u5b57\u8fd4\u56de\u3002\u4f8b\u5982\uff1a<\/p>\n
    func minMax(x, y int) (int, int) {\n    if x < y {\n        return x, y\n    }\n    return y, x\n}<\/pre>\n
    \u6b64\u51fd\u6570\u8fd4\u56de\u4e24\u4e2a\u6574\u6570\uff1a\u6700\u4f4e\u503c\u548c\u6700\u9ad8\u503c\u3002<\/p>\n
    \u5b9e\u6218\u6848\u4f8b<\/h3>\n
    \u8003\u8651\u4e00\u4e2a\u8ba1\u7b97\u5706\u5f62\u9762\u79ef\u7684\u7a0b\u5e8f\uff0c\u5176\u4e2d\u5706\u7684\u534a\u5f84\u4f5c\u4e3a\u8f93\u5165\u53c2\u6570\uff1a<\/p>\n
    package main\n\nimport \"fmt\"\nimport \"math\"\n\n\/\/ \u8ba1\u7b97\u5706\u5f62\u9762\u79ef\nfunc area(radius float64) float64 {\n    return math.Pi * math.Pow(radius, 2)\n}\n\nfunc main() {\n    r := 5.0\n    fmt.Println(\"\u534a\u5f84\u4e3a\", r, \"\u7684\u5706\u5f62\u9762\u79ef\u4e3a\", area(r))\n}<\/pre>\n
    \u8fd9\u4e2a\u7a0b\u5e8f\u5b9a\u4e49\u4e86\u4e00\u4e2a area<\/code> \u51fd\u6570\uff0c\u5b83\u63a5\u53d7\u4e00\u4e2a\u6d6e\u70b9\u534a\u5f84\u5e76\u8fd4\u56de\u5706\u7684\u9762\u79ef\u3002\u5728 main<\/code> \u51fd\u6570\u4e2d\uff0c\u534a\u5f84 r<\/code> \u5df2\u521d\u59cb\u5316\u4e3a 5.0\uff0c\u7136\u540e\u5c06\u8be5\u534a\u5f84\u4f20\u9012\u7ed9 area<\/code> \u51fd\u6570\u4ee5\u8ba1\u7b97\u548c\u8f93\u51fa\u9762\u79ef\u3002<\/p>\n
    \u4eca\u5929\u5173\u4e8e\u300aGOLANG \u51fd\u6570\u7684\u57fa\u672c\u6982\u5ff5\u662f\u4ec0\u4e48\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
    \n
    \n <\/dt>\n
    \n   \u5982\u4f55\u5728 Java \u4e2d\u4f7f\u7528 lambda \u8868\u8fbe\u5f0f\u5904\u7406\u5f02\u5e38\uff1f\n <\/dd>\n<\/dl>\n
    \n
    \n <\/dt>\n
    \n   Go \u6846\u67b6\u5982\u4f55\u7b80\u5316\u7cfb\u7edf\u90e8\u7f72\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
    \u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929...<\/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-205637","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205637","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=205637"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/205637\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=205637"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=205637"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=205637"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}