{"id":206743,"date":"2025-06-12T15:26:46","date_gmt":"2025-06-12T07:26:46","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206743\/"},"modified":"2025-06-12T15:26:46","modified_gmt":"2025-06-12T07:26:46","slug":"%e5%9c%88%e5%ad%90%e9%87%8c%e6%9c%89%e8%b6%a3%e7%9a%84%e6%8e%a7%e5%88%b6%e6%b5%81","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206743\/","title":{"rendered":"\u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41"},"content":{"rendered":"

GOLANG\u4eca\u5929\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765
\n\u300a\u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u662f\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\u6216\u8005\u5df2\u7ecf\u662f\u5927\u4f6c\u7ea7\u522b\u4e86\uff0c\u90fd\u975e\u5e38\u6b22\u8fce\u4e5f\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u7ed9\u6211\u5efa\u8bae\u8bc4\u8bba\u54c8~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff01,
\n,\u5728 go (golang) \u4e2d\uff0c\u63a7\u5236\u6d41\u662f\u4f7f\u7528\u51e0\u4e2a\u57fa\u672c\u7ed3\u6784\u6765\u7ba1\u7406\u7684\uff0c\u5305\u62ec\u6761\u4ef6\u8bed\u53e5\uff08if\u3001else\uff09\u3001\u5faa\u73af\uff08for\uff09\u548c switch \u8bed\u53e5\u3002\u4ee5\u4e0b\u662f\u8fd9\u4e9b\u6784\u9020\u5728 go \u4e2d\u5982\u4f55\u5de5\u4f5c\u7684\u6982\u8ff0\uff1a,\u57fa\u672c\u58f0\u660e
\n
,’if-else \u8bed\u53e5’\u793a\u4f8b
\n
`\u5305\u4e3b,\u5bfc\u5165\u201cfmt\u201d,func main() {
\n
\u5e74\u9f84 := 16,}
\n
`
\n
‘if-else if-else’ \u8bed\u53e5\uff1a
\n
,2.\u5faa\u73af\uff1afor
\n
go \u4f7f\u7528\u201cfor\u201d\u5faa\u73af\u6765\u6ee1\u8db3\u6240\u6709\u5faa\u73af\u9700\u6c42\uff1b\u5b83\u6ca1\u6709\u201cwhile\u201d\u6216\u5faa\u73af
\n
\u57fa\u672c\u7684\u201cfor\u201d\u5faa\u73af\uff1a
\n
,’for’ \u4f5c\u4e3a ‘while’ \u5faa\u73af\uff1a
\n
,\u65e0\u9650\u5faa\u73af\uff1a
\n
,\u5e26\u6709\u201crange\u201d\u7684\u201cfor\u201d\u5faa\u73af\uff1a
\n
\u8fd9\u901a\u5e38\u7528\u4e8e\u8fed\u4ee3\u5207\u7247\u3001\u6570\u7ec4\u3001\u6620\u5c04\u6216\u5b57\u7b26\u4e32\u3002
\n
,\u57fa\u672c\u201c\u5f00\u5173\u201d
\n
,\u5728\u4e00\u4e2a case \u4e2d\u5207\u6362\u591a\u4e2a\u8868\u8fbe\u5f0f\uff1a
\n
,\u4e0d\u5e26\u8868\u8fbe\u5f0f\u7684 switch \u7684\u4f5c\u7528\u5c31\u50cf\u4e00\u4e32 if-else \u8bed\u53e5\u3002
\n
,\u6050\u614c\u4e0e\u6062\u590d
\n
,\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002,GOLANG\u4eca\u5929\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765
\n\u300a\u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u662f\u6b63\u5728\u5b66\u4e60
\nGOLANG<\/span>\u6216\u8005\u5df2\u7ecf\u662f\u5927\u4f6c\u7ea7\u522b\u4e86\uff0c\u90fd\u975e\u5e38\u6b22\u8fce\u4e5f\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u7ed9\u6211\u5efa\u8bae\u8bc4\u8bba\u54c8~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff01,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41<\/span><\/p>\n

\u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41<\/h1>\n

\u6765\u6e90\uff1adev.to<\/span>
\n2024-11-21 14:20:50<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

GOLANG\u4eca\u5929\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765\u300a\u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41\u300b<\/span>\uff0c\u611f\u5174\u8da3\u7684\u670b\u53cb\u8bf7\u7ee7\u7eed\u770b\u4e0b\u53bb\u5427\uff01\u4ee5\u4e0b\u5185\u5bb9\u5c06\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u662f\u6b63\u5728\u5b66\u4e60GOLANG<\/span>\u6216\u8005\u5df2\u7ecf\u662f\u5927\u4f6c\u7ea7\u522b\u4e86\uff0c\u90fd\u975e\u5e38\u6b22\u8fce\u4e5f\u5e0c\u671b\u5927\u5bb6\u90fd\u80fd\u7ed9\u6211\u5efa\u8bae\u8bc4\u8bba\u54c8~\u5e0c\u671b\u80fd\u5e2e\u52a9\u5230\u5927\u5bb6\uff01<\/p>\n

<\/p>\n

\u5728 go (golang) \u4e2d\uff0c\u63a7\u5236\u6d41\u662f\u4f7f\u7528\u51e0\u4e2a\u57fa\u672c\u7ed3\u6784\u6765\u7ba1\u7406\u7684\uff0c\u5305\u62ec\u6761\u4ef6\u8bed\u53e5\uff08if\u3001else\uff09\u3001\u5faa\u73af\uff08for\uff09\u548c switch \u8bed\u53e5\u3002\u4ee5\u4e0b\u662f\u8fd9\u4e9b\u6784\u9020\u5728 go \u4e2d\u5982\u4f55\u5de5\u4f5c\u7684\u6982\u8ff0\uff1a<\/p>\n

    \n
  1. \u6761\u4ef6\uff1aif\u3001else\u3001else if \u5728 go \u4e2d\uff0cif \u8bed\u53e5\u7528\u4e8e\u6839\u636e\u6761\u4ef6\u6267\u884c\u4ee3\u7801\u3002\u4e0e\u5176\u4ed6\u4e00\u4e9b\u8bed\u8a00\u4e0d\u540c\uff0cgo \u4e0d\u9700\u8981\u5728\u6761\u4ef6\u4e24\u8fb9\u52a0\u4e0a\u62ec\u53f7\u3002\u7136\u800c\uff0c\u5927\u62ec\u53f7 {} \u662f\u5f3a\u5236\u6027\u7684\u3002<\/li>\n<\/ol>\n

    \u57fa\u672c\u58f0\u660e<\/p>\n

    package main\n\nimport \"fmt\"\n\nfunc main() {\n    age := 20\n\n    if age >= 18 {\n        fmt.println(\"you are an adult.\")\n    }\n}\n\n<\/pre>\n
    ‘if-else \u8bed\u53e5’\u793a\u4f8b
     `\u5305\u4e3b<\/p>\n
    \u5bfc\u5165\u201cfmt\u201d<\/p>\n
    func main() {
     \u5e74\u9f84 := 16<\/p>\n
    if age >= 18 {\n    fmt.println(\"you are an adult.\")\n} else {\n    fmt.println(\"you are not an adult.\")\n}\n<\/pre>\n
    }
     `
     ‘if-else if-else’ \u8bed\u53e5\uff1a<\/p>\n
    package main\n\nimport \"fmt\"\n\nfunc main() {\n    age := 20\n\n    if age >= 21 {\n        fmt.println(\"you can drink alcohol.\")\n    } else if age >= 18 {\n        fmt.println(\"you are an adult, but cannot drink alcohol.\")\n    } else {\n        fmt.println(\"you are not an adult.\")\n    }\n}\n\n<\/pre>\n
    2.\u5faa\u73af\uff1afor 
     go \u4f7f\u7528\u201cfor\u201d\u5faa\u73af\u6765\u6ee1\u8db3\u6240\u6709\u5faa\u73af\u9700\u6c42\uff1b\u5b83\u6ca1\u6709\u201cwhile\u201d\u6216\u5faa\u73af
     \u57fa\u672c\u7684\u201cfor\u201d\u5faa\u73af\uff1a<\/p>\n
    package main\n\nimport \"fmt\"\n\nfunc main() {\n    for i := 0; i < 5; i++ {\n        fmt.println(i)\n    }\n}\n\n<\/pre>\n
    ‘for’ \u4f5c\u4e3a ‘while’ \u5faa\u73af\uff1a<\/p>\n
    package main\n\nimport \"fmt\"\n\nfunc main() {\n    i := 0\n    for i < 5 {\n        fmt.println(i)\n        i++\n    }\n}\n\n<\/pre>\n
    \u65e0\u9650\u5faa\u73af\uff1a<\/p>\n
    package main\n\nfunc main() {\n    for {\n        \/\/ this loop will run forever\n    }\n}\n\n<\/pre>\n
    \u5e26\u6709\u201crange\u201d\u7684\u201cfor\u201d\u5faa\u73af\uff1a
     \u8fd9\u901a\u5e38\u7528\u4e8e\u8fed\u4ee3\u5207\u7247\u3001\u6570\u7ec4\u3001\u6620\u5c04\u6216\u5b57\u7b26\u4e32\u3002<\/p>\n
    package main\n\nimport \"fmt\"\n\nfunc main() {\n    numbers := []int{1, 2, 3, 4, 5}\n\n    for index, value := range numbers {\n        fmt.println(\"index:\", index, \"value:\", value)\n    }\n}\n\n<\/pre>\n
      \n
    1. switch \u8bed\u53e5 go go \u4e2d\u7684\u201cswitch\u201d\u8bed\u53e5\u7528\u4e8e\u9009\u62e9\u8981\u6267\u884c\u7684\u591a\u4e2a\u4ee3\u7801\u5757\u4e4b\u4e00\u3002go \u7684\u201cswitch\u201d\u6bd4\u5176\u4ed6\u4e00\u4e9b\u8bed\u8a00\u66f4\u5f3a\u5927\uff0c\u53ef\u4ee5\u4e0e\u4efb\u4f55\u7c7b\u578b\u7684\u503c\u4e00\u8d77\u4f7f\u7528\uff0c\u800c\u4e0d\u4ec5\u4ec5\u662f\u6574\u6570\u3002<\/li>\n<\/ol>\n
      \u57fa\u672c\u201c\u5f00\u5173\u201d<\/p>\n
      package main\n\nimport \"fmt\"\n\nfunc main() {\n    day := \"monday\"\n\n    switch day {\n    case \"monday\":\n        fmt.println(\"start of the work week.\")\n    case \"friday\":\n        fmt.println(\"end of the work week.\")\n    default:\n        fmt.println(\"midweek.\")\n    }\n}\n\n<\/pre>\n
      \u5728\u4e00\u4e2a case \u4e2d\u5207\u6362\u591a\u4e2a\u8868\u8fbe\u5f0f\uff1a<\/p>\n
      package main\n\nimport \"fmt\"\n\nfunc main() {\n    day := \"saturday\"\n\n    switch day {\n    case \"saturday\", \"sunday\":\n        fmt.println(\"weekend!\")\n    default:\n        fmt.println(\"weekday.\")\n    }\n}\n\n<\/pre>\n
      \u4e0d\u5e26\u8868\u8fbe\u5f0f\u7684 switch \u7684\u4f5c\u7528\u5c31\u50cf\u4e00\u4e32 if-else \u8bed\u53e5\u3002<\/p>\n
      package main\n\nimport \"fmt\"\n\nfunc main() {\n    age := 18\n\n    switch {\n    case age < 18:\n        fmt.println(\"underage\")\n    case age >= 18 && age < 21:\n        fmt.println(\"young adult\")\n    default:\n        fmt.println(\"adult\")\n    }\n}\n<\/pre>\n
        \n
      1. \u63a8\u8fdf\u3001\u6050\u614c\u548c\u6062\u590d <\/li>\n<\/ol>\n
        package main\n\nimport \"fmt\"\n\nfunc main() {\n    defer fmt.println(\"this is deferred and will run at the end.\")\n    fmt.println(\"this will run first.\")\n}\n\n<\/pre>\n
        \u6050\u614c\u4e0e\u6062\u590d<\/p>\n
        package main\n\nimport \"fmt\"\n\nfunc main() {\n    defer func() {\n        if r := recover(); r != nil {\n            fmt.Println(\"Recovered from panic:\", r)\n        }\n    }()\n\n    fmt.Println(\"About to panic!\")\n    panic(\"Something went wrong.\")\n}\n<\/pre>\n
        \u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300a\u5708\u5b50\u91cc\u6709\u8da3\u7684\u63a7\u5236\u6d41\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n
         \u7248\u672c\u58f0\u660e \u672c\u6587\u8f6c\u8f7d\u4e8e\uff1adev.to \u5982\u6709\u4fb5\u72af\uff0c\u8bf7\u8054\u7cfb \u5220\u9664  <\/p>\n
        \n
        \n <\/dt>\n
        \n   for\u5faa\u73af\u4e2d\u4f7f\u7528js arrays.push\u6dfb\u52a0\u5143\u7d20\u5bfc\u81f4\u91cd\u590d\u8f93\u51fa\u5982\u4f55\u89e3\u51b3\uff1f\n <\/dd>\n<\/dl>\n
        \n
        \n <\/dt>\n
        \n   Python\u4e2d\u5982\u4f55\u52a8\u6001\u4fee\u6539\u5d4c\u5957JSON\u8bf7\u6c42\u8d1f\u8f7d\u7684\u503c\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
        GOLANG\u4eca\u5929\u5c06\u7ed9\u5927\u5bb6\u5e26\u6765 \u300a...<\/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-206743","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206743","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=206743"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206743\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206743"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206743"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206743"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}