{"id":44255,"date":"2023-03-31T09:44:22","date_gmt":"2023-12-17T12:23:54","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90golang%e3%80%91%e6%98%a0%e5%b0%84%ef%bc%88%e5%ad%97%e5%85%b8%ef%bc%89\/"},"modified":"2024-04-29T21:18:08","modified_gmt":"2024-04-29T13:18:08","slug":"%e3%80%90golang%e3%80%91%e6%98%a0%e5%b0%84%ef%bc%88%e5%ad%97%e5%85%b8%ef%bc%89","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90golang%e3%80%91%e6%98%a0%e5%b0%84%ef%bc%88%e5%ad%97%e5%85%b8%ef%bc%89\/","title":{"rendered":"\u3010Golang\u3011\u6620\u5c04\uff08\u5b57\u5178\uff09"},"content":{"rendered":"<h1>\u3010Golang\u3011\u6620\u5c04\uff08\u5b57\u5178\uff09<\/h1>\n<p>\u6211\u5b8c\u6210\u4e86\u5b66\u4e60Golang\u7684\u57fa\u7840\u77e5\u8bc6\u548c\u521b\u5efaWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u5b66\u4e60\uff0c\u73b0\u5728\u5f00\u59cb\u8fdb\u884c\u590d\u4e60\u603b\u7ed3\u3002\u4ece\u57fa\u7840\u5230\u5e94\u7528\u7684\u6240\u6709\u5185\u5bb9\u3002<\/p>\n<pre class=\"post-pre\"><code>package main\r\n\/\/map \u9023\u7d44\u914d\u5217 Python\u3067\u3044\u3046\u8f9e\u66f8\r\n\/\/\u95a2\u6570\u3067\u306f\u53c2\u7167\u6e21\u3057\u3055\u308c\u308b\u306e\u3067\u3001\u672c\u4f53\u306e\u5024\u3082\u5909\u308f\u308b\u3002\u914d\u5217\u3068\u306f\u9055\u3046\u3002\r\n\r\n\r\nimport \"fmt\"\r\n\r\nfunc main() {\r\n    \/\/\u5ba3\u8a00\r\n    \/\/map\u3092\u4f5c\u6210 python\u306e\u8f9e\u66f8\u578b\u306e\u3088\u3046\u306a\u611f\u3058\r\n    \/\/map[\u30ad\u30fc\u306e\u578b]\u5024\u306e\u578b{\u4e2d\u8eab}\r\n    m := map[string]int{\"a\": 100, \"b\": 200}\r\n    fmt.Println(m)\r\n    \/\/&gt;&gt;map[a:100 b:200]\r\n    \/\/\u5024\u53d6\u308a\u51fa\u3057\r\n    fmt.Println(m[\"a\"])\r\n    \/\/&gt;&gt;100\r\n\r\n    \/\/\u5ba3\u8a00\r\n    \/\/make(map[\u30ad\u30fc\u306e\u578b]\u5024\u306e\u578b, \u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u306e\u521d\u671f\u5024)\r\n    \/\/make(map[\u30ad\u30fc\u306e\u578b]\u5024\u306e\u578b)\/\/ \u30ad\u30e3\u30d1\u30b7\u30c6\u30a3\u306e\u521d\u671f\u5024\u306f\u3001\u7701\u7565\u3082\u53ef\u80fd\r\n    \/\/\u521d\u671f\u5316\u3002\u7a7a\u3092\u4f5c\u6210\r\n    m2 := make(map[string]int)\r\n    fmt.Println(m2)\r\n    \/\/&gt;&gt;map[]\r\n\r\n    \/\/\u5ba3\u8a00\r\n    var m3 = map[string]string{\"A\":\"AAA\", \"B\": \"BBB\"}\r\n    fmt.Println(m3)\r\n    \/\/&gt;&gt;map[A:AAA B:BBB]\r\n\r\n\r\n\r\n\r\n    \/\/\u4e0a\u66f8\u304d\r\n    m[\"b\"] = 300\r\n    fmt.Println(m)\r\n    \/\/&gt;&gt;map[a:100 b:300]\r\n\r\n    \/\/\u8ffd\u52a0\r\n    m[\"new\"] = 500\r\n    fmt.Println(m)\r\n    \/\/&gt;&gt;map[a:100 b:300 new:500]\r\n\r\n    \/\/\u7121\u3044\u3082\u306e\u3092\u53d6\u308a\u51fa\u3059\r\n    \/\/0\u304c\u8fd4\u3063\u3066\u304f\u308b\r\n    fmt.Println(m[\"nothing\"])\r\n    \/\/&gt;&gt;0\r\n\r\n    \/\/v\u306b\u5024\uff08100\uff09,ok\u306f\u30a8\u30e9\u30fc\u3067True\uff08False\uff09\u304c\u8fd4\u3063\u3066\u304f\u308b\r\n    \/\/ok\u306f\u66f8\u304b\u306a\u3051\u308c\u3070\u7121\u8996\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\r\n    v, ok := m[\"a\"]\r\n    fmt.Println(v, ok)\r\n    \/\/&gt;&gt;100 true\r\n\r\n    v2, ok2 := m[\"nothing\"]\r\n    fmt.Println(v2, ok2)\r\n    \/\/&gt;&gt;0, false\r\n\r\n\r\n\r\n\r\n    \/\/\u8ffd\u52a0\r\n    m2[\"pc\"] = 5000\r\n    fmt.Println(m2)\r\n    \/\/&gt;&gt;map[pc:5000]\r\n\r\n\r\n    \/\/\u524a\u9664\r\n    delete(m2, \"pc\")\r\n    fmt.Println(m2)\r\n    \/\/&gt;&gt;[]\r\n\r\n\r\n\r\n    \/\/\u5ba3\u8a00\u3060\u3051\u3057\u3066\u3082\u30e1\u30e2\u30ea\u30fc\u4e0a\u306b\u5b58\u5728\u3057\u306a\u3044==nil\u306a\u306e\u3067\u3001\u8ffd\u52a0\u3067\u304d\u306a\u3044\r\n    \/\/make\u304c\u5fc5\u8981\r\n    \/*\r\n        var m3 map[string]int\r\n        m3[\"pc\"] = 5000\r\n        fmt.Println(m3)\r\n    *\/\r\n\r\n\r\n\r\n    \/\/if\u6587\r\n    \/\/\u5ba3\u8a00\u3060\u3051\u306e\u5834\u5408nil\u306b\u306a\u3063\u3066\u3057\u307e\u3046\u3002\r\n    \/\/Nil\u304c\u8868\u793a\u3055\u308c\u308b\r\n    var s []int\r\n    if s == nil {\r\n        fmt.Println(\"Nil\")\r\n    }\r\n    \/\/&gt;&gt;Nil\r\n\r\n}\r\n\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u3010Golang\u3011\u6620\u5c04\uff08\u5b57\u5178\uff09 \u6211\u5b8c\u6210\u4e86\u5b66\u4e60Golang\u7684\u57fa\u7840\u77e5\u8bc6\u548c\u521b\u5efaWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u5b66\u4e60\uff0c\u73b0\u5728\u5f00\u59cb\u8fdb\u884c\u590d\u4e60\u603b [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-44255","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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