{"id":44085,"date":"2023-10-21T04:05:45","date_gmt":"2023-05-18T00:43:29","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%88%a0%e9%99%a4-golang-%e7%94%a8%e6%88%b7\/"},"modified":"2024-05-04T05:15:03","modified_gmt":"2024-05-03T21:15:03","slug":"%e5%88%a0%e9%99%a4-golang-%e7%94%a8%e6%88%b7","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%88%a0%e9%99%a4-golang-%e7%94%a8%e6%88%b7\/","title":{"rendered":"\u5220\u9664 Golang \u7528\u6237"},"content":{"rendered":"<pre class=\"post-pre\"><code><span class=\"k\">func<\/span> <span class=\"n\">DeleteUser<\/span><span class=\"p\">(<\/span><span class=\"n\">w<\/span> <span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">ResponseWriter<\/span><span class=\"p\">,<\/span> <span class=\"n\">r<\/span> <span class=\"o\">*<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">Request<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n\t<span class=\"n\">params<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">mux<\/span><span class=\"o\">.<\/span><span class=\"n\">Vars<\/span><span class=\"p\">(<\/span><span class=\"n\">r<\/span><span class=\"p\">)<\/span>\r\n\r\n\t<span class=\"c\">\/\/ \u30d1\u30b9\u30d1\u30e9\u30e1\u30fc\u30bf\u304b\u3089ID\u3092\u53d6\u5f97\u3059\u308b<\/span>\r\n\t<span class=\"n\">id<\/span><span class=\"p\">,<\/span> <span class=\"n\">err<\/span> <span class=\"o\">:=<\/span> <span class=\"n\">strconv<\/span><span class=\"o\">.<\/span><span class=\"n\">Atoi<\/span><span class=\"p\">(<\/span><span class=\"n\">params<\/span><span class=\"p\">[<\/span><span class=\"s\">\"id\"<\/span><span class=\"p\">])<\/span>\r\n\t<span class=\"k\">if<\/span> <span class=\"n\">err<\/span> <span class=\"o\">!=<\/span> <span class=\"no\">nil<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"c\">\/\/ \u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306f\u3001\u4e0d\u6b63\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u3068\u3057\u3066BadRequest\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u8fd4\u3059<\/span>\r\n\t\t<span class=\"n\">w<\/span><span class=\"o\">.<\/span><span class=\"n\">WriteHeader<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusBadRequest<\/span><span class=\"p\">)<\/span>\r\n\t\t<span class=\"k\">return<\/span>\r\n\t<span class=\"p\">}<\/span>\r\n\r\n\t<span class=\"c\">\/\/ \u30e6\u30fc\u30b6\u30fc\u30ea\u30b9\u30c8\u3092\u30eb\u30fc\u30d7\u3057\u3066\u5bfe\u8c61\u306e\u30e6\u30fc\u30b6\u30fc\u3092\u691c\u7d22\u3057\u524a\u9664\u3059\u308b<\/span>\r\n\t<span class=\"k\">for<\/span> <span class=\"n\">i<\/span><span class=\"p\">,<\/span> <span class=\"n\">user<\/span> <span class=\"o\">:=<\/span> <span class=\"k\">range<\/span> <span class=\"n\">users<\/span> <span class=\"p\">{<\/span>\r\n\t\t<span class=\"k\">if<\/span> <span class=\"n\">user<\/span><span class=\"o\">.<\/span><span class=\"n\">ID<\/span> <span class=\"o\">==<\/span> <span class=\"n\">id<\/span> <span class=\"p\">{<\/span>\r\n\t\t\t<span class=\"c\">\/\/ \u30e6\u30fc\u30b6\u30fc\u304c\u898b\u3064\u304b\u3063\u305f\u5834\u5408\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u30ea\u30b9\u30c8\u304b\u3089\u524a\u9664\u3059\u308b<\/span>\r\n\t\t\t<span class=\"n\">users<\/span> <span class=\"o\">=<\/span> <span class=\"nb\">append<\/span><span class=\"p\">(<\/span><span class=\"n\">users<\/span><span class=\"p\">[<\/span><span class=\"o\">:<\/span><span class=\"n\">i<\/span><span class=\"p\">],<\/span> <span class=\"n\">users<\/span><span class=\"p\">[<\/span><span class=\"n\">i<\/span><span class=\"o\">+<\/span><span class=\"m\">1<\/span><span class=\"o\">:<\/span><span class=\"p\">]<\/span><span class=\"o\">...<\/span><span class=\"p\">)<\/span>\r\n\r\n\t\t\t<span class=\"c\">\/\/ \u524a\u9664\u304c\u6210\u529f\u3057\u305f\u3053\u3068\u3092\u793a\u3059\u305f\u3081\u306bNoContent\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u8fd4\u3059<\/span>\r\n\t\t\t<span class=\"n\">w<\/span><span class=\"o\">.<\/span><span class=\"n\">WriteHeader<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusNoContent<\/span><span class=\"p\">)<\/span>\r\n\t\t\t<span class=\"k\">return<\/span>\r\n\t\t<span class=\"p\">}<\/span>\r\n\t<span class=\"p\">}<\/span>\r\n\r\n\t<span class=\"c\">\/\/ \u30e6\u30fc\u30b6\u30fc\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u5834\u5408\u306f\u3001NotFound\u30b9\u30c6\u30fc\u30bf\u30b9\u3092\u8fd4\u3059<\/span>\r\n\t<span class=\"n\">w<\/span><span class=\"o\">.<\/span><span class=\"n\">WriteHeader<\/span><span class=\"p\">(<\/span><span class=\"n\">http<\/span><span class=\"o\">.<\/span><span class=\"n\">StatusNotFound<\/span><span class=\"p\">)<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<\/code><\/pre>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u662f\u4e00\u4e2a\u5904\u7406HTTP\u8bf7\u6c42\u7684Go\u8bed\u8a00\u5904\u7406\u51fd\u6570\u3002\u51fd\u6570\u540d\u4e3aDeleteUser\u3002<\/p>\n<p>params := mux.Vars(r)\uff1a\u4ece\u8bf7\u6c42\u8def\u5f84\u4e2d\u83b7\u53d6\u53c2\u6570\u3002mux\u662f\u4e00\u4e2a\u5e38\u7528\u7684\u8def\u7531\u5668\u5305\uff0c\u7528\u4e8e\u4ece\u8bf7\u6c42\u8def\u5f84\u4e2d\u63d0\u53d6\u53d8\u91cf\u3002<\/p>\n<p>id, err := strconv.Atoi(params[&#8220;id&#8221;])<br \/>\n\u4ece\u53c2\u6570\u4e2d\u83b7\u53d6\u7684ID\u8f6c\u6362\u4e3a\u6570\u5b57\u3002 strconv.Atoi\u51fd\u6570\u7528\u4e8e\u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u6570\u5b57\u3002\u5982\u679c\u8f6c\u6362\u5931\u8d25\uff0c\u5c06\u8fd4\u56de\u9519\u8bef\u3002<\/p>\n<p>\u5982\u679c err != nil\uff1a\u68c0\u67e5\u9519\u8bef\u3002\u5982\u679c\u8f6c\u6362\u5931\u8d25\uff0c\u5219\u8fd4\u56deBadRequest\uff08HTTP\u72b6\u6001\u7801400\uff09\uff0c\u5e76\u7ed3\u675f\u5904\u7406\u3002<\/p>\n<p>\u5bf9\u4e8eusers\u4e2d\u7684\u6bcf\u4e2a\u5143\u7d20i\u548cuser\uff0c\u4ece\u5217\u8868\u4e2d\u641c\u7d22\u7528\u6237\u3002users\u662f\u4e00\u4e2a\u9884\u5148\u5b9a\u4e49\u7684\u7528\u6237\u6570\u636e\u5217\u8868\u3002<\/p>\n<p>\u5982\u679c\u7528\u6237\u7684ID\u7b49\u4e8eid\uff1a\u5982\u679c\u627e\u5230\u7528\u6237\uff0c\u5219\u4ece\u7528\u6237\u5217\u8868\u4e2d\u5220\u9664\u3002<\/p>\n<p>\u5c06\u7528\u6237\u5217\u8868\u4e2d\u7684\u76ee\u6807\u7528\u6237\u5220\u9664\u3002\u4f7f\u7528\u5207\u7247\u64cd\u4f5c\uff0c\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5207\u7247\uff0c\u8be5\u5207\u7247\u4e0d\u5305\u542b\u8981\u5220\u9664\u7684\u7528\u6237\u3002<\/p>\n<p>w.WriteHeader(http.StatusNoContent)\u8868\u793a\u6210\u529f\u5220\u9664\uff0c\u5e76\u8fd4\u56deNoContent\u72b6\u6001\uff08HTTP\u72b6\u6001\u7801204\uff09\u4f5c\u4e3a\u54cd\u5e94\u3002\u54cd\u5e94\u4f53\u4e3a\u7a7a\u3002<\/p>\n<p>w.WriteHeader(http.StatusNotFound)\uff1a\u5982\u679c\u672a\u627e\u5230\u7528\u6237\uff0c\u5219\u8fd4\u56deNotFound\u72b6\u6001\uff08HTTP\u72b6\u6001\u7801404\uff09\u3002<\/p>\n<p>\u6b64\u4ee3\u7801\u4eceHTTP\u8bf7\u6c42\u7684\u8def\u5f84\u53c2\u6570\u4e2d\u83b7\u53d6ID\uff0c\u5e76\u5220\u9664\u7528\u6237\u5217\u8868\u4e2d\u5bf9\u5e94\u7684\u7528\u6237\u3002\u5982\u679c\u5220\u9664\u6210\u529f\uff0c\u5219\u8fd4\u56deNoContent\u72b6\u6001\u3002\u5982\u679c\u627e\u4e0d\u5230\u7528\u6237\uff0c\u5219\u8fd4\u56deNotFound\u72b6\u6001\u3002<\/p>\n<hr \/>\n<p>\u7528\u6237= append(users[:i], users[i+1:]&#8230;)\u662f\u4f7f\u7528Go\u8bed\u8a00\u7684\u5207\u7247\u64cd\u4f5c\u6765\u5220\u9664\u5207\u7247\u4e2d\u5143\u7d20\u7684\u4ee3\u7801\u3002<\/p>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u6267\u884c\u7684\u6b65\u9aa4\u662f\u4ece\u540d\u4e3a&#8221;users&#8221;\u7684\u5207\u7247\u4e2d\u5220\u9664\u7d22\u5f15i\u7684\u5143\u7d20\u3002<\/p>\n<p>\u6211\u5c06\u8be6\u7ec6\u89e3\u91ca\u8fd9\u6bb5\u4ee3\u7801\u7684\u8fd0\u884c\u3002<\/p>\n<p>users[:i]: \u5207\u7247\u4e86users\u5217\u8868\u4ece\u5f00\u5934\u5230\u7d22\u5f15i\u4e4b\u524d\u7684\u5143\u7d20\u3002\u8fd9\u5c06\u5305\u62ec\u5220\u9664\u76ee\u6807\u5143\u7d20\u4e4b\u524d\u7684\u5143\u7d20\u3002<\/p>\n<p>users[i+1:]\uff1a\u5207\u7247users\u7684\u7d22\u5f15i+1\u53ca\u4e4b\u540e\u7684\u5143\u7d20\u3002\u8fd9\u6837\u505a\u53ef\u4ee5\u5305\u542b\u5220\u9664\u76ee\u6807\u5143\u7d20\u540e\u9762\u7684\u5143\u7d20\u3002<\/p>\n<p>&#8230;\uff08\u7701\u7565\uff09\uff1a\u8fd9\u662f\u7528\u4e8e\u5c55\u5f00\u5207\u7247\u7684\u7b26\u53f7\u3002\u901a\u8fc7\u8fd9\u4e2a\u7b26\u53f7\uff0c\u5207\u7247\u7684\u5143\u7d20\u5c06\u4f5c\u4e3a\u5355\u72ec\u7684\u53c2\u6570\u4f20\u9012\u3002<\/p>\n<p>append()\u51fd\u6570\uff1aappend()\u51fd\u6570\u662fGo\u8bed\u8a00\u7684\u5185\u7f6e\u51fd\u6570\uff0c\u7528\u4e8e\u5411\u5207\u7247\u4e2d\u6dfb\u52a0\u5143\u7d20\u3002\u5229\u7528\u8be5\u51fd\u6570\uff0c\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u9664\u53bb\u5220\u9664\u76ee\u6807\u5143\u7d20\u7684\u65b0\u5207\u7247\u3002<\/p>\n<p>\u901a\u8fc7\u5c06\u65b0\u7684\u5207\u7247\u8d4b\u503c\u7ed9users\uff0c\u539f\u59cb\u5207\u7247users\u4e2d\u7684\u5143\u7d20\u5c06\u88ab\u5220\u9664\u3002<\/p>\n<p>\u8fd9\u6bb5\u4ee3\u7801\u7684\u76ee\u7684\u662f\u4eceusers\u5207\u7247\u4e2d\u5220\u9664\u6307\u5b9a\u7d22\u5f15\u7684\u5143\u7d20\u3002\u5b83\u4f1a\u5206\u522b\u63d0\u53d6\u88ab\u5220\u9664\u5143\u7d20\u524d\u9762\u548c\u540e\u9762\u7684\u5143\u7d20\uff0c\u7136\u540e\u5c06\u5b83\u4eec\u5408\u5e76\u6210\u4e00\u4e2a\u65b0\u7684\u5207\u7247\uff0c\u4ece\u800c\u6267\u884c\u5220\u9664\u64cd\u4f5c\u3002<\/p>\n<p>\u6bd4\u5982\u8bf4\uff0c\u5982\u679c\u7528\u6237\u5217\u8868\u662f[1, 2, 3, 4, 5]\uff0c\u5e76\u4e14i\u7684\u503c\u662f2\uff0c\u90a3\u4e48\u5c06\u6267\u884c\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<p>users[:i]\u63d0\u53d6\u7684\u662f\u4ece\u5207\u7247\u5f00\u5934\u5230\u7d22\u5f152\u524d\u9762\u7684\u5143\u7d20[1, 2]\u3002<br \/>\nusers[i+1:]\u63d0\u53d6\u7684\u662f\u4ece\u5207\u7247\u7d22\u5f153\u5f00\u59cb\u7684\u5143\u7d20[4, 5]\u3002<br \/>\n&#8230;\u5c55\u5f00\u4e86\u5207\u7247\u5e76\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u3002<br \/>\n\u901a\u8fc7append(users[:i], users[i+1:]&#8230;)\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u5207\u7247[1, 2, 4, 5]\u3002<br \/>\n\u521b\u5efa\u7684\u65b0\u5207\u7247\u88ab\u5206\u914d\u7ed9users\uff0c\u56e0\u6b64\u539f\u59cb\u5207\u7247\u53d8\u4e3a[1, 2, 4, 5]\u3002<br \/>\n\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u521b\u5efa\u4e86\u4e00\u4e2a\u4e0d\u5305\u62ec\u6307\u5b9a\u7d22\u5f15\u7684\u65b0\u5207\u7247\uff0c\u5e76\u4ece\u539f\u59cb\u5207\u7247\u4e2d\u5220\u9664\u4e86\u5143\u7d20\u3002<\/p>\n<hr \/>\n<p>\u5728\u8fd9\u91cc\u63d0\u5230\u7684i\u662f\u5728for\u5faa\u73af\u4e2d\u4f7f\u7528\u7684\u53d8\u91cf\uff0c\u5b83\u662f\u7531range\u5173\u952e\u5b57\u751f\u6210\u7684\u8fed\u4ee3\u5668\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u5173\u4e8efor\u5faa\u73af\u548crange\u51fd\u6570\u7684\u5de5\u4f5c\u539f\u7406\u7684\u89e3\u91ca\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">for<\/span> <span class=\"n\">i<\/span><span class=\"p\">,<\/span> <span class=\"n\">user<\/span> <span class=\"o\">:=<\/span> <span class=\"k\">range<\/span> <span class=\"n\">users<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c\">\/\/ \u30eb\u30fc\u30d7\u306e\u672c\u4f53<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c\u4f7f\u7528\u4e86range\u5173\u952e\u5b57\u5bf9users\u5207\u7247\u7684\u5143\u7d20\u8fdb\u884c\u8fed\u4ee3\u5904\u7406\u3002range\u4f1a\u751f\u6210\u4e00\u4e2a\u8fd4\u56de\u7d22\u5f15\u548c\u5143\u7d20\u5bf9\u7684\u8fed\u4ee3\u5668\u3002i\u8868\u793a\u7d22\u5f15\uff0cuser\u8868\u793a\u5f53\u524d\u5143\u7d20\u3002<\/p>\n<p>\u8be6\u7ec6\u6765\u8bf4\uff0cfor\u5faa\u73af\u6309\u7167\u4ee5\u4e0b\u6b65\u9aa4\u8fd0\u4f5c\u3002<\/p>\n<p>\u901a\u8fc7range\u5173\u952e\u5b57\uff0c\u4f1a\u751f\u6210\u4e00\u4e2a\u8fed\u4ee3\u5668\u6765\u8fed\u4ee3\u5904\u7406\u7528\u6237\u5207\u7247\u7684\u5143\u7d20\u3002<br \/>\n\u8fed\u4ee3\u5668\u6307\u5411\u7b2c\u4e00\u4e2a\u5143\u7d20\uff08\u7d22\u5f15\u4e3a0\uff09\u3002<br \/>\n\u5faa\u73af\u4f53\u88ab\u6267\u884c\uff0c\u5f53\u524d\u7684\u7d22\u5f15\u548c\u5143\u7d20\u5206\u522b\u88ab\u5206\u914d\u7ed9i\u548cuser\u3002<br \/>\n\u5f53\u5faa\u73af\u4f53\u7684\u5904\u7406\u5b8c\u6210\u540e\uff0c\u4f1a\u7ee7\u7eed\u5904\u7406\u4e0b\u4e00\u4e2a\u5143\u7d20\u3002\u5982\u679c\u6ca1\u6709\u4e0b\u4e00\u4e2a\u5143\u7d20\uff0c\u5219\u5faa\u73af\u7ed3\u675f\u3002<br \/>\n\u56e0\u6b64\uff0ci\u5728for\u5faa\u73af\u4e2d\u8868\u793a\u5f53\u524d\u5143\u7d20\u7684\u7d22\u5f15\u3002\u5728\u5faa\u73af\u7684\u6bcf\u6b21\u8fed\u4ee3\u4e2d\uff0c\u5b83\u88ab\u7528\u6765\u8bbf\u95ee\u7528\u6237\u5207\u7247\u7684\u5143\u7d20\u3002<\/p>\n<p>\u5728 DeleteUser \u51fd\u6570\u7684\u4ee3\u7801\u4e2d\uff0c\u6709\u4e00\u884c for i, user := range users\u3002\u8fd9\u4f7f\u5f97\u53ef\u4ee5\u6309\u987a\u5e8f\u904d\u5386 users \u5207\u7247\u7684\u5143\u7d20\uff0c\u5f53\u524d\u5143\u7d20\u7684\u7d22\u5f15\u88ab\u8d4b\u503c\u7ed9 i\uff0c\u5143\u7d20\u672c\u8eab\u88ab\u8d4b\u503c\u7ed9 user\u3002\u7136\u540e\uff0c\u5b83\u88ab\u7528\u4e8e\u6761\u4ef6\u8bed\u53e5 if user.ID == id \u6765\u627e\u5230\u9700\u8981\u5220\u9664\u7684\u7528\u6237\u3002<\/p>\n<p>\u7b80\u800c\u8a00\u4e4b\uff0c\u6b64\u5904\u63d0\u53ca\u7684&#8221;i&#8221;\u6307\u7684\u662f\u5728for\u5faa\u73af\u5185\u8868\u793a\u5f53\u524d\u5143\u7d20\u7d22\u5f15\u4f4d\u7f6e\u7684\u53d8\u91cf\uff0c\u7531range\u5173\u952e\u5b57\u81ea\u52a8\u751f\u6210\u3002<\/p>\n<hr \/>\n<p>\u8fed\u4ee3\u5668\uff08Iterator\uff09\u662f\u4e00\u79cd\u7528\u4e8e\u6309\u987a\u5e8f\u63d0\u53d6\u96c6\u5408\u3001\u6570\u636e\u7ed3\u6784\u7b49\u5143\u7d20\u7684\u63a5\u53e3\u3002\u8fed\u4ee3\u5668\u53ef\u4ee5\u6267\u884c\u8fed\u4ee3\u5904\u7406\uff0c\u53ef\u4ee5\u524d\u8fdb\u5230\u4e0b\u4e00\u4e2a\u5143\u7d20\u6216\u83b7\u53d6\u5f53\u524d\u5143\u7d20\u3002<\/p>\n<p>\u8fed\u4ee3\u5668\u5728\u7a0b\u5e8f\u4e2d\u7528\u4e8e\u652f\u6301\u6570\u636e\u7684\u904d\u5386\u548c\u8fed\u4ee3\u5904\u7406\u3002\u5176\u4e3b\u8981\u76ee\u7684\u662f\u6309\u987a\u5e8f\u8bbf\u95ee\u96c6\u5408\u4e2d\u7684\u5143\u7d20\uff0c\u4ece\u800c\u83b7\u53d6\u5143\u7d20\u6216\u6839\u636e\u7279\u5b9a\u6761\u4ef6\u6267\u884c\u5904\u7406\u3002<\/p>\n<p>\u5728\u5904\u7406\u8fed\u4ee3\u5668\u65f6\uff0c\u57fa\u672c\u7684\u64cd\u4f5c\u5982\u4e0b\uff1a<\/p>\n<p>\u83b7\u53d6\u5f53\u524d\u5143\u7d20\uff1a\u8fed\u4ee3\u5668\u63d0\u4f9b\u4e86\u7528\u4e8e\u83b7\u53d6\u5f53\u524d\u4f4d\u7f6e\u4e0a\u7684\u5143\u7d20\u7684\u65b9\u6cd5\u548c\u5c5e\u6027\u3002\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u6309\u987a\u5e8f\u8bbf\u95ee\u96c6\u5408\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<p>\u8fed\u4ee3\u5668\u63d0\u4f9b\u4e86\u7528\u4e8e\u524d\u8fdb\u5230\u4e0b\u4e00\u4e2a\u5143\u7d20\u7684\u65b9\u6cd5\u6216\u64cd\u4f5c\uff0c\u4ee5\u4fbf\u79fb\u52a8\u8fed\u4ee3\u7684\u4f4d\u7f6e\u5230\u4e0b\u4e00\u4e2a\u5143\u7d20\u3002\u8fd9\u6837\u53ef\u4ee5\u83b7\u53d6\u5230\u4e0b\u4e00\u4e2a\u5143\u7d20\u3002<\/p>\n<p>\u5224\u65ad\u5faa\u73af\u662f\u5426\u7ed3\u675f\uff1a\u8fed\u4ee3\u5668\u63d0\u4f9b\u4e86\u7528\u4e8e\u5224\u65ad\u5faa\u73af\u662f\u5426\u7ed3\u675f\u7684\u65b9\u6cd5\u6216\u6807\u5fd7\u3002\u901a\u8fc7\u8fd9\u4e9b\uff0c\u53ef\u4ee5\u786e\u8ba4\u662f\u5426\u53ef\u4ee5\u7ee7\u7eed\u8fdb\u884c\u8fed\u4ee3\u5904\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>func 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