{"id":401331,"date":"2021-03-25T02:12:15","date_gmt":"2021-03-24T18:12:15","guid":{"rendered":"http:\/\/4563.org\/?p=401331"},"modified":"2021-03-25T02:12:15","modified_gmt":"2021-03-24T18:12:15","slug":"go-%e5%87%bd%e6%95%b0%e4%b8%ad%e7%9a%84%e5%8c%bf%e5%90%8d%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=401331","title":{"rendered":"go \u51fd\u6570\u4e2d\u7684\u533f\u540d\u51fd\u6570"},"content":{"rendered":"
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go \u51fd\u6570\u4e2d\u7684\u533f\u540d\u51fd\u6570 <\/h1>\n

<\/p>\n

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\u8cc7\u6df1\u5927\u4f6c : yujianwjj <\/span> <\/i> 1<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u770b go \u5f00\u6e90\u9879\u76ee\u4ee3\u7801\u7684\u65f6\u5019\uff0c\u53d1\u73b0\u4e0b\u9762\u8fd9\u79cd\u5199\u6cd5<\/p>\n

func f() {   a, err := func() (int, error){       ....   }()   ... } <\/code><\/pre>\n
\u6211\u7684\u7591\u95ee\u662f\u8fd9\u79cd\u5199\u6cd5\u6709\u4ec0\u4e48\u4f18\u70b9\u5417\uff0c\u611f\u89c9\u5b8c\u5168\u6ca1\u5fc5\u8981\u554a\u3002<\/p>\n<\/p><\/div>\n
 \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (20<\/span>)        <\/div>\n
 <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
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  • \n
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     \u8cc7\u6df1\u5927\u4f6c : Jirajine <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u80fd\u5f00\u4e00\u4e2a\u65b0\u7684 scope\uff0c\u80fd\u907f\u514d\u547d\u540d\u51b2\u7a81\u3001\u903b\u8f91\u5c01\u88c5\u3002
    \u4e0d\u8fc7\u8fd9\u79cd IIFE \u7684\u5199\u6cd5\u771f\u591f\u4e11\u964b\u7684\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : yzbythesea <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e0d\u63a8\u8350                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : 2379920898 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6211\u60f3\u5230\u4e86\u8131\u4e86\u88e4\u5b50\u653e\u5c41                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : Wincer <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5728\u4e00\u4e2a\u51fd\u6570\u5185\u521b\u5efa\u7684\u533f\u540d\u51fd\u6570\u80fd\u76f4\u63a5\u4f7f\u7528\u4ee5\u53ca\u4fee\u6539\u8fd9\u4e2a\u51fd\u6570\u5185\u7684\u6240\u6709\u53d8\u91cf\uff08\u5f53\u7136\u53d8\u91cf\u5b9a\u4e49\u9700\u8981\u5728\u533f\u540d\u51fd\u6570\u4e4b\u524d\uff09\uff0c\u5982\u679c\u8981\u5199\u53e6\u4e00\u4e2a\u51fd\u6570\u505a\u8fd9\u4e2a\u4e8b\u7684\u8bdd\uff0c\u5f97\u628a\u4f7f\u7528\u7684\u53d8\u91cf\u4f5c\u4e3a\u53c2\u6570\u4f20\u5165\uff08\u5982\u679c\u8981\u4fee\u6539\u8fd8\u5f97\u4f20\u6307\u9488\uff09\u3002\u6211\u80fd\u60f3\u5230\u7684\u4f18\u70b9\u5c31\u53ea\u6709\u8fd9\u4e2a\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : bruce0 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6211\u80fd\u60f3\u5230\u7684\u533f\u540d\u51fd\u6570\u7528\u5904 <\/p>\n
    1. go \u51fa\u4e00\u4e2a\u534f\u7a0b<\/p>\n
    2. defer \u5904\u7406\u4e00\u4e9b\u4e1c\u897f                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : meiyoumingzi6 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u7528\u4f5c\u95ed\u5305\u4e4b\u7c7b\u7684, \u7c7b\u4f3c python \u88c5\u9970\u5668\u5b9e\u73b0                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : xx6412223 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u8fd9\u79cd\u5199\u6cd5\u5c31\u662f\u6b20\u6253                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : cominghome <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4f60\u4e3e\u7684\u8fd9\u4e2a\u4f8b\u5b50\u786e\u6709\u8131\u88e4\u5b50\u653e\u5c41\u7684\u5acc\u7591<\/p>\n
    \u76ee\u524d\u6211\u7684\u4f7f\u7528\u573a\u666f\u548c #5 \u5dee\u4e0d\u591a\uff0c\u6709\u65f6\u5019\u4e0d\u7528\u60f3\u51fd\u6570\u547d\u540d\u633a\u723d\u7684                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : liyunlong41 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e4b\u524d\u770b\u5f00\u6e90\u4ee3\u7801\u65f6\uff0c\u4e5f\u770b\u5230\u6709\u8fd9\u79cd\u5199\u6cd5\uff0c\u662f\u8ddf\u9501\u6709\u5173\u7684\u4ee3\u7801\uff0c\u8fd9\u6837\u5199\u53ef\u4ee5\u7528 defer \u81ea\u52a8\u91ca\u653e\u9501\uff0c\u9632\u6b62\u5fd8\u8bb0\u91ca\u653e\uff0c\u540c\u65f6\u4e5f\u53ef\u4ee5\u6700\u5c0f\u5316\u9501\u7684\u4e34\u754c\u533a\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : sarvatathagata <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6015\u4e0d\u662f js \u5199\u4e60\u60ef\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : iceheart <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5d4c\u5957\u5faa\u73af\u4ec0\u4e48\u7684\uff0c\u4e00\u4e2a return \u5c31\u8df3\u51fa\u53bb\u4e86\uff0c\u5c31\u8fd9\u70b9\u597d\u5904                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : liuminghao233 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u533f\u540d\u51fd\u6570\u5728 for \u91cc\u9762\u53ef\u4ee5\u7528 defer \u6765\u7ba1\u7406 mutex                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : sxfscool <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e00\u822c\u662f\u7528 defer \u7684                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : ry_wang <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u901a\u8fc7\u51fd\u6570\u8c03\u7528\u6709\u65f6\u53ef\u4ee5\u907f\u514d\u4f7f\u7528 goto                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : darrh00 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5199\u7a0b\u5e8f\u6700\u96be\u4e00\u70b9\u7684\u5c31\u662f\u7ed9\u51fd\u6570\u547d\u540d\uff0c\u53ef\u80fd\u7eaf\u7cb9\u662f\u60f3\u4e0d\u5230\u597d\u540d\u5b57\u5427\uff1f                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : User9901 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u591a\u52a0\u4e00\u4e9b\u7c7b\u4f3c\u7684\uff0c\u7528\u4e8e\u751f\u6210\u514d\u6740\u6076\u610f\u7a0b\u5e8f\u3002
    \u589e\u52a0\u5206\u6790\u96be\u5ea6\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : YYYeung <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u9664\u4e86\u65b0\u5f00\u4e00\u4e2a\u4f5c\u7528\u57df\u7684\u6709\u70b9\u5916\uff0c\u8fd8\u6709\u5c31\u662f<\/p>\n
    \u67e5\u770b\u4ee3\u7801\u7684\u65f6\u5019\uff0c\u6211\u53ea\u9700\u8981\u77e5\u9053\u8fd9\u91cc\u662f\u6709\u4e00\u4e2a a, \u4f46\u6211\u5e76\u4e0d\u5173\u5fc3\u8fd9\u4e2a a \u662f\u600e\u4e48\u5f97\u6765\u7684\uff08\u7a76\u7adf\u5b83\u662f\u6c42\u4f59\u5f97\u6765\u7684\uff0c\u8fd8\u662f\u7ecf\u8fc7\u5176\u4ed6\u590d\u6742\u7684\u8fd0\u7b97\uff09<\/p>\n
    \u8fd9\u4e2a a \u7684\u8ba1\u7b97\uff0c\u5bf9\u4e8e\u8fd9\u4e2a\u51fd\u6570 f \u7684\u6574\u4e2a\u8fc7\u7a0b\u5e76\u4e0d\u91cd\u8981\uff0c\u91cd\u8981\u7684\u662f\u6709 a \u8fd9\u4e2a\u503c\uff1b\u63a5\u7740\uff0c\u6211\u5c31\u53ef\u4ee5\u5229\u7528 IDE \u7684\u529f\u80fd\uff0c\u628a\u8fd9\u4e2a\u533f\u540d\u51fd\u6570\u7684\u4ee3\u7801\u5757\u6298\u53e0\u8d77\u6765\uff0c\u90a3\u4e0b\u4e00\u884c\uff0c\u5c31\u7ee7\u7eed\u662f\u8fd9\u4e2a\u51fd\u6570 f \u7684\u6838\u5fc3\u4ee3\u7801\uff0c\u7ee7\u7eed\u5f80\u4e0b\u770b\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5e72\u6270<\/p>\n
    \u6bd5\u7adf\u6709\u65f6\u5019\uff0c\u6c42 a \u8fd9\u4e2a\u503c\u7684\u65f6\u5019\uff0c\u53ef\u80fd\u9700\u8981\u521b\u5efa\u5f88\u591a\u4e34\u65f6\u53d8\u91cf\u6765\u4f7f\u5f97\u4ee3\u7801\u6e05\u6670\uff0c\u4f46\u8fd9\u90e8\u5206\u8ba1\u7b97\u903b\u8f91\u53c8\u4e0d\u590d\u7528\uff0c\u62bd\u51fa\u4e00\u4e2a\u51fd\u6570\u53c8\u597d\u50cf\u6ca1\u6709\u5fc5\u8981\uff0c\u547d\u540d\u53c8\u72af\u5934\u75db                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : YYYeung <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @YYYeung typo: \u9664\u4e86\u65b0\u5f00\u4e00\u4e2a\u4f5c\u7528\u57df\u7684\u300c\u4f18\u70b9\u300d\u5916                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : yunyuyuan <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 js \u4e60\u60ef\u4e86\uff0c\u6587\u4ef6\u5f00\u5934\u5c31\u662f(function(){})()                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : HUNYXV <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6bd4\u5982\u4f5c\u4e3a\u4e00\u4e2a\u53c2\u6570\u4f20\u9012\u5230\u5de5\u4f5c\u6c60                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"
    go \u51fd\u6570\u4e2d\u7684\u533f\u540d\u51fd\u6570 \u8cc7\u6df1\u5927\u4f6c …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/401331"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=401331"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/401331\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=401331"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=401331"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=401331"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}