{"id":193356,"date":"2020-11-15T17:13:31","date_gmt":"2020-11-15T09:13:31","guid":{"rendered":"http:\/\/4563.org\/?p=193356"},"modified":"2020-11-16T20:02:46","modified_gmt":"2020-11-16T12:02:46","slug":"golang-defer-%e4%bd%a0%e4%b8%8d%e7%9f%a5%e9%81%93%e7%9a%84%e4%ba%8b","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=193356","title":{"rendered":"Golang defer \u4f60\u4e0d\u77e5\u9053\u7684\u4e8b"},"content":{"rendered":"
\n
\n
\n

Golang defer \u4f60\u4e0d\u77e5\u9053\u7684\u4e8b <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : haicoderibai <\/span> <\/i> 0<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n
\n

\u539f\u6587\u5730\u5740\uff1a\u55e8\u5ba2\u7f51<\/strong><\/p>\n<\/blockquote>\n

Golang defer \u8be6\u89e3<\/h1>\n

<\/p>\n

Golang defer \u8be6\u89e3\u6559\u7a0b<\/h2>\n

Go \u8bed\u8a00<\/strong> \u4e2d\u7684 defer \u8bed\u53e5\u7528\u4e8e\u5ef6\u8fdf\u51fd\u6570\u7684\u8c03\u7528\uff0c\u6bcf\u6b21 defer \u90fd\u4f1a\u628a\u4e00\u4e2a\u51fd\u6570\u538b\u5165\u6808\u4e2d\uff0c\u51fd\u6570\u8fd4\u56de\u524d\u518d\u628a\u5ef6\u8fdf\u7684\u51fd\u6570\u53d6\u51fa\u5e76\u6267\u884c\u3002Golang \u4e2d\u7684 defer \u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u5904\u7406\u5bb9\u6613\u5ffd\u7565\u7684\u95ee\u9898\uff0c\u5982\u8d44\u6e90\u91ca\u653e\u3001\u8fde\u63a5\u5173\u95ed\u7b49\u3002<\/p>\n

defer \u89c4\u5219<\/h2>\n

Golang \u5b98\u65b9\u535a\u5ba2\u91cc\u603b\u7ed3\u4e86 defer \u7684\u884c\u4e3a\u89c4\u5219\uff0c\u53ea\u6709\u4e09\u6761\uff0c\u5206\u522b\u4e3a\uff1a<\/p>\n

    \n
  1. \n

    \u5ef6\u8fdf\u51fd\u6570\u7684\u53c2\u6570\u5728 defer \u8bed\u53e5\u51fa\u73b0\u65f6\u5c31\u5df2\u7ecf\u786e\u5b9a\u4e0b\u6765\u4e86\uff0c\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n

    func a() {      i := 0     defer fmt.Println(i)     i++     return } <\/code><\/pre>\n
    defer \u8bed\u53e5\u4e2d\u7684 fmt.Println() \u53c2\u6570 i \u503c\u5728 defer \u51fa\u73b0\u65f6\u5c31\u5df2\u7ecf\u786e\u5b9a\u4e0b\u6765\uff0c\u5b9e\u9645\u4e0a\u662f\u62f7\u8d1d\u4e86\u4e00\u4efd\u3002\u540e\u9762\u5bf9\u53d8\u91cf i \u7684\u4fee\u6539\u4e0d\u4f1a\u5f71\u54cd fmt.Println() \u51fd\u6570\u7684\u6267\u884c\uff0c\u4ecd\u7136\u6253\u5370 “0”\u3002<\/p>\n
    \u6ce8\u610f\uff1a\u5bf9\u4e8e\u6307\u9488\u7c7b\u578b\u53c2\u6570\uff0c\u89c4\u5219\u4ecd\u7136\u9002\u7528\uff0c\u53ea\u4e0d\u8fc7\u5ef6\u8fdf\u51fd\u6570\u7684\u53c2\u6570\u662f\u4e00\u4e2a\u5730\u5740\u503c\uff0c\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0cdefer \u540e\u9762\u7684\u8bed\u53e5\u5bf9\u53d8\u91cf\u7684\u4fee\u6539\u53ef\u80fd\u4f1a\u5f71\u54cd\u5ef6\u8fdf\u51fd\u6570\u3002<\/p>\n<\/li>\n
  2. \n
    \u5ef6\u8fdf\u51fd\u6570\u6267\u884c\u6309\u540e\u8fdb\u5148\u51fa\u987a\u5e8f\u6267\u884c\uff0c\u5373\u5148\u51fa\u73b0\u7684 defer \u6700\u540e\u6267\u884c\u3002<\/p>\n
    \u8fd9\u4e2a\u89c4\u5219\u5f88\u597d\u7406\u89e3\uff0c\u5b9a\u4e49 defer \u7c7b\u4f3c\u4e8e\u5165\u6808\u64cd\u4f5c\uff0c\u6267\u884c defer \u7c7b\u4f3c\u4e8e\u51fa\u6808\u64cd\u4f5c\u3002<\/p>\n
    \u8bbe\u8ba1 defer \u7684\u521d\u8877\u662f\u7b80\u5316\u51fd\u6570\u8fd4\u56de\u65f6\u8d44\u6e90\u6e05\u7406\u7684\u52a8\u4f5c\uff0c\u8d44\u6e90\u5f80\u5f80\u6709\u4f9d\u8d56\u987a\u5e8f\uff0c\u6bd4\u5982\u5148\u7533\u8bf7 A \u8d44\u6e90\uff0c\u518d\u8ddf\u636e A \u8d44\u6e90\u7533\u8bf7 B \u8d44\u6e90\uff0c\u6839\u636e B \u8d44\u6e90\u7533\u8bf7 C \u8d44\u6e90\uff0c\u5373\u7533\u8bf7\u987a\u5e8f\u662f:A–>B–>C\uff0c\u91ca\u653e\u65f6\u5f80\u5f80\u53c8\u8981\u53cd\u5411\u8fdb\u884c\u3002\u8fd9\u5c31\u662f\u628a defer \u8bbe\u8ba1\u6210 FIFO \u7684\u539f\u56e0\u3002<\/p>\n
    \u6bcf\u7533\u8bf7\u5230\u4e00\u4e2a\u7528\u5b8c\u9700\u8981\u91ca\u653e\u7684\u8d44\u6e90\u65f6\uff0c\u7acb\u5373\u5b9a\u4e49\u4e00\u4e2a defer \u6765\u91ca\u653e\u8d44\u6e90\u662f\u4e2a\u5f88\u597d\u7684\u4e60\u60ef\u3002<\/p>\n<\/li>\n
  3. \n
    \u5ef6\u8fdf\u51fd\u6570\u53ef\u80fd\u64cd\u4f5c\u4e3b\u51fd\u6570\u7684\u5177\u540d\u8fd4\u56de\u503c<\/p>\n
    \u5b9a\u4e49 defer \u7684\u51fd\u6570\uff0c\u5373\u4e3b\u51fd\u6570\u53ef\u80fd\u6709\u8fd4\u56de\u503c\uff0c\u8fd4\u56de\u503c\u6709\u6ca1\u6709\u540d\u5b57\u6ca1\u6709\u5173\u7cfb\uff0cdefer \u6240\u4f5c\u7528\u7684\u51fd\u6570\uff0c\u5373\u5ef6\u8fdf\u51fd\u6570\u53ef\u80fd\u4f1a\u5f71\u54cd\u5230\u8fd4\u56de\u503c\u3002\u82e5\u8981\u7406\u89e3\u5ef6\u8fdf\u51fd\u6570\u662f\u5982\u4f55\u5f71\u54cd\u4e3b\u51fd\u6570\u8fd4\u56de\u503c\u7684\uff0c\u53ea\u8981\u660e\u767d\u51fd\u6570\u662f\u5982\u4f55\u8fd4\u56de\u7684\u5c31\u8db3\u591f\u4e86\u3002<\/p>\n
    3.1 \u51fd\u6570\u8fd4\u56de\u8fc7\u7a0b<\/p>\n
    \u6709\u4e00\u4e2a\u4e8b\u5b9e\u5fc5\u987b\u8981\u4e86\u89e3\uff0c\u5173\u952e\u5b57 return \u4e0d\u662f\u4e00\u4e2a\u539f\u5b50\u64cd\u4f5c\uff0c\u5b9e\u9645\u4e0a return \u53ea\u4ee3\u7406\u6c47\u7f16\u6307\u4ee4 ret\uff0c\u5373\u5c06\u8df3\u8f6c\u7a0b\u5e8f\u6267\u884c\u3002\u6bd4\u5982\u8bed\u53e5 return i\uff0c\u5b9e\u9645\u4e0a\u5206\u4e24\u6b65\u8fdb\u884c\uff0c\u5373\u5c06 i \u503c\u5b58\u5165\u6808\u4e2d\u4f5c\u4e3a\u8fd4\u56de\u503c\uff0c\u7136\u540e\u6267\u884c\u8df3\u8f6c\uff0c\u800c defer \u7684\u6267\u884c\u65f6\u673a\u6b63\u662f\u8df3\u8f6c\u524d\uff0c\u6240\u4ee5\u8bf4 defer \u6267\u884c\u65f6\u8fd8\u662f\u6709\u673a\u4f1a\u64cd\u4f5c\u8fd4\u56de\u503c\u7684\u3002<\/p>\n
    \u4e3e\u4e2a\u5b9e\u9645\u7684\u4f8b\u5b50\u8fdb\u884c\u8bf4\u660e\u8fd9\u4e2a\u8fc7\u7a0b\uff1a<\/p>\n<\/li>\n<\/ol>\n
       func deferFuncReturn() (result int) {        i := 1            defer func() {           result++        }()                return i    } <\/code><\/pre>\n
    \u8be5\u51fd\u6570\u7684 return \u8bed\u53e5\u53ef\u4ee5\u62c6\u5206\u6210\u4e0b\u9762\u4e24\u884c\uff1a<\/p>\n
       result = i    return <\/code><\/pre>\n
    \u800c\u5ef6\u8fdf\u51fd\u6570\u7684\u6267\u884c\u6b63\u662f\u5728 return \u4e4b\u524d\uff0c\u5373\u52a0\u5165 defer \u540e\u7684\u6267\u884c\u8fc7\u7a0b\u5982\u4e0b\uff1a<\/p>\n
       result = i    result++    return <\/code><\/pre>\n
    \u6240\u4ee5\u4e0a\u9762\u51fd\u6570\u5b9e\u9645\u8fd4\u56de i++ \u503c\u3002<\/p>\n
    3.2 \u4e3b\u51fd\u6570\u62e5\u6709\u533f\u540d\u8fd4\u56de\u503c\uff0c\u8fd4\u56de\u5b57\u9762\u503c<\/p>\n
    \u4e00\u4e2a\u4e3b\u51fd\u6570\u62e5\u6709\u4e00\u4e2a\u533f\u540d\u7684\u8fd4\u56de\u503c\uff0c\u8fd4\u56de\u65f6\u4f7f\u7528\u5b57\u9762\u503c\uff0c\u6bd4\u5982\u8fd4\u56de “1”\u3001”2″\u3001”Hello” \u8fd9\u6837\u7684\u503c\uff0c\u8fd9\u79cd\u60c5\u51b5\u4e0b defer \u8bed\u53e5\u662f\u65e0\u6cd5\u64cd\u4f5c\u8fd4\u56de\u503c\u7684\u3002\u4e00\u4e2a\u8fd4\u56de\u5b57\u9762\u503c\u7684\u51fd\u6570\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
       func foo() int {         var i int            defer func() {            i++        }()                return 1        } <\/code><\/pre>\n
    \u4e0a\u9762\u7684 return \u8bed\u53e5\uff0c\u76f4\u63a5\u628a 1 \u5199\u5165\u6808\u4e2d\u4f5c\u4e3a\u8fd4\u56de\u503c\uff0c\u5ef6\u8fdf\u51fd\u6570\u65e0\u6cd5\u64cd\u4f5c\u8be5\u8fd4\u56de\u503c\uff0c\u6240\u4ee5\u5c31\u65e0\u6cd5\u5f71\u54cd\u8fd4\u56de\u503c\u3002<\/p>\n
    3.3 \u4e3b\u51fd\u6570\u62e5\u6709\u533f\u540d\u8fd4\u56de\u503c\uff0c\u8fd4\u56de\u53d8\u91cf<\/p>\n
    \u4e00\u4e2a\u4e3b\u51fd\u6570\u62e5\u6709\u4e00\u4e2a\u533f\u540d\u7684\u8fd4\u56de\u503c\uff0c\u8fd4\u56de\u4f7f\u7528\u672c\u5730\u6216\u5168\u5c40\u53d8\u91cf\uff0c\u8fd9\u79cd\u60c5\u51b5\u4e0b defer \u8bed\u53e5\u53ef\u4ee5\u5f15\u7528\u5230\u8fd4\u56de\u503c\uff0c\u4f46\u4e0d\u4f1a\u6539\u53d8\u8fd4\u56de\u503c\u3002\u4e00\u4e2a\u8fd4\u56de\u672c\u5730\u53d8\u91cf\u7684\u51fd\u6570\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
       func foo() int {         var i int            defer func() {            i++        }()                return i    } <\/code><\/pre>\n
    \u4e0a\u9762\u7684\u51fd\u6570\uff0c\u8fd4\u56de\u4e00\u4e2a\u5c40\u90e8\u53d8\u91cf\uff0c\u540c\u65f6 defer \u51fd\u6570\u4e5f\u4f1a\u64cd\u4f5c\u8fd9\u4e2a\u5c40\u90e8\u53d8\u91cf\u3002\u5bf9\u4e8e\u533f\u540d\u8fd4\u56de\u503c\u6765\u8bf4\uff0c\u53ef\u4ee5\u5047\u5b9a\u4ecd\u7136\u6709\u4e00\u4e2a\u53d8\u91cf\u5b58\u50a8\u8fd4\u56de\u503c\uff0c\u5047\u5b9a\u8fd4\u56de\u503c\u53d8\u91cf\u4e3a “anony”\uff0c\u4e0a\u9762\u7684\u8fd4\u56de\u8bed\u53e5\u53ef\u4ee5\u62c6\u5206\u6210\u4ee5\u4e0b\u8fc7\u7a0b\uff1a<\/p>\n
       anony = i    i++    return <\/code><\/pre>\n
    \u7531\u4e8e i \u662f\u6574\u578b\uff0c\u4f1a\u5c06\u503c\u62f7\u8d1d\u7ed9 anony\uff0c\u6240\u4ee5 defer \u8bed\u53e5\u4e2d\u4fee\u6539 i \u503c\uff0c\u5bf9\u51fd\u6570\u8fd4\u56de\u503c\u4e0d\u9020\u6210\u5f71\u54cd\u3002<\/p>\n
    3.4 \u4e3b\u51fd\u6570\u62e5\u6709\u5177\u540d\u8fd4\u56de\u503c<\/p>\n
    \u4e3b\u51fd\u58f0\u660e\u8bed\u53e5\u4e2d\u5e26\u540d\u5b57\u7684\u8fd4\u56de\u503c\uff0c\u4f1a\u88ab\u521d\u59cb\u5316\u6210\u4e00\u4e2a\u5c40\u90e8\u53d8\u91cf\uff0c\u51fd\u6570\u5185\u90e8\u53ef\u4ee5\u50cf\u4f7f\u7528\u5c40\u90e8\u53d8\u91cf\u4e00\u6837\u4f7f\u7528\u8be5\u8fd4\u56de\u503c\u3002\u5982\u679c defer \u8bed\u53e5\u64cd\u4f5c\u8be5\u8fd4\u56de\u503c\uff0c\u53ef\u80fd\u4f1a\u6539\u53d8\u8fd4\u56de\u7ed3\u679c\u3002\u4e00\u4e2a\u5f71\u54cd\u51fd\u8fd4\u56de\u503c\u7684\u4f8b\u5b50\uff1a<\/p>\n
       func foo() (ret int) {         defer func() {            ret++        }()                return 0    } <\/code><\/pre>\n
    \u4e0a\u9762\u7684\u51fd\u6570\u62c6\u89e3\u51fa\u6765\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n
       ret = 0    ret++    return <\/code><\/pre>\n
    \u51fd\u6570\u771f\u6b63\u8fd4\u56de\u524d\uff0c\u5728 defer \u4e2d\u5bf9\u8fd4\u56de\u503c\u505a\u4e86 +1 \u64cd\u4f5c\uff0c\u6240\u4ee5\u51fd\u6570\u6700\u7ec8\u8fd4\u56de 1 \u3002<\/p>\n
    defer \u5b9e\u73b0\u539f\u7406<\/h2>\n
    defer \u6570\u636e\u7ed3\u6784<\/h3>\n
    \u6e90\u7801\u5305 src\/src\/runtime\/runtime2.go:_defer<\/code> \u5b9a\u4e49\u4e86 defer \u7684\u6570\u636e\u7ed3\u6784\uff1a<\/p>\n
    type _defer struct {     sp      uintptr   \/\/\u51fd\u6570\u6808\u6307\u9488     pc      uintptr   \/\/\u7a0b\u5e8f\u8ba1\u6570\u5668     fn      *funcval  \/\/\u51fd\u6570\u5730\u5740     link    *_defer   \/\/\u6307\u5411\u81ea\u8eab\u7ed3\u6784\u7684\u6307\u9488\uff0c\u7528\u4e8e\u94fe\u63a5\u591a\u4e2a defer } <\/code><\/pre>\n
    \u6211\u4eec\u77e5\u9053 defer \u540e\u9762\u4e00\u5b9a\u8981\u63a5\u4e00\u4e2a\u51fd\u6570\u7684\uff0c\u6240\u4ee5 defer \u7684\u6570\u636e\u7ed3\u6784\u8ddf\u4e00\u822c\u51fd\u6570\u7c7b\u4f3c\uff0c\u4e5f\u6709\u6808\u5730\u5740\u3001\u7a0b\u5e8f\u8ba1\u6570\u5668\u3001\u51fd\u6570\u5730\u5740\u7b49\u7b49\u3002<\/p>\n
    \u4e0e\u51fd\u6570\u4e0d\u540c\u7684\u4e00\u70b9\u662f\u5b83\u542b\u6709\u4e00\u4e2a\u6307\u9488\uff0c\u53ef\u7528\u4e8e\u6307\u5411\u53e6\u4e00\u4e2a defer\uff0c\u6bcf\u4e2a goroutine \u6570\u636e\u7ed3\u6784\u4e2d\u5b9e\u9645\u4e0a\u4e5f\u6709\u4e00\u4e2a defer \u6307\u9488\uff0c\u8be5\u6307\u9488\u6307\u5411\u4e00\u4e2a defer \u7684\u5355\u94fe\u8868\uff0c\u6bcf\u6b21\u58f0\u660e\u4e00\u4e2a defer \u65f6\u5c31\u5c06 defer \u63d2\u5165\u5230\u5355\u94fe\u8868\u8868\u5934\uff0c\u6bcf\u6b21\u6267\u884c defer \u65f6\u5c31\u4ece\u5355\u94fe\u8868\u8868\u5934\u53d6\u51fa\u4e00\u4e2a defer \u6267\u884c\u3002<\/p>\n
    \u4e0b\u56fe\u5c55\u793a\u4e00\u4e2a goroutine \u5b9a\u4e49\u591a\u4e2a defer \u65f6\u7684\u573a\u666f\uff1a<\/p>\n
    \"Golang<\/p>\n
    \u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u5230\uff0c\u65b0\u58f0\u660e\u7684 defer \u603b\u662f\u6dfb\u52a0\u5230\u94fe\u8868\u5934\u90e8\u3002\u51fd\u6570\u8fd4\u56de\u524d\u6267\u884c defer \u5219\u662f\u4ece\u94fe\u8868\u9996\u90e8\u4f9d\u6b21\u53d6\u51fa\u6267\u884c\uff0c\u4e0d\u518d\u8d58\u8ff0\u3002<\/p>\n
    \u4e00\u4e2a goroutine \u53ef\u80fd\u8fde\u7eed\u8c03\u7528\u591a\u4e2a\u51fd\u6570\uff0cdefer \u6dfb\u52a0\u8fc7\u7a0b\u8ddf\u4e0a\u8ff0\u6d41\u7a0b\u4e00\u81f4\uff0c\u8fdb\u5165\u51fd\u6570\u65f6\u6dfb\u52a0 defer\uff0c\u79bb\u5f00\u51fd\u6570\u65f6\u53d6\u51fa defer\uff0c\u6240\u4ee5\u5373\u4fbf\u8c03\u7528\u591a\u4e2a\u51fd\u6570\uff0c\u4e5f\u603b\u662f\u80fd\u4fdd\u8bc1 defer \u662f\u6309 FIFO \u65b9\u5f0f\u6267\u884c\u7684\u3002<\/p>\n
    defer \u7684\u521b\u5efa\u548c\u6267\u884c<\/h3>\n
    \u6e90\u7801\u5305 src\/runtime\/panic.go<\/code> \u5b9a\u4e49\u4e86\u4e24\u4e2a\u65b9\u6cd5\u5206\u522b\u7528\u4e8e\u521b\u5efa defer \u548c\u6267\u884c defer \u3002<\/p>\n
      \n
    • deferproc()\uff1a \u5728\u58f0\u660e defer \u5904\u8c03\u7528\uff0c\u5176\u5c06 defer \u51fd\u6570\u5b58\u5165 goroutine \u7684\u94fe\u8868\u4e2d\uff1b<\/li>\n
    • deferreturn()\uff1a\u5728 return \u6307\u4ee4\uff0c\u51c6\u786e\u7684\u8bb2\u662f\u5728 ret \u6307\u4ee4\u524d\u8c03\u7528\uff0c\u5176\u5c06 defer \u4ece goroutine \u94fe\u8868\u4e2d\u53d6\u51fa\u5e76\u6267\u884c\u3002<\/li>\n<\/ul>\n
      \u53ef\u4ee5\u7b80\u5355\u8fd9\u4e48\u7406\u89e3\uff0c\u5728\u7f16\u8bd1\u5728\u9636\u6bb5\uff0c\u58f0\u660e defer \u5904\u63d2\u5165\u4e86\u51fd\u6570 deferproc()\uff0c\u5728\u51fd\u6570 return \u524d\u63d2\u5165\u4e86\u51fd\u6570 deferreturn()\u3002<\/p>\n
      Golang defer \u603b\u7ed3<\/h2>\n
      defer \u5b9a\u4e49\u7684\u5ef6\u8fdf\u51fd\u6570\u53c2\u6570\u5728 defer \u8bed\u53e5\u51fa\u65f6\u5c31\u5df2\u7ecf\u786e\u5b9a\u4e0b\u6765\u4e86\uff0cdefer \u5b9a\u4e49\u987a\u5e8f\u4e0e\u5b9e\u9645\u6267\u884c\u987a\u5e8f\u76f8\u53cd\u3002<\/p>\n
      return \u4e0d\u662f\u539f\u5b50\u64cd\u4f5c\uff0c\u6267\u884c\u8fc7\u7a0b\u662f: \u4fdd\u5b58\u8fd4\u56de\u503c(\u82e5\u6709)–>\u6267\u884c defer \uff08\u82e5\u6709\uff09–>\u6267\u884c ret \u8df3\u8f6c\uff0c\u7533\u8bf7\u8d44\u6e90\u540e\u7acb\u5373\u4f7f\u7528 defer \u5173\u95ed\u8d44\u6e90\u662f\u597d\u4e60\u60ef\u3002<\/p>\n
      \u539f\u6587\u5730\u5740\uff1a\u55e8\u5ba2\u7f51<\/strong><\/p>\n
      \u66f4\u591a\u6587\u7ae0\uff0c\u53ef\u4ee5\u5173\u6ce8\u4e0b\u65b9\u516c\u4f17\u53f7\uff1a<\/p>\n
      \"Golang<\/p>\n<\/p><\/div>\n
       \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (0<\/span>)        <\/div>\n
       <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
        \n
      • \n","protected":false},"excerpt":{"rendered":"
        Golang defer \u4f60\u4e0d\u77e5\u9053…<\/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\/193356"}],"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=193356"}],"version-history":[{"count":1,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/193356\/revisions"}],"predecessor-version":[{"id":193358,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/193356\/revisions\/193358"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=193356"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=193356"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=193356"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}