{"id":92193,"date":"2020-05-14T18:42:20","date_gmt":"2020-05-14T10:42:20","guid":{"rendered":"http:\/\/4563.org\/?p=92193"},"modified":"2020-05-14T18:42:20","modified_gmt":"2020-05-14T10:42:20","slug":"golang-%e9%87%8c%e9%9d%a2%e9%80%89%e6%8b%a9-t-%e8%bf%98%e6%98%af-t","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=92193","title":{"rendered":"Golang \u91cc\u9762\u9009\u62e9 []T \u8fd8\u662f []*T?"},"content":{"rendered":"
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Golang \u91cc\u9762\u9009\u62e9 []T \u8fd8\u662f []*T? <\/h1>\n

<\/p>\n

\n
\u8cc7\u6df1\u5927\u4f6c : wangbenjun5 <\/span> <\/i> 19<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u6211\u770b\u5230\u516c\u53f8\u9879\u76ee\u91cc\u9762\u65e0\u8bba\u662f\u65b9\u6cd5\u53c2\u6570\u8fd8\u662f\u8fd4\u56de\u503c\u5168\u90e8\u90fd\u662f*T\uff0c\u4e5f\u5c31\u662f\u90fd\u662f\u6307\u9488<\/p>\n

\u6839\u636e\u5f88\u591a\u6587\u7ae0\u4ecb\u7ecd\uff0cGo \u91cc\u9762\u53ea\u5b58\u5728\u503c\u4f20\u9012\uff0c\u4f46\u662f\u5982\u679c\u4f5c\u4e3a\u51fd\u6570\u8fd4\u56de\u503c\u6765\u7528\uff0c\u52a0\u4e2a\u6307\u9488\u610f\u4e49\u4f55\u5728\uff1f<\/p>\n

func something()([]*T) {  } <\/code><\/pre>\n
\u7ecf\u8fc7\u6211\u6d4b\u8bd5\uff0c\u52a0\u4e0a\u6307\u9488\u540e\u5185\u5b58\u5206\u914d\u7684\u6b21\u6570\u53cd\u800c\u591a\u4e86\uff0c\u6027\u80fd\u6709\u6240\u4e0b\u964d<\/p>\n<\/p><\/div>\n
 \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (32<\/span>)        <\/div>\n
 <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : leoleoasd <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5927\u7ed3\u6784\u4f53\u9632\u6b62\u62f7\u8d1d?                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : Wirbelwind <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 golang \u4e0d\u662f gc \u8bed\u8a00\u5417 \u96be\u9053\u4e0d\u662f\u5f15\u7528\u8bed\u4e49\uff1f                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : maichael <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 https:\/\/www.reddit.com\/r\/golang\/comments\/5lheyg\/returning_t_vs_t\/<\/p>\n
    https:\/\/github.com\/google\/go-github\/issues\/180                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : unixeno <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5927\u7ed3\u6784\u4f53\u7528\u6307\u9488\u80fd\u51cf\u5c11\u5185\u5b58\u62f7\u8d1d\u7684\u65f6\u95f4                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : maichael <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6211\u7684\u770b\u6cd5\u662f\u53d6\u51b3\u4e8e\u4f60\u7684\u7528\u9014\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : wangbenjun5 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @maichael \u770b\u4e86\u94fe\u63a5\u91cc\u9762\uff0c\u6700\u7ec8\u597d\u50cf\u4e5f\u6ca1\u4ec0\u4e48\u7ed3\u8bba\uff0c\u5982\u679c\u6309\u5f88\u591a\u6587\u7ae0\u7684\u8bf4\u6cd5\uff0c\u90a3\u4e0d\u5982\u7edf\u4e00\u90fd\u52a0\u6307\u9488\uff0c\u6bd5\u7adf\u6307\u9488\u6bd4\u975e\u6307\u9488\u201c\u591a\u201d\u4e00\u4e9b\u7528\u9014                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : keepeye <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e00\u76f4\u7528[]*T \u65e0\u8bba T \u591a\u5927                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : boboliu <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4f60\u4eec\u90fd\u4e0d\u7528 interface \u4e48                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : fanhed <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e00\u822c\u6765\u8bf4, \u65e0\u8111\u7528*T \u5c31\u597d\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : warlock <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u590d\u6742\u7ed3\u6784\u7528\u6307\u9488\u53ef\u4ee5\u51cf\u5c11\u62f7\u8d1d \u7b80\u5355\u7ed3\u6784\u4e0d\u7528\u6307\u9488\u53ef\u4ee5\u63d0\u5347 GC \u6027\u80fd                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : matrix67 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e4b\u524d\u5370\u8c61\u7b14\u8bb0\u6536\u85cf\u7684\uff1a <\/p>\n
    \u6211\u4eec\u901a\u8fc7\u4e00\u4e9b\u4ee3\u7801\u793a\u4f8b\u6765\u6f14\u793a\u4e86\u5728 Go \u4e2d\u503c\u7c7b\u578b\u548c\u6307\u9488\u7c7b\u578b\u7684\u4e00\u4e9b\u5177\u4f53\u8868\u73b0\uff0c\u6700\u540e\u6211\u4eec\u8981\u56de\u7b54\u8fd9\u4e48\u51e0\u4e2a\u95ee\u9898\uff0c\u5e0c\u671b\u4f60\u80fd\u591f\u5728\u4f7f\u7528 Go \u7f16\u7a0b\u7684\u8fc7\u7a0b\u4e2d\u66f4\u52a0\u6e05\u6670\u7684\u638c\u63e1\u8fd9\u4e9b\u6280\u5de7\u3002Receiver Type \u4e3a\u4ec0\u4e48\u63a8\u8350\u4f7f\u7528\u6307\u9488\uff1f<\/p>\n
     * \u63a8\u8350\u5728\u5b9e\u4f8b\u65b9\u6cd5\u4e0a\u4f7f\u7528\u6307\u9488\uff08\u524d\u63d0\u662f\u8fd9\u4e2a\u7c7b\u578b\u4e0d\u662f\u4e00\u4e2a\u81ea\u5b9a\u4e49\u7684 map \u3001slice \u7b49\u5f15\u7528\u7c7b\u578b\uff09
     * \u5f53\u7ed3\u6784\u4f53\u8f83\u5927\u7684\u65f6\u5019\u4f7f\u7528\u6307\u9488\u4f1a\u66f4\u9ad8\u6548
     * \u5982\u679c\u8981\u4fee\u6539\u7ed3\u6784\u5185\u90e8\u7684\u6570\u636e\u6216\u72b6\u6001\u5fc5\u987b\u4f7f\u7528\u6307\u9488
     * \u5f53\u7ed3\u6784\u7c7b\u578b\u5305\u542b sync.Mutex \u6216\u8005\u540c\u6b65\u8fd9\u79cd\u5b57\u6bb5\u65f6\uff0c\u5fc5\u987b\u4f7f\u7528\u6307\u9488\u4ee5\u907f\u514d\u6210\u5458\u62f7\u8d1d
     * \u5982\u679c\u4f60\u4e0d\u77e5\u9053\u8be5\u4e0d\u8be5\u4f7f\u7528\u6307\u9488\uff0c\u4f7f\u7528\u6307\u9488\uff01<\/p>\n
    \u201c\u7ed3\u6784\u8f83\u5927\u201d \u5230\u5e95\u591a\u5927\u624d\u7b97\u5927\u53ef\u80fd\u9700\u8981\u81ea\u5df1\u6216\u56e2\u961f\u8861\u91cf\uff0c\u5982\u8d85\u8fc7 5 \u4e2a\u5b57\u6bb5\u6216\u8005\u6839\u636e\u7ed3\u6784\u4f53\u5185\u5360\u7528\u6765\u8ba1\u7b97\u3002\u65b9\u6cd5\u53c2\u6570\u8be5\u4f7f\u7528\u4ec0\u4e48\u7c7b\u578b\uff1f
     * map \u3001slice \u7b49\u7c7b\u578b\u4e0d\u9700\u8981\u4f7f\u7528\u6307\u9488\uff08\u81ea\u5e26 buf \uff09
     * \u6307\u9488\u53ef\u4ee5\u907f\u514d\u5185\u5b58\u62f7\u8d1d\uff0c\u7ed3\u6784\u5927\u7684\u65f6\u5019\u4e0d\u8981\u4f7f\u7528\u503c\u7c7b\u578b
     * \u503c\u7c7b\u578b\u548c\u6307\u9488\u7c7b\u578b\u5728\u65b9\u6cd5\u5185\u90e8\u90fd\u4f1a\u4ea7\u751f\u4e00\u4efd\u62f7\u8d1d\uff0c\u6307\u5411\u4e0d\u540c
     * \u5c0f\u6570\u636e\u7c7b\u578b\u5982 bool \u3001int \u7b49\u6ca1\u5fc5\u8981\u4f7f\u7528\u6307\u9488\u4f20\u9012
     * \u521d\u59cb\u5316\u4e00\u4e2a\u65b0\u7c7b\u578b\u65f6\uff08\u50cf NewEngine() *Engine \uff09\u4f7f\u7528\u6307\u9488
     * \u53d8\u91cf\u7684\u751f\u547d\u5468\u671f\u8d8a\u957f\u5219\u4f7f\u7528\u6307\u9488\uff0c\u5426\u5219\u4f7f\u7528\u503c\u7c7b\u578b<\/p>\n
    – \u4e0d\u7528\u6307\u9488\u662f\u503c\u4f20\u9012\uff0c\u57fa\u672c\u5c31\u4e0d\u4f1a\u8d70 gc\uff0c\u7f3a\u70b9\u662f\u5bfc\u81f4\u6574\u4e2a struct \u53d1\u751f\u5185\u5b58\u62f7\u8d1d\uff0c\u5f53\u7136\u88ab\u7f16\u8bd1\u5668\u8bc6\u522b\u4e3a inline \u51fd\u6570\u5c31\u4ec0\u4e48\u90fd\u4e0d\u4f1a\u53d1\u751f\uff0c\u5feb\u5f97\u4e00\u5339\u3002\u5f53\u4f60\u51fd\u6570\u8f93\u5165 \/\u8fd4\u56de\u53c2\u6570\uff0cstruct \u5c31\u51e0\u4e2a int\uff0cfloat\uff0c\u503c\u4f20\u9012\u5427\uff01<\/p>\n
    – \u6307\u9488\u5c31\u662f\u7c7b\u4f3c\u5f15\u7528\u4f20\u9012\uff0c\u51fa\u4f5c\u7528\u57df\u4f1a\u8d70 gc\uff0c\u5f53\u7136\u4e5f\u4e0d\u662f\u7edd\u5bf9\uff0c\u6bd4\u5982 inline \u51fd\u6570\u8fd4\u56de\u6307\u9488\u5c31\u4e0d\u4e00\u5b9a\u4f1a\u5bfc\u81f4\u5806\u5206\u914d\uff0c\u5f53\u7136\u5185\u7f6e\u7684 new \u548c make\uff0cmap\uff0cslice \u7b49\u672c\u8eab\u5c31\u5206\u914d\u5728\u5806\u4e0a\u5c31\u5fc5\u7136\u8d70 gc \u3002<\/p>\n
    – gc \u5bf9\u4e8e\u5bc6\u96c6\u578b\u8ba1\u7b97\u670d\u52a1\u7684\u540e\u679c\u5c31\u662f\u5927\u91cf cpu \u8ba1\u7b97\u90fd\u6d88\u8017\u5728 gc \u4e0a\uff0c\u4e25\u91cd\u5f71\u54cd\u6027\u80fd\uff0c\u53e6\u5916\u6808\u5185\u5b58\u7684\u5206\u914d\u82b1\u9500\u65f6\u95f4\u53ef\u80fd\u6bd4\u5806\u597d<\/p>\n
    – \u5176\u5b9e\u5728 Go \u4e2d\uff0c\u9664\u4e86\u65b9\u6cd5\u5c5e\u4e3b\u53c2\u6570\uff0c\u6307\u9488\u4f7f\u7528\u7684\u5e76\u4e0d\u666e\u904d\uff0c\u4f7f\u7528\u6307\u9488\u53c2\u6570\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5728\u51fd\u6570\u5185\u80fd\u591f\u66f4\u6539\u6b64\u6307\u9488\u6240\u5f15\u7528\u7684\u503c\u3002\u6307\u9488\u6709\u65f6\u5019\u4e5f\u7528\u6765\u907f\u514d\u8f83\u5927\u7684\u503c\u8d4b\u503c\u4ee3\u4ef7\u3002\u6bd4\u5982\u5c06\u4e00\u4e2a\u6307\u9488\u5305\u88f9\u5728\u63a5\u53e3\u503c\u4e2d\u7684\u4ee3\u4ef7\u6bd4\u5c06\u4e00\u4e2a\u975e\u63a5\u53e3\u503c\u5305\u88f9\u5230\u63a5\u53e3\u503c\u4e2d\u7684\u4ee3\u4ef7\u5c0f\u5f97\u591a\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u8fc7\u591a\u7684\u6307\u9488\u4f1a\u5f71\u54cd\u5783\u573e\u56de\u6536\u7684\u65f6\u957f\uff0c\u4e00\u822c\u8fd9\u79cd\u60c5\u51b5\u53d1\u751f\u5728\u4e00\u4e2a\u5bb9\u5668\u4e2d\u542b\u6709\u5927\u91cf\u5305\u542b\u6307\u9488\u7684\u5143\u7d20\u3002                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : lhx2008 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e3b\u7684\u4f8b\u5b50\uff0c\u4f60\u6d4b\u8bd5\u7684\u503c\u4f20\u9012\u4f20\u9012\u662f\u5207\u7247\uff0c\u53c8\u4e0d\u662f\u4f20\u6570\u7ec4\uff0c\u6240\u4ee5\u6570\u7ec4\u6839\u672c\u6ca1\u88ab\u590d\u5236\u3002\u3002\u3002\u548c\u4f60\u7528\u4e0d\u7528\u5185\u90e8\u6307\u9488\u5c31\u66f4\u6ca1\u5173\u7cfb                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : ethego <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 slice \u91cc\u672c\u6765\u5c31\u662f\u6307\u9488\uff0c\u4f60\u8fd9\u6837\u5199\u4f20\u7684\u662f\u6307\u9488\u7684\u6307\u9488\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : lhx2008 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u8981\u8bf4\u4e5f\u662f append \u8fdb\u5207\u7247\u7684\u65f6\u5019\u4f1a\u6709\u4e00\u6b21\u590d\u5236\uff0c\u5982\u679c\u4f60\u662f\u6307\u9488\u7684\u8bdd\u590d\u5236\u7684\u4e1c\u897f\u6bd4\u8f83\u5c11\uff0c\u4f46\u662f\u540e\u9762\u518d\u7528\u7684\u65f6\u5019\u90fd\u662f\u590d\u5236\u7684\u662f\u5207\u7247\u4e86\u3002\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : ethego <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u81ea\u5df1\u7528\u9003\u9038\u5206\u6790\u770b\u770b\u5c31\u77e5\u9053\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : whahuzhihao <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5176\u5b9e\u4f20\u53c2\u65f6\u7528\u975e\u6307\u9488\u7684 T\uff0c\u80fd\u63d0\u9ad8 GC \u6548\u7387                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : CEBBCAT <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 slice \u662f\u4e24\u7ea7\u7ed3\u6784\uff0c\u4e00\u5c42\u662f\u5207\u7247\u7684\u63cf\u8ff0\u5982\u5bb9\u91cf\u548c\u957f\u5ea6\u53ca\u6570\u7ec4\u7684\u6307\u9488\uff0c\u4e0b\u5c42\u662f\u88ab\u4e0a\u5c42\u6307\u5411\u7684\u6570\u7ec4\u3002\u8fd9\u6837\u7684\u533a\u522b\u53ef\u80fd\u662f\u51cf\u4f4e\u6570\u7ec4\u6269\u5bb9\u590d\u5236\u65f6\u7684\u65f6\u95f4\u5f00\u9500\u5427\uff0c\u53e6\u5916\u8fd9\u6837\u53ef\u80fd\u4e5f\u6709\u4e00\u70b9\u70b9\u52a0\u901f\u5783\u573e\u56de\u6536\u7684\u8003\u8651\uff1f<\/p>\n
    \u6211\u662f\u65b0\u624b\uff08\u4e0a\u6d77\u53ca\u5357\u65b9\u6c42 Go \u5751\u4f4d\uff09                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
    \n
    \n
     \u8cc7\u6df1\u5927\u4f6c : ethego <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @lhx2008 \u53ea\u8981\u6709 append \u8fdb slice \u7684\u64cd\u4f5c\uff0c\u88ab\u64cd\u4f5c\u5b9e\u4f8b\u51e0\u4e4e\u5fc5\u9003\u9038\uff0c\u6240\u4ee5\u590d\u5236\u4e5f\u53ea\u662f\u590d\u5236\u7684\u6307\u9488\u800c\u5df2                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : zdt3476 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u65e0\u8111\u7528\u6307\u9488\uff0c\u7b49\u9700\u8981\u4f18\u5316\u7684\u65f6\u5019\u518d\u6539\u5c31\u597d\u4e86\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : simenet <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u522b\u95ee \u95ee\u5c31\u662f\u65e0\u8111 *T                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : LANB0 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5927\u7ed3\u6784\u4f53\u7528\u6307\u9488\u8fd8\u53ef\u4ee5\u9632\u6b62\u5806\u6808\u6ea2\u51fa\u5427\uff1f C \u7cfb\u7a0b\u5e8f\u5458\u4e71\u5165                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : wangbenjun5 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @simenet 
    @keepeye 
    @fanhed <\/p>\n
    \u54c8\u54c8\uff0c\u5404\u4f4d\u8001\u54e5\u662f\u8ba4\u771f\u7684\u5417\uff1f                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : sonxzjw <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e3b\u5f97\u51fa\u5185\u5b58\u5206\u914d\u6b21\u6570\u66f4\u591a\uff0c\u6027\u80fd\u4e0b\u964d\uff0c\u8fd9\u4e2a\u6211\u786e\u5b9e\u6709\u70b9\u7591\u60d1\u3002<\/p>\n
    \u4e4b\u6240\u4ee5\u8fd4\u56de\u6307\u9488\uff0c\u4e5f\u662f\u8ddf\u503c\u590d\u5236\u6709\u5173\u7684\u3002\u5982\u679c\u662f\u8fd4\u56de []T\uff0c\u5219\u51fd\u6570\u5185\u4f1a\u6709\u4e00\u4e2a []T\uff0c\u7136\u540e\u518d\u590d\u5236\u4e00\u4e2a []T \u4f5c\u4e3a\u8fd4\u56de\u8d4b\u503c\u7ed9\u8c03\u7528\u51fd\u6570\u7684\u5730\u65b9\u3002\u6b64\u65f6\uff0c\u5c31\u6709 2 \u4efd []T \u4e86\u3002<\/p>\n
    \u5982\u679c\u8fd4\u56de []*T \u5462\uff1f\u540c\u6837\u4e5f\u662f\u6709 2 \u4efd []*T \u7684\uff0c\u4f46\u6b64\u65f6\u7684 2 \u4efd\uff0c\u53ea\u662f 2 \u4efd\u201c\u5f15\u7528\u201d\u800c\u5df2\uff0c\u55ef…2 \u4efd\u201c\u5185\u5b58\u5730\u5740\u201d\u548c\u4e00\u4efd\u771f\u6b63\u5b58\u4e86\u503c\u7684\u5185\u5b58\u3002\u600e\u4e48\u770b\u5185\u5b58\u7684\u5360\u7528\u90fd\u6bd4 2 \u4efd\u5b8c\u6574\u7684 []T \u6240\u5360\u7528\u7684\u5185\u5b58\u8981\u5c0f\u5427<\/p>\n
    \u8fd9\u662f\u6211\u7684\u56de\u7b54\uff0c\u5982\u6709\u9519\u8bef\uff0c\u6b22\u8fce\u6307\u6559                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : justin2018 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u4e00\u822c\u770b IDE \u63d0\u793a \u6709\u95ee\u9898\u6211\u5c31\u6539                                                             <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u4e3b<\/span> \u8cc7\u6df1\u5927\u4f6c : wangbenjun5 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @sonxzjw \u6211\u4e0d\u77e5\u9053\u662f\u4e0d\u662f\u56e0\u4e3a\u6211\u6d4b\u8bd5\u4e0d\u4e25\u8c28\uff0c\u6211\u5199\u4e86 2 \u4e2a\u65b9\u6cd5\uff0c\u5404\u8fd4\u56de 100 \u4e2a T\uff0c\u4e00\u4e2a\u8fd4\u56de[]T, \u4e00\u4e2a\u8fd4\u56de[]*T<\/p>\n
    \u4f7f\u7528 Go \u81ea\u5e26 bench \u6d4b\u8bd5\uff0c\u5e26\u4e0a\u4e86 benchmem\uff0c\u5f97\u51fa\u7684 ns\/op \u3001allocs\/op \u7ed3\u679c\u5e26\u6307\u9488\u7684\u90fd\u5927\u4e00\u70b9\uff0c\u4f46\u662f B\/op \u5c0f\u4e00\u70b9                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : Muninn <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6211\u662f\u4e3b\u8981\u770b\u8fd9\u4e2a slice \u7684\u4f7f\u7528\u60c5\u51b5\u3002 \u5982\u679c\u8981 for range \u4f7f\u7528\uff0c\u5e76\u4e14\u8fd9\u4e2a *T \u4f5c\u4e3a receiver \u6709\u65b9\u6cd5\uff0c\u90a3\u5c31\u7528 []*T\uff0c\u66f4\u65b9\u4fbf\u70b9\u3002 \u5176\u4ed6\u60c5\u51b5\u90fd\u7528 []T \u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : lewinlan <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6570\u7ec4\u603b\u662f\u8981\u904d\u5386\u7684\u3002
    \u4e00\u822c\u6765\u8bf4\u65e0\u8111*T \u5c31\u53ef\u4ee5\u4e86\u3002
    \u628a\u8fd9\u7cbe\u795e\u7701\u4e0b\u6765\u53bb\u601d\u8003\u903b\u8f91\u548c\u67b6\u6784\u5427\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : mornlight <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 @sonxzjw #23 \u8fd9\u4e2a\u7406\u89e3\u4e0d\u5bf9\uff0c\u4e0d\u7ba1 []T \u8fd8\u662f []*T\uff0c\u90fd\u662f slice\uff0c\u8fd4\u56de\u51fa\u53bb\u7684\u65f6\u5019\u90fd\u6709\u4e00\u6b21\u300c\u62f7\u8d1d\u300d\uff0c\u53ea\u662f slice \u7684\u62f7\u8d1d\u6210\u672c\u975e\u5e38\u4f4e\u3002slice \u672c\u8d28\u4e0a\u662f\u8fd9\u4e48\u4e2a\u4e1c\u897f\uff1a
    type slice struct {
     array unsafe.Pointer
     len int
     cap int
    }<\/p>\n
    \u8fd9\u91cc\u7684\u533a\u522b\u662f\u5f80 []T \u586b\u5145\u5143\u7d20\u7684\u65f6\u5019\uff0c\u5982\u679c T \u7ed3\u6784\u4f53\u5f88\u5927\uff0c\u90a3\u4e48\u4f7f\u7528\u6307\u9488\u80fd\u51cf\u5c11\u62f7\u8d1d\u503c\u7684\u4f53\u79ef\u3002                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : monkeyWie <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u770b\u6807\u51c6\u5e93\u6e90\u7801\u91cc\u4e00\u822c\u8fd4\u56de\u7684\u662f[]*T                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : wweir <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 2\uff0c\u9664\u975e\u660e\u786e\u8fd9\u73a9\u610f\u8981\u62f7\u8d1d                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : index90 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 []*T \u6709\u4e2a\u597d\u5904\uff0c\u5c31\u662f for range \u7684\u65f6\u5019\uff0c\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539\u91cc\u9762\u7684\u5143\u7d20\uff0c\u800c\u4e0d\u9700\u8981\u7528\u4e0b\u6807\u53bb\u4fee\u6539\u3002<\/p>\n
    \u4e2a\u4eba\u89c9\u5f97\u6ca1\u6709\u6027\u80fd\u4e0a\u7684\u5dee\u522b\uff0c\u66f4\u5e94\u8be5\u7ad9\u5728\u8bed\u4e49\u4e0a\u8003\u8651\uff0c\u4e00\u822c\u60c5\u51b5\u4e0b\u7528[]*T\uff0c\u5982\u679c\u4f60\u4e0d\u60f3\u5143\u7d20\u88ab\u4fee\u6539\uff08\u8bed\u4e49\u4e0a\uff09\u7528[]T                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : vlrog <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u56f4\u89c2\u5927\u4f6c\u4eec\u8ba8\u8bba                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"
    Golang \u91cc\u9762\u9009\u62e9 []T \u8fd8…<\/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\/92193"}],"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=92193"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/92193\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=92193"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=92193"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=92193"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}