{"id":206761,"date":"2025-06-12T15:22:08","date_gmt":"2025-06-12T07:22:08","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206761\/"},"modified":"2025-06-12T15:22:08","modified_gmt":"2025-06-12T07:22:08","slug":"go-%e5%8c%85%e4%b8%ad-var-_-io-readcloser-anil-%e6%96%ad%e8%a8%80%e7%9a%84%e7%9b%ae%e7%9a%84%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206761\/","title":{"rendered":"Go \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f"},"content":{"rendered":"<p>\u5bf9\u4e8e\u4e00\u4e2aGOLANG\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0cGOLANG\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aGo \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241122\/1732243737673ff119e2498.jpg\" class=\"aligncenter\">,<br \/>\n<strong>Go \u5305\u4e2d\u7684 io.ReadCloser \u65ad\u8a00\u662f\u4ec0\u4e48\uff1f<\/strong>,var _ io.ReadCloser = (*A)(nil) \u8bed\u53e5\u662f Go \u5305\u4e2d\u7684\u4e00\u79cd\u65ad\u8a00\uff0c\u7528\u4e8e\u5f3a\u5236\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u65f6\u68c0\u67e5\u7c7b\u578b A \u662f\u5426\u5b9e\u73b0\u4e86 io.ReadCloser \u63a5\u53e3\u3002,\u7f16\u8bd1\u5668\u901a\u8fc7\u68c0\u67e5\u7c7b\u578b A \u662f\u5426\u540c\u65f6\u5b9e\u73b0\u4e86 io.Reader \u548c io.Closer \u63a5\u53e3\u6765\u6267\u884c\u6b64\u65ad\u8a00\u3002\u5982\u679c\u4e0d\u6ee1\u8db3\uff0c\u5219\u7f16\u8bd1\u5668\u5c06\u53d1\u51fa\u9519\u8bef\u3002,<br \/>\n<strong>\u7528\u9014<\/strong>,\u8fd9\u79cd\u65ad\u8a00\u901a\u5e38\u7528\u4e8e\u9759\u6001\u7c7b\u578b\u68c0\u67e5\uff0c\u4ee5\u786e\u4fdd\u5728\u8fd0\u884c\u65f6\u5b9e\u73b0\u6240\u9700\u7684\u63a5\u53e3\u3002\u5b83\u53ef\u4ee5\u9632\u6b62\u672a\u5b9e\u73b0\u63a5\u53e3\u7684\u610f\u5916\u7c7b\u578b\u4f7f\u7528\uff0c\u4ece\u800c\u5e2e\u52a9\u9632\u6b62\u9519\u8bef\u5e76\u63d0\u4f9b\u66f4\u597d\u7684\u7c7b\u578b\u5b89\u5168\u3002,<br \/>\n<strong>\u5b9e\u73b0\u539f\u56e0<\/strong>,Go \u7f16\u8bd1\u5668\u4f1a\u6267\u884c\u6b7b\u7801\u6d88\u9664\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4f1a\u5220\u9664\u4e0d\u4f1a\u5f71\u54cd\u7a0b\u5e8f\u6267\u884c\u7684\u4ee3\u7801\u3002var _ io.ReadCloser = (*A)(nil) \u65ad\u8a00\u4e0d\u4f1a\u5f71\u54cd\u8fd0\u884c\u65f6\u884c\u4e3a\uff0c\u4f46\u5b83\u53ef\u4ee5\u5728\u7f16\u8bd1\u65f6\u68c0\u67e5\u63a5\u53e3\u5b9e\u73b0\u3002,<br \/>\n<strong>\u76f8\u5173\u4fe1\u606f<\/strong>,\u6709\u5173\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u4ee5\u4e0b\u8d44\u6e90\uff1a,\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aGo \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002,[\u63a5\u53e3\u5408\u7406\u6027\u9a8c\u8bc1](https:\/\/blog.golang.org\/implementation-of-interfaces),Go \u5305\u4e2d\u7684 io.ReadCloser \u65ad\u8a00\u662f\u4ec0\u4e48\uff1f,\u5bf9\u4e8e\u4e00\u4e2aGOLANG\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0cGOLANG\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aGo \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>Go \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f<\/span><\/p>\n<h1>Go \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f<\/h1>\n<p><span>2024-11-22 10:49:13<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5bf9\u4e8e\u4e00\u4e2aGOLANG\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u7262\u56fa\u624e\u5b9e\u7684\u57fa\u7840\u662f\u5341\u5206\u91cd\u8981\u7684\uff0cGOLANG\u5c31\u6765\u5e26\u5927\u5bb6\u4e00\u70b9\u70b9\u7684\u638c\u63e1\u57fa\u7840\u77e5\u8bc6\u70b9\u3002\u4eca\u5929\u672c\u7bc7\u6587\u7ae0\u5e26\u5927\u5bb6\u4e86\u89e3\u300aGo \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f\u300b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e86\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u5feb\u70b9\u6536\u85cf\u8d77\u6765\u5427\uff0c\u5426\u5219\u9700\u8981\u65f6\u5c31\u627e\u4e0d\u5230\u4e86\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241122\/1732243737673ff119e2498.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>Go \u5305\u4e2d\u7684 io.ReadCloser \u65ad\u8a00\u662f\u4ec0\u4e48\uff1f<\/strong><\/p>\n<p>var _ io.ReadCloser = (*A)(nil) \u8bed\u53e5\u662f Go \u5305\u4e2d\u7684\u4e00\u79cd\u65ad\u8a00\uff0c\u7528\u4e8e\u5f3a\u5236\u7f16\u8bd1\u5668\u5728\u7f16\u8bd1\u65f6\u68c0\u67e5\u7c7b\u578b A \u662f\u5426\u5b9e\u73b0\u4e86 io.ReadCloser \u63a5\u53e3\u3002<\/p>\n<p>\u7f16\u8bd1\u5668\u901a\u8fc7\u68c0\u67e5\u7c7b\u578b A \u662f\u5426\u540c\u65f6\u5b9e\u73b0\u4e86 io.Reader \u548c io.Closer \u63a5\u53e3\u6765\u6267\u884c\u6b64\u65ad\u8a00\u3002\u5982\u679c\u4e0d\u6ee1\u8db3\uff0c\u5219\u7f16\u8bd1\u5668\u5c06\u53d1\u51fa\u9519\u8bef\u3002<\/p>\n<p><strong>\u7528\u9014<\/strong><\/p>\n<p>\u8fd9\u79cd\u65ad\u8a00\u901a\u5e38\u7528\u4e8e\u9759\u6001\u7c7b\u578b\u68c0\u67e5\uff0c\u4ee5\u786e\u4fdd\u5728\u8fd0\u884c\u65f6\u5b9e\u73b0\u6240\u9700\u7684\u63a5\u53e3\u3002\u5b83\u53ef\u4ee5\u9632\u6b62\u672a\u5b9e\u73b0\u63a5\u53e3\u7684\u610f\u5916\u7c7b\u578b\u4f7f\u7528\uff0c\u4ece\u800c\u5e2e\u52a9\u9632\u6b62\u9519\u8bef\u5e76\u63d0\u4f9b\u66f4\u597d\u7684\u7c7b\u578b\u5b89\u5168\u3002<\/p>\n<p><strong>\u5b9e\u73b0\u539f\u56e0<\/strong><\/p>\n<p>Go \u7f16\u8bd1\u5668\u4f1a\u6267\u884c\u6b7b\u7801\u6d88\u9664\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4f1a\u5220\u9664\u4e0d\u4f1a\u5f71\u54cd\u7a0b\u5e8f\u6267\u884c\u7684\u4ee3\u7801\u3002var _ io.ReadCloser = (*A)(nil) \u65ad\u8a00\u4e0d\u4f1a\u5f71\u54cd\u8fd0\u884c\u65f6\u884c\u4e3a\uff0c\u4f46\u5b83\u53ef\u4ee5\u5728\u7f16\u8bd1\u65f6\u68c0\u67e5\u63a5\u53e3\u5b9e\u73b0\u3002<\/p>\n<p><strong>\u76f8\u5173\u4fe1\u606f<\/strong><\/p>\n<p>\u6709\u5173\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u4ee5\u4e0b\u8d44\u6e90\uff1a<\/p>\n<ul>\n<li>[\u63a5\u53e3\u5408\u7406\u6027\u9a8c\u8bc1](https:\/\/blog.golang.org\/implementation-of-interfaces)<\/li>\n<\/ul>\n<p>\u6587\u4e2d\u5173\u4e8e\u7684\u77e5\u8bc6\u4ecb\u7ecd\uff0c\u5e0c\u671b\u5bf9\u4f60\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\uff01\u82e5\u662f\u53d7\u76ca\u532a\u6d45\uff0c\u90a3\u5c31\u52a8\u52a8\u9f20\u6807\u6536\u85cf\u8fd9\u7bc7\u300aGo \u5305\u4e2d `var _ io.ReadCloser = (*A)(nil)` \u65ad\u8a00\u7684\u76ee\u7684\u662f\u4ec0\u4e48\uff1f\u300b\u6587\u7ae0\u5427\uff0c\u4e5f\u53ef\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\u4e86\u89e3\u76f8\u5173\u6280\u672f\u6587\u7ae0\u3002<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5feb\u901f\u5224\u5b9a\u8fd0\u884c\u7684 Linux \u662f\u4ec0\u4e48\u7248\u672c\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   win11\u6253\u5f00\u5171\u4eab\u6587\u4ef6\u5939\u63d0\u793a\u9700\u8981\u8d26\u53f7\u5bc6\u7801\u600e\u4e48\u89e3\u51b3\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5bf9\u4e8e\u4e00\u4e2aGOLANG\u5f00\u53d1\u8005\u6765\u8bf4\uff0c&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-206761","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206761","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=206761"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206761\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206761"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206761"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206761"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}