{"id":206266,"date":"2025-06-12T14:02:33","date_gmt":"2025-06-12T06:02:33","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206266\/"},"modified":"2025-06-12T14:02:33","modified_gmt":"2025-06-12T06:02:33","slug":"io-reader%e5%92%8cstrings-reader%ef%bc%9a%e4%b8%80%e4%b8%aa%e6%8e%a5%e5%8f%a3%ef%bc%8c%e4%b8%80%e4%b8%aa%e7%bb%93%e6%9e%84%e4%bd%93%ef%bc%8c%e5%a6%82%e4%bd%95%e5%85%b3%e8%81%94%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206266\/","title":{"rendered":"io.Reader\u548cstrings.Reader\uff1a\u4e00\u4e2a\u63a5\u53e3\uff0c\u4e00\u4e2a\u7ed3\u6784\u4f53\uff0c\u5982\u4f55\u5173\u8054\uff1f"},"content":{"rendered":"

\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9
\nGOLANG<\/span>\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecd
\nGOLANG<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587
\n\u300aio.Reader\u548cstrings.Reader\uff1a\u4e00\u4e2a\u63a5\u53e3\uff0c\u4e00\u4e2a\u7ed3\u6784\u4f53\uff0c\u5982\u4f55\u5173\u8054\uff1f\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~,
\n,
\nio.reader\u548cstrings.reader\u7684\u5173\u8054<\/strong>,\u5728\u5b66\u4e60reader\u65f6\uff0c\u4f60\u53ef\u80fd\u4f1a\u9047\u5230io.reader\u548cstrings.reader\uff0c\u524d\u8005\u662f\u4e00\u4e2a\u63a5\u53e3\uff0c\u540e\u8005\u662f\u4e00\u4e2a\u7ed3\u6784\u4f53\u3002\u5c3d\u7ba1\u4e4d\u4e00\u770b\u4f3c\u4e4e\u6ca1\u6709\u5173\u8054\uff0c\u4f46\u4e24\u8005\u4e4b\u95f4\u5b58\u5728\u5185\u5728\u8054\u7cfb\u3002,
\n\u5b9e\u73b0\u5173\u7cfb<\/strong>,strings.reader\u7ed3\u6784\u4f53\u5b9e\u73b0\u4e86io.reader\u63a5\u53e3\u3002\u8fd9\u610f\u5473\u7740\u5b83\u63d0\u4f9b\u4e86func (r *reader) read(b []byte) (n int, err error)\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u4e0eio.reader\u63a5\u53e3\u4e2d\u58f0\u660e\u7684read\u65b9\u6cd5\u7b7e\u540d\u5b8c\u5168\u4e00\u81f4\u3002,
\n\u5982\u4f55\u4f7f\u7528<\/strong>,\u4efb\u4f55\u9700\u8981io.reader\u4f5c\u4e3a\u53c2\u6570\u7684\u51fd\u6570\u6216\u65b9\u6cd5\u90fd\u53ef\u4ee5\u63a5\u53d7strings.reader\u4f5c\u4e3a\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528strings.reader\u4f5c\u4e3abufio.newreader\u7684\u8f93\u5165\u3002,\u5c3d\u7ba1io.reader\u662f\u4e00\u4e2a\u63a5\u53e3\uff0c\u4f46\u65e0\u6cd5\u76f4\u63a5\u5b9e\u4f8b\u5316\u3002\u76f8\u53cd\uff0c\u4f60\u5fc5\u987b\u4f20\u5165\u4e00\u4e2a\u5b9e\u73b0\u4e86\u5b83\u7684\u65b9\u6cd5\u7684\u5bf9\u8c61\uff0c\u4f8b\u5982strings.reader\u3002,
\n\u5b9e\u4f8b\u8bf4\u660e<\/strong>,\u5982\u4f60\u6240\u9047\u5230\u7684\u4ee3\u7801\u793a\u4f8b\u6240\u793a\uff1a,\u4f20\u5165\u7684\u662fstrings.reader\uff0c\u5b83\u5b9e\u73b0\u4e86io.reader\uff0c\u56e0\u6b64\u53ef\u4ee5\u6ee1\u8db3bufio.newreader\u9700\u8981io.reader\u53c2\u6570\u7684\u8981\u6c42\u3002,\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~,io.reader\u548cstrings.reader\u7684\u5173\u8054,\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9
\nGOLANG<\/span>\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecd
\nGOLANG<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587
\n\u300aio.Reader\u548cstrings.Reader\uff1a\u4e00\u4e2a\u63a5\u53e3\uff0c\u4e00\u4e2a\u7ed3\u6784\u4f53\uff0c\u5982\u4f55\u5173\u8054\uff1f\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230
\n<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> io.Reader\u548cstrings.Reader\uff1a\u4e00\u4e2a\u63a5\u53e3\uff0c\u4e00\u4e2a\u7ed3\u6784\u4f53\uff0c\u5982\u4f55\u5173\u8054\uff1f<\/span><\/p>\n

io.Reader\u548cstrings.Reader\uff1a\u4e00\u4e2a\u63a5\u53e3\uff0c\u4e00\u4e2a\u7ed3\u6784\u4f53\uff0c\u5982\u4f55\u5173\u8054\uff1f<\/h1>\n

2024-11-07 21:16:08<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9GOLANG<\/span>\u5f88\u611f\u5174\u8da3\uff0c\u6240\u4ee5\u4eca\u5929\u7ee7\u7eed\u7ed9\u5927\u5bb6\u4ecb\u7ecdGOLANG<\/span>\u76f8\u5173\u7684\u77e5\u8bc6\uff0c\u672c\u6587\u300aio.Reader\u548cstrings.Reader\uff1a\u4e00\u4e2a\u63a5\u53e3\uff0c\u4e00\u4e2a\u7ed3\u6784\u4f53\uff0c\u5982\u4f55\u5173\u8054\uff1f\u300b<\/span>\u4e3b\u8981\u5185\u5bb9\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01\u5f53\u7136\u5982\u679c\u9605\u8bfb\u672c\u6587\u65f6\u5b58\u5728\u4e0d\u540c\u60f3\u6cd5\uff0c\u53ef\u4ee5\u5728\u8bc4\u8bba\u4e2d\u8868\u8fbe\uff0c\u4f46\u662f\u8bf7\u52ff\u4f7f\u7528\u8fc7\u6fc0\u7684\u63aa\u8f9e~<\/p>\n

<\/p>\n

io.reader\u548cstrings.reader\u7684\u5173\u8054<\/strong><\/p>\n

\u5728\u5b66\u4e60reader\u65f6\uff0c\u4f60\u53ef\u80fd\u4f1a\u9047\u5230io.reader\u548cstrings.reader\uff0c\u524d\u8005\u662f\u4e00\u4e2a\u63a5\u53e3\uff0c\u540e\u8005\u662f\u4e00\u4e2a\u7ed3\u6784\u4f53\u3002\u5c3d\u7ba1\u4e4d\u4e00\u770b\u4f3c\u4e4e\u6ca1\u6709\u5173\u8054\uff0c\u4f46\u4e24\u8005\u4e4b\u95f4\u5b58\u5728\u5185\u5728\u8054\u7cfb\u3002<\/p>\n

\u5b9e\u73b0\u5173\u7cfb<\/strong><\/p>\n

strings.reader\u7ed3\u6784\u4f53\u5b9e\u73b0\u4e86io.reader\u63a5\u53e3\u3002\u8fd9\u610f\u5473\u7740\u5b83\u63d0\u4f9b\u4e86func (r *reader) read(b []byte) (n int, err error)\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u4e0eio.reader\u63a5\u53e3\u4e2d\u58f0\u660e\u7684read\u65b9\u6cd5\u7b7e\u540d\u5b8c\u5168\u4e00\u81f4\u3002<\/p>\n

\u5982\u4f55\u4f7f\u7528<\/strong><\/p>\n

\u4efb\u4f55\u9700\u8981io.reader\u4f5c\u4e3a\u53c2\u6570\u7684\u51fd\u6570\u6216\u65b9\u6cd5\u90fd\u53ef\u4ee5\u63a5\u53d7strings.reader\u4f5c\u4e3a\u53c2\u6570\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528strings.reader\u4f5c\u4e3abufio.newreader\u7684\u8f93\u5165\u3002<\/p>\n

\u5c3d\u7ba1io.reader\u662f\u4e00\u4e2a\u63a5\u53e3\uff0c\u4f46\u65e0\u6cd5\u76f4\u63a5\u5b9e\u4f8b\u5316\u3002\u76f8\u53cd\uff0c\u4f60\u5fc5\u987b\u4f20\u5165\u4e00\u4e2a\u5b9e\u73b0\u4e86\u5b83\u7684\u65b9\u6cd5\u7684\u5bf9\u8c61\uff0c\u4f8b\u5982strings.reader\u3002<\/p>\n

\u5b9e\u4f8b\u8bf4\u660e<\/strong><\/p>\n

\u5982\u4f60\u6240\u9047\u5230\u7684\u4ee3\u7801\u793a\u4f8b\u6240\u793a\uff1a<\/p>\n

r := strings.NewReader(\"hello world !\") \/\/  strings.Reader io.Reader\nreader := bufio.NewReader(r)<\/pre>\n
\u4f20\u5165\u7684\u662fstrings.reader\uff0c\u5b83\u5b9e\u73b0\u4e86io.reader\uff0c\u56e0\u6b64\u53ef\u4ee5\u6ee1\u8db3bufio.newreader\u9700\u8981io.reader\u53c2\u6570\u7684\u8981\u6c42\u3002<\/p>\n
\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n
\n
\n <\/dt>\n
\n   40\u4e07\u53f0\u523050\u4e07\u53f0\u4ec5\u5386\u65f6100\u4f59\u5929\uff0c\u96f6\u8dd1\u6c7d\u8f66\u7b2c50\u4e07\u53f0\u91cf\u4ea7\u8f66\u4e0b\u7ebf\n <\/dd>\n<\/dl>\n
\n
\n <\/dt>\n
\n   \u524d\u7aef\u7f51\u9875\u4e2d\u7684\u516d\u4e2a\u5e38\u89c1\u95ee\u9898\uff0c\u4f60\u4e86\u89e3\u5417\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
\u6700\u8fd1\u53d1\u73b0\u4e0d\u5c11\u5c0f\u4f19\u4f34\u90fd\u5bf9 GOLA...<\/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-206266","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206266","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=206266"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206266\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206266"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206266"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206266"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}