{"id":206607,"date":"2025-06-12T09:23:03","date_gmt":"2025-06-12T01:23:03","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206607\/"},"modified":"2025-06-12T09:23:03","modified_gmt":"2025-06-12T01:23:03","slug":"go-%e4%b8%ad-bufio-newreader-%e7%9a%84%e8%af%bb%e5%8f%96%e8%a1%8c%e4%b8%ba%ef%bc%9a%e5%ae%83%e7%a9%b6%e7%ab%9f%e8%af%bb%e5%8f%96%e4%ba%86%e5%a4%9a%e5%b0%91%e6%95%b0%e6%8d%ae%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206607\/","title":{"rendered":"Go \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f"},"content":{"rendered":"

\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aGo \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8eGOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span>,
\n,
\ngo \u4e2d NewReader \u7684\u8bfb\u53d6\u884c\u4e3a<\/strong>,
\n\u95ee\u9898\u4e00<\/strong>,bufio.NewReader \u662f\u5426\u4f1a\u8bfb\u53d6\u5168\u90e8\u6570\u636e\uff1f,
\n\u89e3\u7b54<\/strong>,\u4e0d\u4f1a\u3002bufio.NewReader(r io.Reader) \u4ec5\u521b\u5efa\u4e00\u4e2a\u7f13\u51b2\u533a\uff0c\u7528\u4e8e\u4f18\u5316\u540e\u7eed\u8bfb\u53d6\u6570\u636e\u7684\u6027\u80fd\uff0c\u5e76\u4e0d\u4f1a\u771f\u6b63\u8bfb\u53d6\u6570\u636e\u3002,
\n\u95ee\u9898\u4e8c<\/strong>,bufio.NewReader(f).Peek(64) \u548c nReader := bufio.NewReader(f); _, err = nReader.Peek(64) \u7684\u533a\u522b\uff1f,
\n\u89e3\u7b54<\/strong>,\u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGo \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01,<\/p>\n

\u5199\u6cd5 2 (bufio.NewReader(f).Peek(64)<\/strong><\/p>\n

\u4ec5\u8c03\u7528\u4e86 Peek(64) \u65b9\u6cd5\uff0c\u4f46\u6ca1\u6709\u4fdd\u5b58 bufio.Reader \u5b9e\u4f8b\uff0c\u56e0\u6b64\u65e0\u6cd5\u7ee7\u7eed\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n

,<\/p>\n

\u5199\u6cd5 1 (nReader := bufio.NewReader(f)<\/strong><\/p>\n

\u521b\u5efa\u4e86\u4e00\u4e2a bufio.Reader \u5b9e\u4f8b\u5e76\u5c06\u5176\u4fdd\u5b58\u5728\u5c40\u90e8\u53d8\u91cf nReader \u4e2d\uff0c\u540e\u7eed\u53ef\u4ee5\u7528\u4e8e\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n

,go \u4e2d NewReader \u7684\u8bfb\u53d6\u884c\u4e3a,
\n\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aGo \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8eGOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span>,
\n<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> Go \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f<\/span><\/p>\n

Go \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f<\/h1>\n

2024-11-17 08:39:54<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300aGo \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8eGOLANG<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n

<\/p>\n

go \u4e2d NewReader \u7684\u8bfb\u53d6\u884c\u4e3a<\/strong><\/p>\n

\u95ee\u9898\u4e00<\/strong><\/p>\n

bufio.NewReader \u662f\u5426\u4f1a\u8bfb\u53d6\u5168\u90e8\u6570\u636e\uff1f<\/p>\n

\u89e3\u7b54<\/strong><\/p>\n

\u4e0d\u4f1a\u3002bufio.NewReader(r io.Reader) \u4ec5\u521b\u5efa\u4e00\u4e2a\u7f13\u51b2\u533a\uff0c\u7528\u4e8e\u4f18\u5316\u540e\u7eed\u8bfb\u53d6\u6570\u636e\u7684\u6027\u80fd\uff0c\u5e76\u4e0d\u4f1a\u771f\u6b63\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n

\u95ee\u9898\u4e8c<\/strong><\/p>\n

bufio.NewReader(f).Peek(64) \u548c nReader := bufio.NewReader(f); _, err = nReader.Peek(64) \u7684\u533a\u522b\uff1f<\/p>\n

\u89e3\u7b54<\/strong><\/p>\n

    \n
  • \n

    \u5199\u6cd5 1 (nReader := bufio.NewReader(f)<\/strong><\/p>\n

    \u521b\u5efa\u4e86\u4e00\u4e2a bufio.Reader \u5b9e\u4f8b\u5e76\u5c06\u5176\u4fdd\u5b58\u5728\u5c40\u90e8\u53d8\u91cf nReader \u4e2d\uff0c\u540e\u7eed\u53ef\u4ee5\u7528\u4e8e\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n<\/li>\n

  • \n

    \u5199\u6cd5 2 (bufio.NewReader(f).Peek(64)<\/strong><\/p>\n

    \u4ec5\u8c03\u7528\u4e86 Peek(64) \u65b9\u6cd5\uff0c\u4f46\u6ca1\u6709\u4fdd\u5b58 bufio.Reader \u5b9e\u4f8b\uff0c\u56e0\u6b64\u65e0\u6cd5\u7ee7\u7eed\u8bfb\u53d6\u6570\u636e\u3002<\/p>\n<\/li>\n<\/ul>\n

    \u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aGo \u4e2d bufio.NewReader \u7684\u8bfb\u53d6\u884c\u4e3a\uff1a\u5b83\u7a76\u7adf\u8bfb\u53d6\u4e86\u591a\u5c11\u6570\u636e\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n

    \n
    \n <\/dt>\n
    \n \u5982\u4f55\u89e3\u51b3\u7535\u8111\u65e0\u6cd5\u8fdc\u7a0b\u8fde\u63a5\u7684\u95ee\u9898\n <\/dd>\n<\/dl>\n
    \n
    \n <\/dt>\n
    \n \u5357\u822a C919 \u56fd\u4ea7\u5927\u98de\u673a\u822a\u7ebf\u4e0a\u65b0\uff1a\u5e7f\u5dde-\u6210\u90fd\u5929\u5e9c\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"

    \u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929...<\/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-206607","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206607","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=206607"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206607\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206607"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206607"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}