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\/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702383\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br 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code\uff0c\u5b57\u7b26\u7f16\u7801\uff09\uff0c\u6bd4\u5982\u4e0b\u8868\u5b57\u7b26\u7f16\u53f7\u4f601 (00000001)\u597d2 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\/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702384\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br 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\/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702385\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br 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\u7684\u50cf\u7d20\u70b9\u9635\uff0c\u628a\u67d0\u4e9b\u4f4d\u7f6e\u7684\u50cf\u7d20\u8bbe\u7f6e\u4e3a\u767d\u8272\uff08\u7528 1 \u8868\u793a\uff09\uff0c\u5176\u5b83\u4f4d\u7f6e\u50cf\u7d20\u8bbe\u7f6e\u4e3a\u9ed1\u8272\uff08\u7528 0 \u8868\u793a\uff09\uff0c\u6bcf\u4e00\u4e2a\u5b57\u7b26\u7684\u5b57\u5f62\u90fd\u662f\u9884\u5148\u5b58\u653e\u5728\u8ba1\u7b97\u673a\u5185\uff0c\u800c\u8fd9\u6837\u7684\u5b57\u5f62\u4fe1\u606f\u5e93\u6211\u4eec\u79f0\u4e3a\u5b57\u5e93\u3002\u00a0\u6bd4\u5982\u4e2d\u6587\u300c\u4f60\u300d\u7684\u70b9\u9635\u56fe\uff0c\u8fd9\u6837\u4e00\u4e2a 16<\/em>16 \u7684\u50cf\u7d20\u77e9\u9635\uff0c\u9700\u8981 16 * 16 \/ 8 = 32 \u5b57\u8282\u7684\u7a7a\u95f4\u6765\u8868\u793a\uff0c\u53f3\u8fb9\u7684\u5b57\u6a21\u4fe1\u606f\u79f0\u4e3a\u5b57\u5f62\u7801\u3002\u4e0d\u540c\u7684\u5b57\u5e93\uff08\u5982\u5b8b\u4f53\u3001\u9ed1\u4f53\uff09\u5bf9\u540c\u4e00\u4e2a\u5b57\u7b26\u7684\u5b57\u5f62\u7f16\u7801\u662f\u4e0d\u540c\u7684\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702386\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u6240\u4ee5\u5b57\u7b26\u7f16\u7801\u5230\u663e\u793a\u7684\u5b57\u5f62\u7801\uff0c\u5176\u5b9e\u53c8\u662f\u53e6\u4e00\u5f20\u67e5\u627e\u8868\uff0c\u4e5f\u5c31\u662f\u5b57\u7b26\u7f16\u7801-\u5b57\u5f62\u7801\u7684\u6620\u5c04\u5173\u7cfb\u8868\u3002\u5176\u5b9e\u6211\u4eec\u4e5f\u53ef\u4ee5\u8ba4\u4e3a\u5b57\u7b26\u7f16\u7801\u662f\u5b57\u5f62\u7801\u7684\u4e00\u79cd\u538b\u7f29\u65b9\u5f0f\uff0c\u4e00\u4e2a\u536032\u5b57\u8282\u7684\u50cf\u7d20\u70b9\u9635\u538b\u7f29\u6210\u4e862\u5b57\u8282\u7684\u673a\u5185\u7801\u3002\u5b57\u5f62\u7f16\u7801\u5b57\u5f62\u7801\u56fd<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702387\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u4f60<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702388\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u4e2d<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702389\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br 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\/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702390\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br 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Standard Code for Information Interchange)\uff0c\u7edf\u4e00\u4e86\u6e38\u620f\u89c4\u5219\uff0c\u89c4\u5b9a\u4e86\u5e38\u7528\u7b26\u53f7\u7528\u54ea\u4e9b\u4e8c\u8fdb\u5236\u6570\u6765\u8868\u793a\u3002\u00a0\u767e\u82b1\u9f50\u653e<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702391\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u7edf\u4e00ASCII \u7801\u6807\u51c6\u5bf9\u4e8e\u82f1\u8bed\u56fd\u5bb6\u5f88\u5f00\u5fc3\uff0c\u4f46\u662fASCII\u7f16\u7801\u53ea\u8003\u8651\u4e86\u82f1\u6587\u5b57\u6bcd\uff0c\u540e\u6765\u8ba1\u7b97\u673a\u4f20\u5230\u6b27\u6d32\u5730\u533a\uff0c\u6cd5\u56fd\u4eba\u9700\u8981\u52a0\u4e2a\u5b57\u6bcd\u7b26\u53f7\uff08\u5982\uff1a\u00e9\uff09\uff0c\u5fb7\u56fd\u4eba\u53c8\u9700\u8981\u52a0\u51e0\u4e2a\u5b57\u6bcd\uff08\u00c4 \u00e4\u3001\u00d6 \u00f6\u3001\u00dc 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\u7801\u3002\u00a0\u800c\u5fae\u8f6f\/IBM\u8fd9\u4e9b\u56fd\u9645\u5316\u4ea7\u5546\u4e3a\u4e86\u628a\u81ea\u5df1\u7684\u4ea7\u54c1\u5356\u5230\u5168\u4e16\u754c\uff0c\u5c31\u9700\u8981\u652f\u6301\u5404\u4e2a\u56fd\u5bb6\u7684\u8bed\u8a00\uff0c\u8981\u5728\u4e0d\u540c\u7684\u5730\u65b9\u91c7\u7528\u5f53\u5730\u7684\u7f16\u7801\u65b9\u5f0f\uff0c\u4e8e\u662f\u4ed6\u4eec\u5c31\u628a\u5168\u4e16\u754c\u7684\u7f16\u7801\u65b9\u5f0f\u90fd\u96c6\u4e2d\u5230\u4e00\u8d77\u5e76\u7f16\u4e0a\u53f7\uff0c\u5e76\u4e14\u8d77\u4e86\u4e2a\u540d\u5b57\u53eb\u4ee3\u7801\u9875\uff08Codepage\uff0c\u53c8\u79f0\u5185\u7801\u8868\uff09\uff0c\u6240\u4ee5\u6211\u4eec\u6709\u65f6\u5019\u4e5f\u4f1a\u770b\u5230xx\u4ee3\u7801\u9875\u6765\u6307\u4ee3\u67d0\u79cd\u5b57\u7b26\u7f16\u7801\uff0c\u6bd4\u5982\u5728\u5fae\u8f6f\u7cfb\u7edf\u91cc \u00a0\u4e2d\u6587GBK\u7f16\u7801\u5bf9\u5e94\u7684\u662f936\u4ee3\u7801\u9875\uff0c\u7e41\u4f53\u4e2d\u6587 Big5\u7f16\u7801\u5bf9\u5e94\u7684\u662f950\u4ee3\u7801\u9875\u3002\u00a0\u8fd9\u4e9b\u65e2\u517c\u5bb9ASCII\u53c8\u4e92\u76f8\u4e4b\u95f4\u4e0d\u517c\u5bb9\u7684\u5b57\u7b26\u7f16\u7801\uff0c\u540e\u6765\u53c8\u7edf\u79f0\u4e3aANSI\u7f16\u7801\u3002\u770b\u5230\u4e0b\u9762\u8fd9\u5f20\u56fe\u4f30\u8ba1\u5927\u5bb6\u5c31\u5f88\u719f\u6089\u4e86\uff0cwindow\u4e0b\u9762\u6211\u4eec\u57fa\u672c\u4e0a\u90fd\u7528ANSI\u7f16\u7801\u4fdd\u5b58\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702392\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>ANSI\u7684\u5b57\u9762\u610f\u601d\u5e76\u975e\u6307\u5b57\u7b26\u7f16\u7801\uff0c\u800c\u662f\u7f8e\u56fd\u7684\u4e00\u4e2a\u975e\u8425\u5229\u7ec4\u7ec7\uff0c\u662f\u7f8e\u56fd\u56fd\u5bb6\u6807\u51c6\u5b66\u4f1a(American National Standards Institute)\u7684\u7f29\u5199\uff0cANSI\u8fd9\u4e2a\u7ec4\u7ec7\u4e3a\u5b57\u7b26\u7f16\u7801\u505a\u4e86\u5f88\u591a\u6807\u51c6\u5236\u5b9a\u5de5\u4f5c\uff0c\u540e\u6765\u5927\u5bb6\u4e60\u60ef\u628a\u8fd9\u7c7b\u6df7\u4e71\u7684\u591a\u5b57\u8282\u7f16\u7801\u53ebANSI\u7f16\u7801\u6216\u8005\u6807\u51c6\u4ee3\u7801\u9875\u3002ANSI\u7f16\u7801\u53ea\u662f\u4e00\u4e2a\u8303\u79f0\uff0c\u4e00\u822c\u4ee3\u8868\u7cfb\u7edf\u9ed8\u8ba4\u7684\u7f16\u7801\u65b9\u5f0f\uff0c\u800c\u4e14\u5e76\u4e0d\u662f\u786e\u5b9a\u7684\u67d0\u4e00\u79cd\u7f16\u7801\u65b9\u5f0f\u2014\u2014\u6bd4\u5982\u5728Window\u64cd\u4f5c\u7cfb\u7edf\u91cc\uff0c\u4e2d\u56fd\u533aANSI\u7f16\u7801\u6307\u7684\u662fGB\u7f16\u7801\uff0c\u5728\u9999\u6e2f\u5730\u533aANSI\u7f16\u7801\u6307\u7684\u662fBig5\u7f16\u7801\uff0c\u5728\u97e9\u56fdANSI\u7f16\u7801\u6307\u7684\u662fEUC-KR\u7f16\u7801\u3002\u00a0\u5929\u4e0b\u4e00\u7edf\u7531\u4e8e\u5404\u4e2a\u56fd\u5bb6\u5404\u641e\u5404\u7684\u5b57\u7b26\u7f16\u7801\uff0c\u5982\u679c\u6709\u4e9b\u4eba\u60f3\u88c5\u903c\u4e2d\u6587\u91cc\u98da\u4e24\u53e5\u97e9\u6587\u600e\u4e48\u529e\u5462\uff1f\u4e0d\u597d\u610f\u601d\uff0c\u4f60\u7684\u903c\u7ea7\u592a\u9ad8\uff0c\u6ca1\u6cd5\u652f\u6301\uff0c\u4f60\u9009\u62e9\u4e86GB2312\u5c31\u53ea\u80fd\u6253\u51fa\u4e2d\u6587\u5b57\u7b26\u3002\u540c\u65f6\u5404\u5927\u56fd\u9645\u5382\u5546\u5728\u517c\u5bb9\u5404\u79cd\u5b57\u7b26\u7f16\u7801\u95ee\u9898\u4e0a\u4e5f\u6df1\u53d7\u6298\u78e8\uff0c\u4e8e\u662f\u5fcd\u65e0\u53ef\u5fcd\u4e4b\u4e0b\uff0c\u51b3\u5b9a\u5f00\u53d1\u4e00\u5957\u80fd\u5bb9\u7eb3\u5168\u4e16\u754c\u6240\u6709\u5b57\u7b26\u7684\u7f16\u7801\uff0c\u5c31\u6709\u4e86\u540e\u9762\u5927\u540d\u9f0e\u9f0e\u7684Unicode\u3002\u00a0Unicode\u4e5f\u53eb\u4e07\u56fd\u7801\uff0c\u5305\u62ec\u5b57\u7b26\u96c6\u3001\u7f16\u7801\u65b9\u6848\u7b49\uff0cUnicode\u662f\u4e3a\u4e86\u89e3\u51b3\u4f20\u7edf\u7684\u5b57\u7b26\u7f16\u7801\u65b9\u6848\u7684\u5c40\u9650\u800c\u4ea7\u751f\u7684\uff0c\u5b83\u4e3a\u6bcf\u79cd\u8bed\u8a00\u4e2d\u7684\u6bcf\u4e2a\u5b57\u7b26\u8bbe\u5b9a\u4e86\u7edf\u4e00\u5e76\u4e14\u552f\u4e00\u7684\u4e8c\u8fdb\u5236\u7f16\u7801\uff0c\u5728\u8fd9\u79cd\u8bed\u8a00\u73af\u5883\u4e0b\uff0c\u4e0d\u4f1a\u518d\u6709\u8bed\u8a00\u7684\u7f16\u7801\u51b2\u7a81\uff0c\u5728\u540c\u5c4f\u4e0b\u4e5f\u53ef\u4ee5\u663e\u793a\u4efb\u4f55\u56fd\u5bb6\u8bed\u8a00\u7684\u5185\u5bb9\uff0c\u8fd9\u5c31\u662fUnicode\u7684\u6700\u5927\u597d\u5904\u3002\u5728Unicode\u7f16\u7801\u65b9\u6848\u91cc\u5e38\u89c1\u7684\u6709\u56db\u79cd\u7f16\u7801\u5b9e\u73b0\u65b9\u6848UTF-7\u3001 UTF-8\u3001UTF-16\u3001UTF-32\uff0c\u6700\u4e3a\u77e5\u540d\u7684\u5c31\u662f UTF-8\uff0c\u4e0d\u8fc7Unicode\u8bbe\u8ba1\u4e4b\u521d\u662f\u91c7\u7528\u53cc\u5b57\u8282\u5b9a\u957f\u7f16\u7801\u7684UTF-16\uff0c\u4f46\u662f\u53d1\u73b0\u5386\u53f2\u5305\u88b1\u592a\u91cd\u63a8\u4e0d\u52a8\uff0c\u6700\u540e\u51fa\u4e86\u4e2a\u53d8\u957f\u7684UTF-8\u624d\u88ab\u5e7f\u6cdb\u63a5\u53d7\u3002\u00a0\u5b57\u7b26\u7f16\u7801\u6a21\u578b\u4f20\u7edf\u7f16\u7801\u6a21\u578b<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702393\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u5728\u4f20\u7edf\u5b57\u7b26\u7f16\u7801\u6a21\u578b\u4e2d\uff0c\u57fa\u672c\u4e0a\u90fd\u662f\u5c06\u5b57\u7b26\u96c6\u91cc\u7684\u5b57\u7b26\u7528\u5341\u8fdb\u5236\u8fdb\u884c\u9010\u4e00\u7684\u7f16\u53f7\uff0c\u7136\u540e\u628a\u5341\u8fdb\u5236\u7f16\u53f7\u76f4\u63a5\u8f6c\u6210\u5bf9\u5e94\u7684\u4e8c\u8fdb\u5236\u7801\uff0c\u53ef\u4ee5\u8bf4\u8be5\u5b57\u7b26\u7f16\u53f7\u5c31\u662f\u5b57\u7b26\u7684\u7f16\u7801\u3002\u8ba1\u7b97\u673a\u5728\u5904\u7406\u5b57\u7b26\u4e0e\u6570\u5b57\u7684\u8f6c\u6362\u5173\u7cfb\u4e0a\u5176\u5b9e\u5c31\u662f\u67e5\u627e\u6620\u5c04\u8868\u7684\u8fc7\u7a0b\u3002\u50cfASCII\u7f16\u7801\u5c31\u662f\u7ed9\u6bcf\u4e2a\u82f1\u6587\u5b57\u7b26\u7f16\u4e00\u4e2a\u72ec\u4e00\u65e0\u4e8c\u7684\u6570\u5b57\uff0c\u6574\u4e2a\u7f16\u7801\u5904\u7406\u8fc7\u7a0b\u76f8\u5bf9\u8fd8\u662f\u6bd4\u8f83\u7b80\u5355\u7684\uff0c\u8ba1\u7b97\u673a\u5185\u90e8\u76f4\u63a5\u5c31\u6620\u5c04\u6210\u4e86\u4e8c\u8fdb\u5236\uff0c\u5341\u8fdb\u5236\u7684\u7f16\u53f7\u53ea\u662f\u65b9\u4fbf\u6211\u4eec\u770b\u7684\u3002\u5b57\u7b26\u5341\u8fdb\u5236\u4e8c\u8fdb\u5236A6501000001B6601000010C6701000011&#8230;&#8230;&#8230;\u00a0\u73b0\u4ee3\u7f16\u7801\u6a21\u578b<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702394\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>Unicode\u7f16\u7801\u6a21\u578b\u91c7\u7528\u4e86\u4e00\u4e2a\u5168\u65b0\u7684\u7f16\u7801\u601d\u8def\uff0c\u5c06\u7f16\u7801\u6a21\u578b\u5212\u5206\u4e3a4 \u4e2a\u5c42\u6b21\uff0c\u4e5f\u6709\u8bf45\u4e2a\u5c42\u6b21\u7684\uff0c\u4e0d\u8fc7\u7b2c\u4e94\u5c42\u662f\u4f20\u8f93\u5c42\u7684\u7f16\u7801\u9002\u914d\uff0c\u653e\u5728\u7f16\u7801\u6a21\u578b\u91cc\u4e25\u683c\u6765\u8bf4\u4e0d\u662f\u5f88\u6070\u5f53\u3002\u7b2c\u4e00\u5c42\uff0c\u62bd\u8c61\u5b57\u7b26\u96c6 ACR\uff08Abstract Character Repertoire\uff09\uff1a\u5b9a\u4e49\u62bd\u8c61\u5b57\u7b26\u96c6\u5408\uff0c\u660e\u786e\u5404\u4e2a\u62bd\u8c61\u5b57\u7b26\uff1b\u7b2c\u4e8c\u5c42\uff0c\u7f16\u53f7\u5b57\u7b26\u96c6 CCS\uff08Coded Character Set\uff09\uff1a\u5c06\u62bd\u8c61\u5b57\u7b26\u96c6\u8fdb\u884c\u6570\u5b57\u7f16\u53f7\u7b2c\u4e09\u5c42\uff0c\u5b57\u7b26\u7f16\u7801\u65b9\u5f0f CEF\uff08Character Encoding Form\uff09\uff1a\u5c06\u5b57\u7b26\u7f16\u53f7\u7f16\u7801\u4e3a\u903b\u8f91\u4e0a\u7684\u7801\u5143\u5e8f\u5217\u7b2c\u56db\u5c42\uff0c\u5b57\u7b26\u7f16\u7801\u65b9\u6848 CES\uff08Character Encoding Scheme\uff09\uff1a\u5c06\u903b\u8f91\u4e0a\u7684\u7801\u5143\u5e8f\u5217\u7f16\u7801\u4e3a\u7269\u7406\u5b57\u8282\u5e8f\u5217\u00a0\u7b2c\u4e00\u5c42\uff1a\u62bd\u8c61\u5b57\u7b26\u96c6 ACR\u6240\u8c13\u62bd\u8c61\u5b57\u7b26\u96c6\uff0c\u5c31\u662f\u62bd\u8c61\u5b57\u7b26\u7684\u5408\u96c6\uff0c\u662f\u4e00\u4e2a\u65e0\u5e8f\u96c6\u5408\uff0c\u8fd9\u91cc\u5f3a\u8c03\u4e86\u5b57\u7b26\u662f\u62bd\u8c61\u7684\uff0c\u4e5f\u5c31\u662f\u4e0d\u4ec5\u5305\u62ec\u6211\u4eec\u89c6\u89c9\u4e0a\u80fd\u770b\u5230\u7684\u72ed\u4e49\u5b57\u7b26\uff0c\u6bd4\u5982\u300ca\u300d\u8fd9\u6837\u7684\u6709\u5f62\u5b57\u7b26\uff0c\u4e5f\u5305\u62ec\u4e00\u4e9b\u6211\u4eec\u770b\u4e0d\u5230\u7684\u65e0\u5f62\u5b57\u7b26\uff0c\u6bd4\u5982\u4e00\u4e9b\u63a7\u5236\u5b57\u7b26\u300cDELETE\u300d\u3001\u300cNULL\u300d\u7b49\u3002\u00a0\u62bd\u8c61\u7684\u53e6\u4e00\u5c42\u542b\u4e49\u662f\u6709\u4e9b\u5b57\u5f62\u662f\u7531\u591a\u4e2a\u5b57\u7b26\u7ec4\u5408\u6210\u7684\uff0c\u6bd4\u5982\u897f\u73ed\u7259\u8bed\u7684 \u300c\u00f1\u300d \u7531\u300cn\u300d\u548c\u300c~\u300d\u4e24\u4e2a\u5b57\u7b26\u7ec4\u6210\uff0c\u8fd9\u4e00\u70b9\u4e0a Unicode \u548c\u4f20\u7edf\u7f16\u7801\u6807\u51c6\u4e0d\u540c\uff0c\u4f20\u7edf\u7f16\u7801\u6807\u51c6\u591a\u662f\u5c06 \u00f1 \u89c6\u4f5c\u4e00\u4e2a\u72ec\u7acb\u7684\u5b57\u7b26\uff0c\u800c Unicode \u4e2d\u5c06\u5176\u89c6\u4e3a\u4e24\u4e2a\u5b57\u7b26\u7684\u7ec4\u5408\u3002\u540c\u65f6\u4e00\u4e2a\u5b57\u7b26\u4e5f\u53ef\u80fd\u4f1a\u6709\u591a\u79cd\u89c6\u89c9\u4e0a\u7684\u5b57\u5f62\u8868\u793a\uff0c\u6bd4\u5982\u4e00\u4e2a\u6c49\u5b57\u6709\u6977\u3001\u884c\u3001\u8349\u3001\u96b6\u7b49\u591a\u79cd\u5f62\u4f53\uff0c\u8fd9\u4e9b\u90fd\u89c6\u4e3a\u540c\u4e00\u4e2a\u62bd\u8c61\u5b57\u7b26\uff08\u5373\u5b57\u7b26\u96c6\u7f16\u7801\u662f\u5bf9\u5b57\u7b26\u800c\u975e\u5b57\u5f62\u7f16\u7801\uff09\uff0c\u5982\u4f55\u663e\u793a\u662f\u5b57\u5f62\u5e93\u7684\u4e8b\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702395\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u6c49\u5b57\u300c\u4eba\u300d\u7684\u4e0d\u540c\u5f62\u6001\u62bd\u8c61\u5b57\u7b26\u96c6\u6709\u5f00\u653e\u4e0e\u5c01\u95ed\u4e4b\u5206\u3002\u5f00\u653e\u7684\u5b57\u7b26\u96c6\u6307\u8fd8\u4f1a\u4e0d\u65ad\u65b0\u589e\u5b57\u7b26\u7684\u5b57\u7b26\u96c6\uff0c\u5c01\u95ed\u5b57\u7b26\u96c6\u662f\u6307\u4e0d\u4f1a\u65b0\u589e\u5b57\u7b26\u7684\u5b57\u7b26\u96c6\u3002\u6bd4\u5982ASCII\u5c31\u662f\u5c01\u95ed\u5f0f\u7684\uff0c\u53ea\u6709128\u4e2a\u5b57\u7b26\uff0c\u4ee5\u540e\u4e5f\u4e0d\u4f1a\u518d\u52a0\uff0c\u4f46\u662fUnicode\u662f\u5f00\u653e\u5f0f\u7684\uff0c\u4f1a\u4e0d\u65ad\u5f80\u91cc\u52a0\u65b0\u5b57\u7b26\u7684\uff0c\u5df2\u7ecf\u4ece\u6700\u521d\u7684 7163 \u4e2a\u589e\u52a0\u5230\u73b0\u5728\u7684144,697 \u4e2a\u5b57\u7b26\u3002\u00a0\u7b2c\u4e8c\u5c42\uff1a\u7f16\u53f7\u5b57\u7b26\u96c6 CCS\u7f16\u53f7\u5b57\u7b26\u96c6\u5c31\u662f\u5bf9\u62bd\u8c61\u5b57\u7b26\u96c6\u91cc\u7684\u6bcf\u4e2a\u5b57\u7b26\u8fdb\u884c\u7f16\u53f7\uff0c\u6620\u5c04\u5230\u4e00\u4e2a\u975e\u8d1f\u6574\u6570\u7684\u96c6\u5408\uff1b\u7f16\u53f7\u4e00\u822c\u7528\u65b9\u4fbf\u4eba\u7c7b\u9605\u8bfb\u7684\u5341\u8fdb\u5236\u3001\u5341\u516d\u8fdb\u5236\u6765\u8868\u793a\uff0c\u6bd4\u5982\u300cA\u300d\u5b57\u7b26\u7f16\u53f7\u300c65\u300d\uff0c\u300cB\u300d\u5b57\u7b26\u7f16\u53f7\u662f\u300c66\u300d\uff1b\u5927\u5bb6\u9700\u8981\u6e05\u695a\u5bf9\u4e8e\u6709\u4e9b\u5b57\u7b26\u7f16\u7801\u7684\u7f16\u53f7\u5c31\u662f\u5b58\u50a8\u7684\u4e8c\u8fdb\u5236\u5e8f\u5217\uff0c\u5982ASCII\u7f16\u7801\uff1b\u6709\u4e9b\u5b57\u7b26\u7f16\u7801\u7684\u7f16\u53f7\u8ddf\u5b58\u50a8\u7684\u4e8c\u8fdb\u5236\u5e8f\u5217\u5e76\u4e0d\u4e00\u6837\uff0c\u6bd4\u5982GB2312\u3001Unicode\u7b49\u3002\u00a0\u53e6\u5916\uff0c\u7f16\u53f7\u5b57\u7b26\u96c6\u5408\u662f\u6709\u8303\u56f4\u9650\u5236\u7684\uff0c\u6bd4\u5982ASCII\u5b57\u7b26\u96c6\u8303\u56f4\u662f0~127\uff0cISO-8859-1\u8303\u56f4\u662f0~256\uff0c\u800cGB2312\u662f\u7528\u4e00\u4e2a94*94\u7684\u4e8c\u7ef4\u77e9\u9635\u7a7a\u95f4\u6765\u8868\u793a\uff0cUnicode\u662f\u7528Plane\u5e73\u9762\u7a7a\u95f4\u7684\u6982\u5ff5\u6765\u8868\u793a\uff0c\u8fd9\u79f0\u4e3a\u5b57\u7b26\u96c6\u7684\u7f16\u53f7\u7a7a\u95f4\u3002\u7f16\u53f7\u7a7a\u95f4\u4e2d\u7684\u4e00\u4e2a\u4f4d\u7f6e\u79f0\u4e3a\u7801\u70b9\uff08 Code Point \u4ee3\u7801\u70b9 \uff09\u3002\u4e00\u4e2a\u5b57\u7b26\u5360\u7528\u7684\u7801\u70b9\u6240\u5728\u7684\u5750\u6807\uff08\u975e\u8d1f\u6574\u6570\u503c\u5bf9\uff09\u6216\u6240\u4ee3\u8868\u7684\u975e\u8d1f\u6574\u6570\u503c\uff0c\u5c31\u662f\u8be5\u5b57\u7b26\u7684\u7801\u503c\uff08\u7801\u70b9\u7f16\u53f7\uff09\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702396\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>ASCII\u7801\u70b9\u7f16\u53f7\u7b2c\u4e09\u5c42\uff1a\u5b57\u7b26\u7f16\u7801\u65b9\u5f0f CEF\u62bd\u8c61\u5b57\u7b26\u96c6\u548c\u7f16\u53f7\u5b57\u7b26\u96c6\u662f\u7ad9\u5728\u65b9\u4fbf\u6211\u4eec\u7406\u89e3\u7684\u89d2\u5ea6\u6765\u770b\u7684\uff0c\u6240\u4ee5\u6700\u540e\u6211\u4eec\u9700\u8981\u7ffb\u8bd1\u6210\u8ba1\u7b97\u673a\u80fd\u61c2\u7684\u8bed\u8a00\uff0c\u5c06\u5341\u8fdb\u5236\u7684\u7f16\u53f7\u8f6c\u6362\u6210\u4e8c\u8fdb\u5236\u7684\u5f62\u5f0f\u3002\u00a0\u56e0\u6b64\u5b57\u7b26\u7f16\u7801\u65b9\u5f0f\u5c31\u662f\u5c06\u5b57\u7b26\u96c6\u7684\u7801\u70b9\u7f16\u53f7\uff0c\u8f6c\u6362\u6210\u4e8c\u8fdb\u5236\u7801\u5143\u5e8f\u5217\uff08 Code Unit Sequence \uff09\u7684\u8fc7\u7a0b\u3002\u7801\u5143\uff1a\u5b57\u7b26\u7f16\u7801\u7684\u6700\u5c0f\u5904\u7406\u5355\u5143\uff0c\u6bd4\u5982ASCII\u4e00\u4e2a\u5b57\u7b26\u7b49\u4e8e\u4e00\u4e2a\u5b57\u8282\uff0c\u5c5e\u4e8e\u5355\u5b57\u8282\u7801\u5143\uff1bUTF-16\u4e00\u4e2a\u5b57\u7b26\u7b49\u4e8e\u4e24\u4e2a\u5b57\u8282\uff0c\u5904\u7406\u8fc7\u7a0b\u662f\u6309\u5b57\u300cword\u300d\u6765\u5904\u7406\uff0c\u6240\u4ee5\u662f\u53cc\u5b57\u8282\u7801\u5143\uff1bUTF-8\u662f\u591a\u5b57\u8282\u7f16\u7801\uff0c\u6709\u5355\u5b57\u8282\u5b57\u7b26\uff0c\u4e5f\u6709\u591a\u5b57\u8282\u5b57\u7b26\uff0c\u6bcf\u6b21\u5904\u7406\u662f\u6309\u5355\u4e2a\u5355\u4e2a\u5b57\u8282\u89e3\u6790\u5904\u7406\uff0c\u6240\u4ee5\u5904\u7406\u6700\u5c0f\u5355\u4f4d\u662f\u5b57\u8282\uff0c\u4e5f\u5c5e\u4e8e\u5355\u5b57\u8282\u7801\u5143\u00a0\u8fd9\u91cc\u5927\u5bb6\u53ef\u80fd\u4f1a\u6709\u7591\u95ee\uff0c\u5341\u8fdb\u5236\u76f4\u63a5\u8f6c\u4e8c\u8fdb\u5236\u4e0d\u5c31\u597d\u4e86\u5417\uff0c\u4e3a\u4ec0\u4e48\u8981\u5355\u72ec\u62bd\u51fa\u8fd9\u4e48\u4e00\u5c42\uff1f\u65e9\u671f\u7684\u5b57\u7b26\u7f16\u7801\u786e\u5b9e\u4e5f\u662f\u8fd9\u4e48\u5904\u7406\u7684\uff0c\u5341\u8fdb\u5236\u548c\u4e8c\u8fdb\u5236\u4e4b\u95f4\u662f\u76f4\u63a5\u8f6c\u6362\u8fc7\u53bb\u7684\uff0c\u6bd4\u5982ASCII\u7801\uff0c\u5b57\u7b26\u300cA\u300d\u7684\u5341\u8fdb\u5236\u662f\u300c65\u300d\uff0c\u90a3\u5bf9\u5e94\u7684\u4e8c\u8fdb\u5236\u5c31\u662f\u300c1000001\u300d\uff0c\u540c\u65f6\u5b58\u50a8\u5230\u786c\u76d8\u91cc\u7684\u4e5f\u662f\u8fd9\u4e2a\u4e8c\u8fdb\u5236\uff0c\u6240\u4ee5\u90a3\u65f6\u5019\u7684\u7f16\u7801\u6bd4\u8f83\u7b80\u5355\u3002\u00a0\u968f\u7740\u540e\u6765\u591a\u5b57\u8282\u5b57\u7b26\u7f16\u7801\uff08Muilti-Bytes Character Set\uff0cMBCS\u591a\u5b57\u8282\u5b57\u7b26\u96c6\uff09\u7684\u51fa\u73b0\uff0c\u5b57\u7b26\u7f16\u53f7\u548c\u4e8c\u8fdb\u5236\u4e4b\u95f4\u4e0d\u662f\u76f4\u63a5\u8f6c\u6362\u8fc7\u53bb\u7684\uff0c\u6bd4\u5982GB2312\u7f16\u7801\uff0c\u300c\u4e07\u300d\u5b57\u7684\u533a\u4f4d\u7f16\u53f7\u662f\u300c45\uff0c82\u300d\uff0c\u5bf9\u5e94\u7684\u4e8c\u8fdb\u5236\u673a\u5185\u7801\u5374\u662f\u300c1100 1101 1111 0010\u300d\uff08\u5176\u5341\u8fdb\u5236\u662f\u300c205\uff0c242\u300d\uff09\u3002\u5982\u679c\u8fd9\u91cc\u4e0d\u8f6c\u6362\u76f4\u63a5\u6620\u5c04\u6210\u4e8c\u8fdb\u5236\u7801\u4f1a\u51fa\u4ec0\u4e48\u95ee\u9898\u5462\uff1f\u300c\u4e07\u300d\u5b57\u7684\u5b57\u7b26\u7f16\u53f7\u300c45\uff0c82\u300d\uff0c45\u5728ASCII\u91cc\u662f\u300c-\u300d\uff0c82\u662f\u300cU\u300d\uff0c\u90a3\u5230\u5e95\u662f\u663e\u793a\u4e24\u4e2a\u5b57\u7b26\u300c-U\u300d\u8fd8\u662f\u663e\u793a\u4e00\u4e2a\u5b57\u7b26\u300c\u4e07\u300d\u5b57\uff0c\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u51b2\u7a81 \u6240\u4ee5\u589e\u52a0\u4e86\u524d\u7f00\u5904\u7406\uff0c\u8be6\u7ec6\u7684\u8fc7\u7a0b\u4f1a\u5728\u4e0b\u6587\u5177\u4f53\u6765\u8bb2\u89e3\u3002\u00a0\u7b2c\u56db\u5c42\uff1a\u5b57\u7b26\u7f16\u7801\u65b9\u6848 CES\u5b57\u7b26\u7f16\u7801\u65b9\u6848\u4e5f\u79f0\u4f5c\u201c\u5e8f\u5217\u5316\u683c\u5f0f\u201c\uff08 Serialization Format \uff09\uff0c\u6307\u7684\u662f\u5c06\u5b57\u7b26\u7f16\u53f7\u8fdb\u884c\u7f16\u7801\u4e4b\u540e\u7684\u7801\u5143\u5e8f\u5217\u6620\u5c04\u4e3a\u5b57\u8282\u5e8f\u5217\uff08\u5373\u5b57\u8282\u6d41\uff09\u7684\u5f62\u5f0f\uff0c\u4ee5\u4fbf\u7ecf\u8fc7\u7f16\u7801\u540e\u7684\u5b57\u7b26\u80fd\u5728\u8ba1\u7b97\u673a\u4e2d\u8fdb\u884c\u5904\u7406\u3001\u5b58\u50a8\u548c\u4f20\u8f93\u3002\u00a0\u5b57\u7b26\u7f16\u7801\u65b9\u5f0fCEF\u6709\u70b9\u50cf\u6211\u4eec\u6570\u636e\u5e93\u7ed3\u6784\u8bbe\u8ba1\u91cc\u7684\u903b\u8f91\u8bbe\u8ba1\uff0c\u800c\u8fd9\u4e00\u5c42\u7f16\u7801\u65b9\u6848CES\u5c31\u50cf\u662f\u7269\u7406\u8bbe\u8ba1\u4e86\uff0c\u5c06\u7801\u5143\u5e8f\u5217\u6620\u5c04\u4e3a\u8ddf\u7279\u5b9a\u7684\u8ba1\u7b97\u673a\u7cfb\u7edf\u5e73\u53f0\u76f8\u5173\u7684\u7269\u7406\u610f\u4e49\u4e0a\u7684\u4e8c\u8fdb\u5236\u8fc7\u7a0b\u3002\u00a0\u8fd9\u91cc\u5927\u5bb6\u53ef\u80fd\u53c8\u4f1a\u6709\u7591\u95ee\uff0c\u4e3a\u4ec0\u4e48\u4e8c\u8fdb\u5236\u7684\u7801\u5143\u5e8f\u5217\u548c\u5b9e\u9645\u5b58\u50a8\u7684\u4e8c\u8fdb\u5236\u53c8\u4f1a\u4e0d\u4e00\u6837\u5462\uff1f\u8fd9\u4e3b\u8981\u662f\u8ba1\u7b97\u673a\u7684\u5927\u5c0f\u7aef\u5e8f\u9020\u6210\u7684\uff0c\u5177\u4f53\u7aef\u5e8f\u5185\u5bb9\u4f1a\u5728UTF-16\u7f16\u7801\u90e8\u5206\u8be6\u7ec6\u4ecb\u7ecd\u3002\u00a0\u5927\u5c0f\u7aef\u5e8f\u540d\u8bcd\u51fa\u81eaJonathan Swift\u7684\u300a\u683c\u5217\u592b\u6e38\u8bb0\u300b\u4e00\u4e66 \uff1a\u6240\u6709\u4eba\u90fd\u8ba4\u4e3a\uff0c\u5403\u9e21\u86cb\u524d\uff0c\u539f\u59cb\u7684\u65b9\u6cd5\u662f\u6253\u7834\u9e21\u86cb\u8f83\u5927\u7684\u4e00\u7aef\u3002\u53ef\u662f\u5f53\u4eca\u7687\u5e1d\u7684\u7956\u7236\u5c0f\u65f6\u5019\u5403\u9e21\u86cb\uff0c\u4e00\u6b21\u6309\u53e4\u6cd5\u6253\u9e21\u86cb\u65f6\u78b0\u5de7\u5c06\u4e00\u4e2a\u624b\u6307\u5f04\u7834\u4e86\uff0c\u56e0\u6b64\u4ed6\u7684\u7236\u4eb2\uff0c\u5f53\u65f6\u7684\u7687\u5e1d\uff0c\u5c31\u4e0b\u4e86\u4e00\u9053\u6555\u4ee4\uff0c\u547d\u4ee4\u5168\u4f53\u81e3\u6c11\u5403\u9e21\u86cb\u65f6\u6253\u7834\u9e21\u86cb\u8f83\u5c0f\u7684\u4e00\u7aef\uff0c\u8fdd\u4ee4\u8005\u91cd\u7f5a\u3002\u8001\u767e\u59d3\u4eec\u5bf9\u8fd9\u9879\u547d\u4ee4\u6781\u4e3a\u53cd\u611f\u3002\u5386\u53f2\u544a\u8bc9\u6211\u4eec\uff0c\u7531\u6b64\u66fe\u53d1\u751f\u8fc7\u516d\u6b21\u53db\u4e71\uff0c\u5176\u4e2d\u4e00\u4e2a\u7687\u5e1d\u9001\u4e86\u547d\uff0c\u53e6\u4e00\u4e2a\u4e22\u4e86\u738b\u4f4d\u2026\u5173\u4e8e\u8fd9\u4e00\u4e89\u7aef\uff0c\u66fe\u51fa\u7248\u8fc7\u51e0\u767e\u672c\u5927\u90e8\u8457\u4f5c\uff0c\u4e0d\u8fc7\u5927\u7aef\u6d3e\u7684\u4e66\u4e00\u76f4\u662f\u53d7\u7981\u7684\uff0c\u6cd5\u5f8b\u4e5f\u89c4\u5b9a\u8be5\u6d3e\u7684\u4efb\u4f55\u4eba\u4e0d\u5f97\u505a\u5b98\u3002\u00a0\u5e38\u89c1\u5b57\u7b26\u7f16\u7801ASCII\u5f88\u4e45\u4ee5\u524d\uff0c\u8ba1\u7b97\u673a\u5236\u9020\u5546\u90fd\u662f\u6309\u5404\u81ea\u7684\u65b9\u5f0f\u6765\u5c06\u5b57\u7b26\u6e32\u67d3\u5230\u5c4f\u5e55\u4e0a\uff0c\u5f53\u65f6\u7684\u8ba1\u7b97\u673a\u52a8\u4e0d\u52a8\u53ef\u5c31\u662f\u4e00\u5957\u623f\u5b50\u7684\u5927\u5c0f\uff0c\u8fd9\u5bb6\u4f19\u53ef\u4e0d\u662f\u8c01\u90fd\u80fd\u73a9\u7684\u8d77\u7684\uff0c\u90a3\u65f6\u4eba\u4eec\u5e76\u4e0d\u5173\u5fc3\u8ba1\u7b97\u673a\u5982\u4f55\u4ea4\u6d41\u3002\u968f\u7740\u4e0a\u4e16\u7eaa\u4e03\u516b\u5341\u5e74\u4ee3\u5fae\u5904\u7406\u5668\u7684\u51fa\u73b0\uff0c\u8ba1\u7b97\u673a\u53d8\u5f97\u8d8a\u6765\u8d8a\u5c0f\uff0c\u4e2a\u4eba\u8ba1\u7b97\u673a\u5f00\u59cb\u8fdb\u5165\u5927\u4f17\u7684\u89c6\u7ebf\uff0c\u968f\u540e\u51fa\u73b0\u4e86\u4e95\u55b7\u5f0f\u7684\u53d1\u5c55\uff0c\u4f46\u662f\u4e4b\u524d\u5382\u5546\u90fd\u662f\u5404\u81ea\u4e3a\u653f\uff0c\u6ca1\u8003\u8651\u8fc7\u81ea\u5bb6\u7684\u4ea7\u54c1\u8981\u517c\u5bb9\u522b\u4eba\u5bb6\u7684\u4e1c\u897f\uff0c\u5bfc\u81f4\u5728\u4e0d\u540c\u8ba1\u7b97\u673a\u4f53\u7cfb\u95f4\u7684\u6570\u636e\u8f6c\u6362\u53d8\u5f97\u5341\u5206\u86cb\u75bc\uff0c\u56e0\u6b64\u7f8e\u56fd\u7684\u6807\u51c6\u534f\u4f1a\u57281967\u5e74\u5236\u5b9a\u51fa\u4e86ASCII\u7f16\u7801\uff0c\u5230\u76ee\u524d\u4e3a\u6b62\u5171\u5b9a\u4e49\u4e86128\u4e2a\u5b57\u7b26\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702397\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>ASCII \u7f16\u7801\uff08\u6ce8\u610f\u8be5\u8868\u662f\u5217\u8868\u793a\u5b57\u8282\u9ad8 4 \u4f4d\uff09\u5176\u4e2d\u524d 32 \u4e2a\uff080~31\uff09\u662f\u4e0d\u53ef\u89c1\u7684\u63a7\u5236\u5b57\u7b26\uff0c32~126 \u662f\u53ef\u89c1\u5b57\u7b26\uff0c127 \u662f DELETE \u547d\u4ee4\uff08\u952e\u76d8\u4e0a\u7684 DEL \u952e\uff09\u3002\u00a0\u5176\u5b9e\u65e9\u5728ASCII\u4e4b\u524d\uff0cIBM\u57281963\u5e74\u4e5f\u63a8\u51fa\u8fc7\u4e00\u5957\u5b57\u7b26\u7f16\u7801\u7cfb\u7edfEBCDIC\uff0c\u8ddfASCII\u7801\u4e00\u6837\u56ca\u62ec\u4e86\u63a7\u5236\u5b57\u7b26\u3001\u6570\u5b57\u3001\u5e38\u7528\u6807\u70b9\u3001\u5927\u5c0f\u5199\u82f1\u6587\u5b57\u6bcd\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702398\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>EBCDIC \u7f16\u7801\u4f46\u662f\u4ed6\u7684\u5b57\u7b26\u7f16\u53f7\u5e76\u4e0d\u662f\u8fde\u7eed\u7684\uff0c\u8fd9\u7ed9\u540e\u7eed\u7a0b\u5e8f\u5904\u7406\u5e26\u6765\u4e86\u9ebb\u70e6\uff0c\u540e\u6765ASCII \u7f16\u7801\u5438\u53d6\u4e86 EBCDIC \u7684\u7ecf\u9a8c\u6559\u8bad\uff0c\u7ed9\u82f1\u6587\u5355\u8bcd\u5206\u914d\u4e86\u8fde\u7eed\u7684\u7f16\u7801\uff0c\u65b9\u4fbf\u7a0b\u5e8f\u5904\u7406\uff0c\u56e0\u6b64\u88ab\u540e\u6765\u5e7f\u6cdb\u63a5\u53d7\u3002\u00a0ASCII \u548c EBCDIC \u7f16\u7801\u76f8\u6bd4\uff0c\u9664\u4e86\u5b57\u7b26\u8fde\u7eed\u6392\u5217\u4e4b\u5916\uff0c\u6700\u5927\u7684\u4f18\u70b9\u662fASCII \u53ea\u7528\u4e86\u4e00\u4e2a\u5b57\u8282\u7684\u4f4e 7 \u4f4d\uff0c\u6700\u9ad8\u4f4d\u6c38\u8fdc\u662f 0\u3002\u53ef\u522b\u5c0f\u770b\u4e86\u8fd9\u4e2a\u6700\u9ad8\u4f4d\u7684 0\uff0c\u770b\u4f3c\u65e0\u8db3\u8f7b\u91cd\uff0c\u4f46\u8fd9\u662fASCII\u8bbe\u8ba1\u6700\u6210\u529f\u7684\u5730\u65b9\uff0c\u540e\u9762\u4ecb\u7ecd\u5404\u7f16\u7801\u539f\u7406\u7684\u65f6\u5019\u4f60\u4f1a\u53d1\u73b0\uff0c\u6b63\u662f\u56e0\u4e3a\u8fd9\u4e2a\u9ad8\u4f4d0\uff0c\u5176\u5b83\u7f16\u7801\u89c4\u8303\u624d\u80fd\u5bf9 ASCII \u7801\u65e0\u7f1d\u517c\u5bb9\uff0c\u4f7f\u5f97 ASCII \u88ab\u5e7f\u6cdb\u63a5\u53d7\u3002\u00a0ISO-8859\u7cfb\u5217\u00a0\u7f8e\u56fd\u5e02\u573a\u867d\u7136\u7edf\u4e00\u4e86\u5b57\u7b26\u7f16\u7801\uff0c\u4f46\u662f\u8ba1\u7b97\u673a\u5236\u9020\u5546\u5728\u8fdb\u5165\u6b27\u6d32\u5e02\u573a\u7684\u65f6\u5019\u53c8\u9047\u5230\u4e86\u9ebb\u70e6\uff0c\u6b27\u6d32\u7684\u4e3b\u6d41\u8bed\u8a00\u867d\u7136\u4e5f\u662f\u7528\u62c9\u4e01\u5b57\u6bcd\uff0c\u4f46\u5374\u5b58\u5728\u5f88\u591a\u6269\u5c55\u4f53\uff0c\u6bd4\u5982\u6cd5\u8bed\u7684\u300c\u00e9\u300d\uff0c\u632a\u5a01\u8bed\u4e2d\u7684\u300c\u00c5\u300d\uff0c\u90fd\u65e0\u6cd5\u7528 ASCII \u8868\u793a\u3002\u4f46\u662f\u5927\u5bb6\u53d1\u73b0ASCII\u540e\u9762\u7684128\u4e2a\u8fd8\u6ca1\u6709\u88ab\u4f7f\u7528\u53ef\u4ee5\u5229\u7528\u8d77\u6765\uff0c\u8fd9\u5bf9\u4e8e\u6b27\u6d32\u4e3b\u6d41\u8bed\u8a00\u5c31\u8db3\u591f\u4e86\u3002\u4e8e\u662f\u5c31\u6709\u4e86\u5927\u5bb6\u6240\u719f\u77e5\u7684\u8fd9\u4e2aISO-8859-1(Latin-1),\u5b83\u53ea\u662f\u6269\u5c55\u4e86ASCII\u540e128\u4e2a\u5b57\u7b26\uff0c\u8fd8\u662f\u5c5e\u4e8e\u5355\u5b57\u8282\u7f16\u7801\uff1b\u540c\u65f6\u4e3a\u4e86\u517c\u5bb9\u539f\u5148\u7684 ASCII\u7801\uff0c\u5f53\u6700\u9ad8\u4f4d\u662f0\u7684\u65f6\u5019\u4ecd\u7136\u8868\u793a\u539f\u5148\u7684 ASCII \u5b57\u7b26\u4e0d\u53d8\uff0c\u5f53\u6700\u9ad8\u4f4d\u662f1\u7684\u65f6\u5019\u8868\u793a\u6269\u5c55\u7684\u6b27\u6d32\u5b57\u7b26\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702399\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u4f46\u662f\u5230\u8fd9\u91cc\u8fd8\u6ca1\u6709\u5b8c\uff0c\u521a\u8bf4\u4e86\u8fd9\u53ea\u662f\u6b27\u6d32\u4e3b\u6d41\u7684\u8bed\u8a00\uff0c\u4f46\u4e3b\u6d41\u8bed\u8a00\u91cc\u6ca1\u6709\u6cd5\u8bed\u4f7f\u7528\u7684\u00a0\u0153\u3001\u0152\u3001\u0178\u00a0\u4e09\u4e2a\u5b57\u6bcd\uff0c\u4e5f\u6ca1\u6709\u82ac\u5170\u8bed\u4f7f\u7528\u7684\u00a0\u0160\u3001\u0161\u3001\u017d\u3001\u017e\u00a0\uff0c\u800c\u5355\u5b57\u8282\u7f16\u7801\u91cc\u7684256\u4e2a\u7801\u70b9\u90fd\u88ab\u7528\u5b8c\u4e86\uff0c\u4e8e\u662f\u5c31\u51fa\u73b0\u4e86\u66f4\u591a\u7684\u53d8\u79cd\u00a0ISO-8859-2\/3\/&#8230;\/16 \u7cfb\u5217\uff0c\u4ed6\u4eec\u90fd\u517c\u5bb9 ASCII\uff0c\u4f46\u5f7c\u6b64\u95f4\u53c8\u4e0d\u5b8c\u5168\u517c\u5bb9\u3002ISO-8859-n\u7cfb\u5217\u5b57\u7b26\u96c6\u5982\u4e0b\uff1aISO8859-1 \u5b57\u7b26\u96c6\uff0c\u4e5f\u5c31\u662f Latin-1\uff0c\u662f\u897f\u6b27\u5e38\u7528\u5b57\u7b26\uff0c\u5305\u62ec\u5fb7\u6cd5\u4e24\u56fd\u7684\u5b57\u6bcd\u3002ISO8859-2 \u5b57\u7b26\u96c6\uff0c\u4e5f\u79f0\u4e3a Latin-2\uff0c\u6536\u96c6\u4e86\u4e1c\u6b27\u5b57\u7b26\u3002ISO8859-3 \u5b57\u7b26\u96c6\uff0c\u4e5f\u79f0\u4e3a Latin-3\uff0c\u6536\u96c6\u4e86\u5357\u6b27\u5b57\u7b26\u3002ISO8859-4 \u5b57\u7b26\u96c6\uff0c\u4e5f\u79f0\u4e3a Latin-4\uff0c\u6536\u96c6\u4e86\u5317\u6b27\u5b57\u7b26\u3002ISO8859-5 \u5b57\u7b26\u96c6\uff0c\u4e5f\u79f0\u4e3a Cyrillic\uff0c\u6536\u96c6\u4e86\u65af\u62c9\u592b\u8bed\u7cfb\u5b57\u7b26\u3002ISO8859-6 \u5b57\u7b26\u96c6\uff0c\u4e5f\u79f0\u4e3a Arabic\uff0c\u6536\u96c6\u4e86\u963f\u62c9\u4f2f\u8bed\u7cfb\u5b57\u7b26\u3002ISO8859-7 \u5b57\u7b26\u96c6\uff0c\u4e5f\u79f0\u4e3a Greek\uff0c\u6536\u96c6\u4e86\u5e0c\u814a\u5b57\u7b26\u3002&#8230;&#8230;.\u00a0GB\u7cfb\u5217\u00a0\u5f53\u8ba1\u7b97\u673a\u8fdb\u5165\u4e1c\u4e9a\u56fd\u5bb6\u7684\u65f6\u5019\uff0c\u5382\u5546\u4eec\u66f4\u50bb\u773c\u4e86\uff0c\u7f8e\u56fd\u548c\u6b27\u6d32\u56fd\u5bb6\u8bed\u8a00\u57fa\u672c\u90fd\u662f\u8868\u97f3\u5b57\u7b26\uff0c\u4e00\u4e2a\u5b57\u8282\u5c31\u8db3\u591f\u7528\u4e86\uff0c\u4f46\u4e9a\u6d32\u56fd\u5bb6\u6709\u4e0d\u5c11\u662f\u8868\u610f\u5b57\u7b26\uff0c\u5b57\u7b26\u4e2a\u6570\u52a8\u8f84\u51e0\u4e07\u5341\u51e0\u4e07\u7684\uff0c\u4e00\u4e2a\u5b57\u8282\u5b8c\u5168\u4e0d\u591f\u7528\uff0c\u6240\u4ee5\u6211\u4eec\u56fd\u5bb6\u6709\u5173\u90e8\u95e8\u6309\u7167ISO\u89c4\u8303\u8bbe\u8ba1\u4e86GB2312\u53cc\u5b57\u8282\u7f16\u7801\uff0c\u4f46\u662fGB2312\u662f\u4e00\u4e2a\u5c01\u95ed\u5b57\u7b26\u96c6\uff0c\u53ea\u6536\u5f55\u4e86\u5e38\u7528\u5b57\u7b26\u603b\u5171\u4e5f\u5c317000\u591a\u4e2a\u5b57\u7b26\uff0c\u56e0\u6b64\u4e3a\u4e86\u6269\u5145\u66f4\u591a\u7684\u5b57\u7b26\u5305\u62ec\u4e00\u4e9b\u751f\u50fb\u5b57\uff0c\u624d\u6709\u4e86\u4e4b\u540e\u7684GBK\u3001GB18030\u3001GB13000\uff08\u201cGB\u201d \u4e3a \u201c\u56fd\u6807\u201d \u7684\u6c49\u8bed\u62fc\u97f3\u9996\u5b57\u6bcd\u7f29\u5199\uff09\u3002\u00a0\u6309\u7167\u00a0GB\u00a0\u7cfb\u5217\u7f16\u7801\u65b9\u6848\uff0c\u5728\u4e00\u6bb5\u6587\u672c\u4e2d\uff0c\u5982\u679c\u4e00\u4e2a\u5b57\u8282\u662f 0\uff5e127\uff0c\u90a3\u4e48\u8fd9\u4e2a\u5b57\u8282\u7684\u542b\u4e49\u4e0e ASCII \u7f16\u7801\u76f8\u540c\uff0c\u5426\u5219\uff0c\u8fd9\u4e2a\u5b57\u8282\u548c\u4e0b\u4e00\u4e2a\u5b57\u8282\u5171\u540c\u7ec4\u6210\u6c49\u5b57\uff08\u6216\u662f GB \u7f16\u7801\u5b9a\u4e49\u7684\u5176\u4ed6\u5b57\u7b26\uff09\uff0c\u6240\u4ee5GB\u7cfb\u5217\u90fd\u662f\u517c\u5bb9ASCII\u7f16\u7801\u7684\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702400\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>GB2312GB2312\u662f\u4f7f\u7528\u4e24\u4e2a\u5b57\u8282\u6765\u8868\u793a\u6c49\u5b57\u7684\u7f16\u7801\u6807\u51c6\uff0c\u5171\u6536\u5165\u6c49\u5b576763\u4e2a\u548c\u975e\u6c49\u5b57\u56fe\u5f62\u5b57\u7b26682\u4e2a\uff0c\u4e3a\u4e86\u907f\u514d\u4e0e ASCII \u5b57\u7b26\u7f16\u7801\uff080~127\uff09\u76f8\u51b2\u7a81\uff0c\u89c4\u5b9a\u8868\u793a\u4e00\u4e2a\u6c49\u5b57\u7684\u7f16\u7801\u5b57\u8282\u5176\u503c\u5fc5\u987b\u5927\u4e8e127\uff08\u5373\u5b57\u8282\u7684\u6700\u9ad8\u4f4d\u4e3a 1 \uff09\uff0c\u5e76\u4e14\u5fc5\u987b\u662f\u4e24\u4e2a\u5927\u4e8e 127 \u7684\u5b57\u8282\u8fde\u5728\u4e00\u8d77\u6765\u5171\u540c\u8868\u793a\u4e00\u4e2a\u6c49\u5b57\uff08 GB2312 \u4e3a\u53cc\u5b57\u8282\u7f16\u7801\uff09\uff0c\u6240\u4ee5GB2312 \u5c5e\u4e8e\u53d8\u957f\u7f16\u7801\uff0c\u5f53\u662f\u82f1\u6587\u5b57\u7b26\u7684\u65f6\u5019\u5360\u4e00\u4e2a\u5b57\u8282\uff0c\u4e2d\u6587\u5b57\u7b26\u7684\u65f6\u5019\u5360\u4e24\u4e2a\u5b57\u8282\uff0c\u53ef\u4ee5\u8ba4\u4e3a GB2312\u662f\u5bf9 ASCII \u7684\u4e2d\u6587\u6269\u5c55\u3002\u00a0GB2312\u5b57\u7b26\u96c6\u7f16\u53f7\u7a7a\u95f4\u662f\u4e00\u4e2a94*94\u7684\u4e8c\u7ef4\u8868\uff0c\u884c\u8868\u793a\u533a\uff08\u9ad8\u4f4d\u5b57\u8282\uff09\uff0c\u5217\u8868\u793a\u4f4d\uff08\u4f4e\u4f4d\u5b57\u8282\uff09\uff0c\u6bcf\u533a\u670994\u4e2a\u4f4d\uff0c\u6bcf\u4e2a\u533a\u4f4d\u5bf9\u5e94\u4e00\u4e2a\u5b57\u7b26\uff0c\u79f0\u4e3a\u533a\u4f4d\u7801\u3002\u533a\u4f4d\u7801\u4e0a\u52a02020H\uff0c\u5c31\u5f97\u5230\u56fd\u6807\u7801\uff0c\u56fd\u6807\u7801\u4e0a\u52a08080H\uff0c\u5c31\u5f97\u5230\u5e38\u7528\u7684\u8ba1\u7b97\u673a\u673a\u5185\u7801\u3002\u8fd9\u91cc\u5f15\u5165\u4e86\u533a\u4f4d\u7801\u3001\u56fd\u6807\u7801\u3001\u673a\u5185\u7801\u6982\u5ff5\uff0c\u4e0b\u9762\u6211\u4eec\u8bf4\u4e0b\u4e09\u8005\u7684\u5173\u7cfb\u00a0\u56fd\u6807\u7801\u56fd\u6807\u7801\u662f\u6211\u56fd\u6c49\u5b57\u4fe1\u606f\u4ea4\u6362\u7684\u6807\u51c6\u7f16\u7801\uff0c\u89c4\u5b9a\u75314\u4f4d16\u8fdb\u5236\u6570\u7ec4\u6210\uff0c\u7528\u4e24\u4e2a\u4f4e7\u4f4d\u5b57\u8282\u8868\u793a\uff0c\u4e3a\u4e86\u907f\u5f00 ASCII \u5b57\u7b26\u4e2d\u7684\u524d32\u4e2a\u63a7\u5236\u6307\u4ee4\u5b57\u7b26\uff0c\u6240\u4ee5\u6bcf\u4e2a\u5b57\u8282\u90fd\u662f\u4ece\u7b2c33\u4e2a\u7f16\u53f7\u5f00\u59cb\uff0c\u5982\u4e0b\u56fe\u6240\u793a<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702401\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u00a0\u533a\u4f4d\u7801\u7531\u4e8e\u4e0a\u8ff0\u56fd\u6807\u7801\u768416\u8fdb\u5236\u53ef\u7f16\u7801\u533a\u4e0d\u591f\u76f4\u89c2\u4e0d\u65b9\u4fbf\u6211\u4eec\u4f7f\u7528\uff0c\u6240\u4ee5\u6211\u4eec\u628a\u4ed6\u6620\u5c04\u6210\u4e86\u5341\u8fdb\u5236\u768494*94\u4e8c\u7ef4\u8868\u7f16\u53f7\u7a7a\u95f4\uff0c\u6211\u4eec\u79f0\u4e4b\u4e3a\u533a\u4f4d\u7801\uff0c\u540c\u65f6\u533a\u4f4d\u7801\u4e5f\u53ef\u4ee5\u5f53\u6210\u4e00\u79cd\u5916\u7801\u4f7f\u7528\uff0c\u8f93\u5165\u6cd5\u53ef\u4ee5\u76f4\u63a5\u5207\u6362\u6210\u533a\u4f4d\u7801\u8fdb\u884c\u6c49\u5b57\u8f93\u5165\uff0c\u4e0d\u8fc7\u8fd9\u79cd\u8f93\u5165\u6cd5\u65e0\u89c4\u5219\u53ef\u8a00 \u4eba\u4eec\u5f88\u96be\u8bb0\u4f4f\u533a\u4f4d\u7f16\u53f7\uff0c\u7528\u7684\u4eba\u4e5f\u4e0d\u591a\u4e86\u3002\u4e0b\u56fe\u662f\u533a\u4f4d\u7801\u7684\u4e8c\u7ef4\u8868\uff0c\u6bd4\u5982\u300c\u4e07\u300d\u5b57\u662f45 \u533a 82 \u4f4d\uff0c\u6240\u4ee5\u300c\u4e07\u300d \u5b57\u7684\u533a\u4f4d\u7801\u662f\u300c45\uff0c82\u300d\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702402\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u5176\u4e2d\uff1a01~09\u533a(682\u4e2a)\uff1a\u7279\u6b8a\u7b26\u53f7\u3001\u6570\u5b57\u3001\u82f1\u6587\u5b57\u7b26\u3001\u5236\u8868\u7b26\u7b49\uff0c\u5305\u62ec\u62c9\u4e01\u5b57\u6bcd\u3001\u5e0c\u814a\u5b57\u6bcd\u3001\u65e5\u6587\u5e73\u5047\u540d\u53ca\u7247\u5047\u540d\u5b57\u6bcd\u3001\u4fc4\u8bed\u897f\u91cc\u5c14\u5b57\u6bcd\u7b49\u5728\u5185\u7684682\u4e2a\u5168\u89d2\u5b57\u7b26\uff1b10~15\u533a\uff1a\u7a7a\u533a\uff0c\u7559\u5f85\u6269\u5c55\uff1b16~55\u533a(3755\u4e2a)\uff1a\u5e38\u7528\u6c49\u5b57(\u4e5f\u79f0\u4e00\u7ea7\u6c49\u5b57)\uff0c\u6309\u62fc\u97f3\u6392\u5e8f\uff1b56~87\u533a(3008\u4e2a)\uff1a\u975e\u5e38\u7528\u6c49\u5b57(\u4e5f\u79f0\u4e8c\u7ea7\u6c49\u5b57)\uff0c\u6309\u90e8\u9996\/\u7b14\u753b\u6392\u5e8f\uff1b88~94\u533a\uff1a\u7a7a\u533a\uff0c\u7559\u5f85\u6269\u5c55\u3002\u00a0\u673a\u5185\u7801GB2312\u56fd\u6807\u7801\u89c4\u8303\u662f\u8986\u76d6\u6389ASCII\u4e2d\u53ef\u89c1\u90e8\u5206\u7684\u7b26\u53f7\u548c\u82f1\u6587\u5b57\u6bcd\uff0c\u4f7f\u7528\u4e24\u4e2a7\u4f4d\u7801\u5c06\u5176\u4e2d\u7684\u82f1\u6587\u5b57\u6bcd\u548c\u7b26\u53f7\u91cd\u65b0\u7f16\u5165\uff0c\u4f46\u662f\u8fd9\u6837\u4ea7\u751f\u4e00\u4e2a\u5f0a\u7aef\uff0c\u65e9\u671f\u7528ASCII\u7801\u7f16\u7801\u7684\u82f1\u6587\u6587\u7ae0\u65e0\u6cd5\u6253\u5f00\uff0c\u4e00\u6253\u5f00\u5c31\u662f\u4e71\u7801\uff0c\u4e5f\u5c31\u662f\u8bf4\u5e94\u8be5\u8981\u517c\u5bb9\u65e9\u671fASCII\u7801\u800c\u4e0d\u662f\u8986\u76d6\u5b83\uff0c\u540e\u6765\u5fae\u8f6f\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u5c06\u5b57\u8282\u7684\u6700\u9ad8\u4f4d\u8bbe\u4e3a1\uff0c\u56e0\u4e3aASCII\u4e2d\u4f7f\u75287\u4f4d\uff0c\u6700\u9ad8\u4f4d\u4e3a0\uff0c\u8f6c\u6362\u540e\u7684\u7f16\u7801\u79f0\u4e3a\u673a\u5185\u7801(\u5185\u7801)\uff0c\u8fd9\u79cd\u65b9\u5f0f\u672c\u8d28\u4e0a\u662f\u4fee\u6539\u4e86GB2312\u7684\u7f16\u7801\u6807\u51c6\uff0c\u6700\u540e\u88ab\u5927\u5bb6\u63a5\u53d7\u6cbf\u7528\u3002\u00a0\u603b\u7ed3\u4e0b\u4e09\u8005\u8f6c\u6362\u5173\u7cfb\uff1a\u533a\u4f4d\u7801 &#8212;&gt; \u533a\u7801\u548c\u4f4d\u7801\u5206\u522b + 32\uff08\u5373 + 20H \uff09\u5f97\u5230\u56fd\u6807\u7801 &#8212;&gt; \u518d\u5206\u522b + 128\uff08\u5373 + 80H\uff09\u5f97\u5230\u673a\u5185\u7801\uff08\u4e0e ACSII \u7801\u4e0d\u518d\u51b2\u7a81\uff09<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702403\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u00a0GBKGBK\u5373\u201c\u56fd\u6807\u6269\u5c55\u201d\u7684\u610f\u601d\uff0c\u56e0\u4e3aGB2312\u53cc\u5b57\u8282\u7684\u6700\u9ad8\u4f4d\u90fd\u8981\u6c42\u5927\u4e8e1\uff0c\u4e0a\u9650\u4e5f\u4e0d\u4f1a\u8d85\u8fc71\u4e07\u4e2a\u5b57\u7b26\uff0c\u6240\u4ee5\u5bf9\u6b64\u8fdb\u884c\u4e86\u6269\u5c55\uff0c\u5bf9GB2312\u7684\u5b57\u7b26\u4e0d\u91cd\u65b0\u7f16\u7801\u76f4\u63a5\u6cbf\u7528\uff0c\u56e0\u6b64\u5b8c\u5168\u517c\u5bb9GB2312\u3002 GBK\u867d\u7136\u4e5f\u662f\u53cc\u5b57\u8282\u7f16\u7801\uff0c\u4f46\u662f\u53ea\u8981\u6c42\u7b2c\u4e00\u4e2a\u5b57\u8282\u5927\u4e8e 127 \u5c31\u56fa\u5b9a\u8868\u793a\u8fd9\u662f\u4e00\u4e2a\u6c49\u5b57\u7684\u5f00\u59cb\uff0c\u6b63\u56e0\u4e3a\u5982\u6b64\uff0cGBK\u7684\u7f16\u7801\u7a7a\u95f4\u6bd4GB2312\u5927\u5f88\u591a\u3002\u00a0GBK \u6574\u4f53\u7f16\u7801\u8303\u56f4\u4e3a 8140-FEFE\uff0c\u9996\u5b57\u8282\u5728 81-FE \u4e4b\u95f4\uff0c\u5c3e\u5b57\u8282\u5728 40-FE \u4e4b\u95f4\uff0c\u5254\u9664 xx7F \u4e00\u6761\u7ebf\uff0c\u603b\u8ba1 23940 \u4e2a\u7801\u4f4d\uff0c\u5171\u6536\u5165 21886 \u4e2a\u6c49\u5b57\u548c\u56fe\u5f62\u7b26\u53f7\uff1b\u5176\u4e2d GBK\/1 \u6536\u5f55\u9664 GB 2312 \u5b57\u7b26\u5916\u7684\u5176\u4ed6\u589e\u8865\u5b57\u7b26\uff0cGBK\/2 \u6536\u5f55 GB2312 \u5b57\u7b26\uff0cGBK\/3 \u6536\u5f55 CJK \u5b57\u7b26\uff0cGBK\/4 \u6536\u5f55 CJK \u5b57\u7b26\u548c\u589e\u8865\u5b57\u7b26\uff0cGBK\/5 \u4e3a\u975e\u4e2d\u6587\u5b57\u7b26\uff0cUDC \u4e3a\u7528\u6237\u81ea\u5b9a\u4e49\u5b57\u7b26\u3002\u8be6\u7ec6\u5982\u4e0b\u5982\u6240\u793a\uff1a<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702404\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br 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\uff1a\u6237\u6709\u4e09\u79cd\u5199\u6cd5\uff0c\u5206\u522b\u662f\u201c\u6236\u201d\u3001\u201c\u6237\u201d\u3001\u201c\u6238\u201d\uff0c\u6539\u5199\u540e\uff1a\u6237\u6709\u4e09\u79cd\u5199\u6cd5\uff0c\u5206\u522b\u662f\u201c\u6237\u201d\u3001\u201c\u6237\u201d\u3001\u201c\u6237\u201d\u00a0Unicode\u4ecb\u7ecd\u00a0Unicode \u79f0\u4e3a\u7edf\u4e00\u7801\uff08\u4e5f\u53eb\u4e07\u56fd\u7801\uff09\uff0c\u662f\u6309\u73b0\u4ee3\u7f16\u7801\u6a21\u578b\u8fdb\u884c\u8bbe\u8ba1\u7684\u4e00\u5957\u5b57\u7b26\u7f16\u7801\u4f53\u7cfb\uff0c\u6db5\u76d6\u62bd\u8c61\u5b57\u7b26\u96c6\u3001\u7f16\u53f7\u3001\u903b\u8f91\u7f16\u7801\u3001\u7f16\u7801\u5b9e\u73b0\u3002Unicode\u662f\u4e3a\u4e86\u89e3\u51b3\u4f20\u7edf\u7684\u5b57\u7b26\u7f16\u7801\u65b9\u6848\u7684\u5c40\u9650\u800c\u4ea7\u751f\u7684\uff0c\u5728\u8fd9\u79cd\u8bed\u8a00\u73af\u5883\u4e0b\uff0c\u4e0d\u4f1a\u518d\u6709\u8bed\u8a00\u7684\u7f16\u7801\u51b2\u7a81\uff0c\u53ef\u4ee5\u5728\u540c\u5c4f\u4e0b\u663e\u793a\u4efb\u4f55\u56fd\u5bb6\u7684\u8bed\u8a00\u3002\u00a0UTF-n\u7f16\u7801\uff08Unicode Transformation Format Unicode\u5b57\u7b26\u96c6\u8f6c\u6362\u683c\u5f0f\uff0cn\u8868\u793a\u7801\u5143\u4f4d\u6570\uff09\u662fUnicode\u8fd9\u5957\u7f16\u7801\u4f53\u7cfb\u91cc\u7684\u7f16\u7801\u5b9e\u73b0CES\u90e8\u5206\uff0c\u50cfUTF-8\u3001UTF-16\u3001UTF-32\u90fd\u662f\u5c06\u6570\u5b57\u8f6c\u6362\u5230\u5b9e\u9645\u7684\u4e8c\u8fdb\u5236\u7f16\u7801\u5b9e\u73b0\uff0cUnicode\u7684\u7f16\u7801\u5b9e\u73b0\u9664\u4e86UTF\u7cfb\u5217\u4e4b\u5916\uff0c\u8fd8\u6709UCS-2\/4\uff0cGB18030\u7b49\u3002\u4f46\u662f\u73b0\u5728\u5f88\u591a\u4eba\u8bef\u628aUnicode\u5f53\u6210\u53ea\u662f\u4e00\u4e2a\u5b57\u7b26\u7f16\u53f7\uff0c\u8fd9\u5176\u5b9e\u662f\u4e0d\u5bf9\u7684\u3002\u00a0Unicode\u53ef\u4ee5\u5bb9\u7eb3\u4e16\u754c\u4e0a\u6240\u6709\u56fd\u5bb6\u7684\u6587\u5b57\u548c\u7b26\u53f7\uff0c\u5176\u7f16\u53f7\u8303\u56f4\u662f0-0x10FFFF\uff0c\u67091,114,112\u4e2a\u7801\u4f4d\uff0c\u4e3a\u4e86\u65b9\u4fbf\u7ba1\u7406\u5212\u5206\u621017\u4e2a\u5e73\u9762\uff0c\u73b0\u5df2\u5b9a\u4e49\u7684\u7801\u4f4d\u6709238,605\u4e2a\uff0c\u5206\u5e03\u5728\u5e73\u97620\u3001\u5e73\u97621\u3001\u5e73\u97622\u3001\u5e73\u976214\u3001\u5e73\u976215\u3001\u5e73\u976216\u3002\u5176\u4e2d\u5e73\u97620\u53c8\u79f0\u4e3a\u57fa\u672c\u591a\u8bed\u8a00\u5e73\u9762\uff08Basic Multilingual Plane\uff0c\u7b80\u79f0BMP\uff09\uff0c\u8fd9\u4e2a\u5e73\u9762\u57fa\u672c\u6db5\u76d6\u4e86\u5f53\u4eca\u4e16\u754c\u4e0a\u6b63\u5728\u4f7f\u7528\u4e2d\u7684\u5e38\u7528\u5b57\u7b26\u3002\u6211\u4eec\u5e73\u5e38\u7528\u5230\u7684\u5b57\u7b26\uff0c\u4e00\u822c\u90fd\u662f\u4f4d\u4e8e BMP \u5e73\u9762\u4e0a\u7684\uff0c\u5176\u8303\u56f4\u62e5\u6709 65,536 \u4e2a\u7801\u70b9\uff0c\u5176\u4ed6\u5e73\u9762\u7edf\u79f0\u589e\u8865\u5e73\u9762\uff0c\u5173\u4e8e\u5e73\u9762\u7684\u6982\u5ff5\u4f1a\u5728UTF-16\u7ae0\u8282\u8be6\u7ec6\u4ecb\u7ecd\u3002\u00a0\u4e0eUCS\u7684\u5173\u7cfb<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702405\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u8bf4\u8d77Unicode\u6211\u4eec\u4e0d\u5f97\u4e0d\u63d0UCS\uff08\u5168\u79f0Universal Multiple-Octet Coded Character Set \u901a\u7528\u591a\u516b\u4f4d\u7f16\u7801\u5b57\u7b26\u96c6\uff09\uff0c\u56fd\u9645\u6807\u51c6\u7f16\u53f7ISO\/IEC 10646\uff0c\u662f\u7531 ISO \u548c IEC \u4e24\u5bb6\u56fd\u9645\u6807\u51c6\u7ec4\u7ec7\u8054\u5408\u6210\u7acb\u7684\u5de5\u4f5c\u7ec4\u8bbe\u8ba1\u7684\u4e00\u5957\u65b0\u7684\u7edf\u4e00\u5b57\u7b26\u96c6\u9879\u76ee\uff0c\u76ee\u7684\u4e0eUnicode \u8054\u76df\u4e00\u6837\u81f4\u529b\u4e8e\u5f00\u53d1\u4e00\u6b3e\u5168\u4e16\u754c\u901a\u7528\u7684\u7f16\u7801\u96c6\u3002\u00a0\u65e9\u57281984 \u5e74ISO \u548c IEC \u4e24\u5bb6\u7ec4\u7ec7\u5c31\u6210\u7acb\u4e86\u4e00\u4e2a\u8054\u5408\u5de5\u4f5c\u7ec4\u6765\u8bbe\u8ba1\u4e00\u5957\u65b0\u7684\u7edf\u4e00\u5b57\u7b26\u96c6\u6807\u51c6\uff0c\u4f46\u662f\u8fd9\u4e24\u4e2a\u7ec4\u7ec7\u90fd\u4e0d\u77e5\u9053\u5bf9\u65b9\u7684\u5b58\u5728\uff0c\u76f4\u5230Unicode\u8054\u76df1988\u5e74\u53d1\u5e03\u4e86Unicode\u8349\u6848\uff08UCS\u8349\u68481989\u5e74\u53d1\u5e03\uff09\uff0c\u624d\u53d1\u73b0\u5927\u5bb6\u5728\u505a\u540c\u4e00\u4ef6\u4e8b\uff0c\u6ca1\u6709\u5fc5\u8981\u641e\u4e24\u5957\u6807\u51c6 \u6240\u4ee5\u540e\u9762\u53c8\u8003\u8651\u5408\u5e76\uff0c\u7531\u4e8eUCS \u6700\u521d\u8bbe\u8ba1\u7684\u662f 31 \u4f4d\u7f16\u7801\u7a7a\u95f4(UCS-4\u7f16\u7801\u5b9e\u73b0)\uff0c\u53ef\u4ee5\u5bb9\u7eb3 2^31 \u7ea6 21 \u4ebf\u4e2a\u5b57\u7b26\uff0c\u800cUnicode\u662f16\u4f4d\u7a7a\u95f4\uff08UTF-16\u7f16\u7801\u5b9e\u73b0\uff09\uff0c\u6240\u4ee5\u6700\u5f00\u59cbUnicode \u6253\u7b97\u4f5c\u4e3a UCS \u7684\u771f\u5b50\u96c6\uff0c\u5373 Unicode \u4e2d\u7684\u6bcf\u4e2a\u5b57\u7b26\u90fd\u5b58\u5728\u4e8e UCS \u4e2d\uff0c\u800c\u4e14\u4e24\u8005\u7684\u7801\u70b9\u76f8\u540c\uff0c\u4f46 UCS \u4e2d\u7684\u5b57\u7b26\uff08\u7f16\u53f7\u8d85\u8fc765,536\u7684\uff09\u5219\u4e0d\u4e00\u5b9a\u5b58\u5728\u4e8e Unicode \u4e2d\u3002\u00a0\u4e0d\u8fc7\u7531\u4e8e\u53cc\u65b9\u5229\u76ca\u5173\u7cfb\u5e76\u6ca1\u6709\u8bf4\u8c01\u89e3\u6563\u8c01\uff0c\u6700\u540e\u53cc\u65b9\u4f5c\u51fa\u4e00\u4e9b\u59a5\u534f\u4fdd\u6301\u4e00\u81f4\u5171\u540c\u53d1\u5c55\uff0c\u4e24\u4e2a\u6807\u51c6\u4e2d\u76f8\u540c\u5b57\u7b26\u7684\u7f16\u7801\uff08\u7801\u70b9\uff09\u5fc5\u987b\u662f\u4e00\u6837\u7684\uff0c\u8fd9\u662f\u4e00\u4e2a\u5c41\u80a1\u51b3\u5b9a\u8111\u888b\u7684\u51b3\u7b56\uff0c\u5982\u679c\u6700\u521dUnicode\u77e5\u9053UCS\u7684\u5b58\u5728\uff0c\u5c31\u4e0d\u4f1a\u518d\u51fa\u73b0Unicode\u4e86\u3002\u5f53\u7136\u5408\u5e76\u5de5\u4f5c\u4e0d\u662f\u4e00\u8e74\u800c\u5c31\u7684\u800c\u662f\u7ecf\u8fc7\u591a\u8f6e\u8fed\u4ee3\uff0c ISO\/IEC \u548c Unicode\u5728 1993 \u5e74\u53d1\u5e03\u4e86\u7b2c\u4e00\u7248\u76f8\u4e92\u517c\u5bb9\u7248\u672c\uff0c\u5230\u4e86 1996\u5e74Unicode 2.0\u6807\u51c6\u53d1\u5e03\u65f6\uff0cUnicode \u5b57\u7b26\u96c6\u548c UCS \u5b57\u7b26\u96c6\uff08\u5373 ISO\/IEC 10646-1 \uff09\u57fa\u672c\u4fdd\u6301\u4e86\u4e00\u81f4\uff0c\u540c\u65f6Unicode\u4e3a\u4e86\u8ddfUCS\u7684\u56db\u5b57\u8282\u4fdd\u6301\u4e00\u81f4\u63a8\u51fa\u4e86UTF-32\u7f16\u7801\u5b9e\u73b0\uff0cUCS\u4e3a\u4e86\u8ddfUnicode\u7684\u4e24\u5b57\u8282\u4fdd\u6301\u4e00\u81f4\u63a8\u51fa\u4e86UCS-2\u7f16\u7801\u5b9e\u73b0\u3002\u6240\u4ee5\u73b0\u5728\u6211\u4eec\u53ef\u4ee5\u8ba4\u4e3aUCS\u548cUnicode\u662f\u540c\u4e00\u4e2a\u4e1c\u897f\uff0c\u6bd4\u5982\u6211\u4eec\u5e38\u89c1\u7684java\u5185\u90e8\u8fd0\u884c\u5c31\u91c7\u7528\u7684\u662fUTF-16\u7f16\u7801\uff0c\u800cwindow\u64cd\u4f5c\u7cfb\u7edf\u91c7\u7528\u7684\u662fUCS-2\uff0c\u4ed6\u4eec\u90fd\u662f\u540c\u4e00\u4e2aUnicode\u6807\u51c6\u3002\u2192\u00a0\u4e3a\u4ec0\u4e48\u8fd9\u91cc\u4f7f\u7528\u7684\u662f2\u5b57\u8282\u7f16\u7801\uff0c\u800c\u4e0d\u662f4\u5b57\u8282\u5462\uff1f\u5148\u7559\u4e2a\u60ac\u5ff5\uff0c\u540e\u7eed\u4f1a\u8be6\u7ec6\u8bb2\u89e3\u00a0UTF-16(Java\u5185\u90e8\u7f16\u7801)UTF\u662fUnicode Transfer Format\u7684\u7f29\u5199\uff0c\u5373\u628aUnicode\u8f6c\u505a\u67d0\u79cd\u683c\u5f0f\u7684\u610f\u601d\uff0c\u6240\u4ee5UTF-16\u662fUnicode\u7f16\u7801\u91cc\u7684\u5176\u4e2d\u4e00\u79cd\u5b9e\u73b0\u65b9\u5f0f\uff0c16\u4ee3\u8868\u7684\u662f\u5b57\u8282\u4f4d\u6570\uff0c\u5360\u4e24\u4e2a\u5b57\u8282\uff08UTF-32\u5219\u8868\u793a4\u4e2a\u5b57\u8282\uff09\u3002Unicode\u00a0\u8bbe\u8ba1\u4e4b\u521d\u662f\u91c7\u7528UTF-16\u8fd9\u79cd\u53cc\u5b57\u8282\u5b9a\u957f\u7f16\u7801\u7684\uff0c\u5176\u5b57\u7b26\u7f16\u53f7\u5c31\u662f\u5bf9\u5e94\u7684\u4e8c\u8fdb\u5236\u7f16\u53f7\uff0c\u4e5f\u5c31\u662f\u8bf4\u7b2c\u4e8c\u5c42\u7684CCS\u548c\u7b2c\u4e09\u5c42\u7684CEF\u662f\u4e00\u81f4\u7684\u3002\u6bd4\u5982\u6c49\u5b57\u300c\u4e07\u300d\u7684 Unicode \u7801\u70b9\u662f \u300cU+4E07\u300d\uff0c\u5176\u4e8c\u8fdb\u5236\u5e8f\u5217\u5c31\u662f\u76f4\u8bd1\u7684\u300c0100 1110 0000 0111 \u300d\uff0c\u8fd9\u79cd\u7f16\u7801\u65b9\u5f0f\u7684\u4f18\u70b9\u662f\u9ad8\u6548\uff0c\u4e0d\u9700\u8981\u68c0\u67e5\u6807\u5fd7\u4f4d\uff0c\u4f46\u7f3a\u70b9\u662f\u4e0d\u517c\u5bb9ASCII\uff0cASCII\u7f16\u7801\u7684\u6587\u672c\u90fd\u4f1a\u663e\u793a\u4e71\u7801\u3002\u00a0\u4e0d\u8fc7\u540e\u6765Unicode\u8054\u76df\u53d1\u73b0 16 \u4f4d\u7f16\u7801\u7a7a\u95f4\u6839\u672c\u4e0d\u591f\u7528\uff0c\u4e0e\u6b64\u540c\u65f6 ISO\/IEC\u7ec4\u7ec7\u4e5f\u89c9\u5f97 UCS\u7684 32 \u4f4d\u7f16\u7801\u7a7a\u95f4\u592a\u591a\u4e86\uff0c\u5b9e\u9645\u4e2d\u6839\u672c\u6ca1\u6709\u51e0\u5341\u4ebf\u5b57\u7b26\uff0c\u4e5f\u633a\u6d6a\u8d39\u7a7a\u95f4\u7684\uff0c\u6240\u4ee5\u6700\u7ec8 Unicode \u8054\u76df\u548c ISO\/IEC \u5de5\u4f5c\u7ec4\u8fbe\u6210\u4e00\u81f4\uff1a\u4e24\u8005\u4f7f\u7528\u7edf\u4e00\u7684\u7f16\u7801\u7a7a\u95f4\u300c 0000 ~ 10FFFF\u300d\uff08\u5373 UCS \u4fdd\u8bc1\u6c38\u8fdc\u4e0d\u5206\u914d\u5927\u4e8e 10FFFF \u7684\u5b57\u7b26\u7801\u70b9\uff09\uff0c\u800c\u4e14\u53cc\u65b9\u5728\u5b57\u7b26\u7f16\u7801\u4e0a\u4fdd\u6301\u540c\u6b65\uff0c\u5373\u4e00\u65b9\u6807\u51c6\u4e2d\u589e\u52a0\u4e86\u5b57\u7b26\uff0c\u4e5f\u8981\u901a\u77e5\u53e6\u4e00\u65b9\u540c\u6b65\u3002\u4e8e\u662fUnicode\u5728UTF-16\u57fa\u7840\u4e0a\u62d3\u5c55\u7f16\u7801\u7a7a\u95f4\u5230 21 \u4f4d\uff0cUCS\u5219\u641e\u4e86\u4e00\u4e2a\u53cc\u5b57\u8282\u7684UCS-2\u7f16\u7801\u5b9e\u73b0\u3002\u00a0\u2192\u00a0UTF-16 \u7f16\u7801\u662f\u53cc\u5b57\u8282\u7684\uff0c\u4e0a\u9650\u4e5f\u53ea\u67096w\u591a\u4e2a\u7801\u70b9\uff0c\u600e\u4e48\u8ba9\u4ed6\u652f\u6301\u523010FFFF(100w+)\u4e2a\u7801\u70b9\u5462\uff1f\u672c\u8d28\u5c31\u662f\u591a\u52a0\u51e0\u4e2a\u5b57\u8282\u6765\u8868\u793a\u66f4\u591a\u7684\u5b57\u7b26\uff0c\u53ea\u662fUTF-16\u4e0d\u50cfUCS\u90a3\u6837\u91c7\u7528\u5b9a\u957f4\u5b57\u8282\uff0c\u800c\u662f\u4f7f\u7528\u53d8\u957f\u7684\u5f62\u5f0f\uff0c\u4f46\u662f\u8fd9\u4e2a\u8ddfUTF-8\u53d8\u957f\u65b9\u5f0f\u53c8\u4e0d\u592a\u4e00\u6837\uff0c\u4ed6\u662f\u91c7\u7528\u4ee3\u7406\u5bf9\u7684\u65b9\u5f0f\u5b9e\u73b0\uff0c\u5927\u90e8\u5206\u5e38\u7528\u5b57\u7b26\u7528\u4e00\u4e2a\u7801\u5143\u8868\u793a(\u5b9a\u957f2\u4e2a\u5b57\u8282)\uff0c\u5176\u4ed6\u6269\u5c55\u7684\u7279\u6b8a\u5b57\u7b26\u7528\u4e24\u4e2a\u7801\u5143\u8868\u793a(\u5b9a\u957f4\u5b57\u8282)\u3002\u00a0\u4ee3\u7406\u5bf9UTF-16\u8ddfUTF-8\u3001GB\u7cfb\u5217\u7b49\u90fd\u7b97\u662f\u53d8\u957f\u5b57\u8282\uff0c\u4f46\u662f\u8bbe\u8ba1\u521d\u8877\u5374\u4e0d\u4e00\u6837\uff0c\u50cfGBK\u662f\u4e3a\u4e86\u517c\u5bb9ASCII\uff0c\u4f46\u662fUTF-16\u4e00\u5f00\u59cb\u5c31\u6ca1\u8003\u8651\u8981\u517c\u5bb9ASCII\uff0c\u6240\u4ee5\u4ed6\u7684\u53d8\u957f\u662f\u4e3a\u4e86\u8282\u7ea6\u5b58\u50a8\u7a7a\u95f4\u800c\u91c7\u7528\u7684\u81ea\u7136\u589e\u957f\u65b9\u6848\uff0c\u5f53\u7a7a\u95f4\u4e0d\u591f\u7684\u65f6\u5019\u589e\u957f\u52304\u4e2a\u5b57\u8282\u3002\u90a3\u95ee\u9898\u6765\u4e86\uff0c\u6211\u600e\u4e48\u77e5\u9053\u5b58\u50a8\u76844\u4e2a\u5b57\u8282\u662f\u8868\u793a\u4e00\u4e2a\u5b57\u7b26\uff0c\u8fd8\u662f\u4e24\u4e2a\u5b57\u7b26\u5462\uff1f\u6bd4\u5982\u5f53\u7a0b\u5e8f\u9047\u5230\u5b57\u8282\u5e8f\u521701001110 00101101 01010110 11111101\u65f6\uff0c\u5230\u5e95\u662f\u5224\u65ad\u6210\u4e00\u4e2a\u5b57\u7b26\u8fd8\u662f\u4e24\u4e2a\u5b57\u7b26\uff1f\u8fd9\u5c31\u9700\u8981\u4e00\u4e2a\u524d\u5bfc\u8bc6\u522b\uff0c\u6bd4\u5982GB2312\u8bc6\u522b\u7b2c\u4e00\u4e2a\u5b57\u8282\u9ad8\u4f4d\u662f\u4e0d\u662f1\u6765\u5224\u65ad\u662f\u5355\u5b57\u8282\u8fd8\u662f\u53cc\u5b57\u8282\uff0c\u4f46\u662fUTF-16\u7684\u9ad8\u4f4d1\u5df2\u7ecf\u88ab\u7528\u6765\u7f16\u7801\u4e86\uff0c\u5f53\u7136\u8fd9\u4e5f\u96be\u4e0d\u5012\u6211\u4eec\uff0c\u7b2c\u4e00\u4f4d\u88ab\u7528\u4e86\u90a3\u4e48\u5c31\u7528\u524d\u51e0\u4f4d\u7684\u7ec4\u5408\u5f62\u5f0f\u3002\u00a0UTF-16\u91c7\u7528\u4e86\u4ee3\u7406\u5bf9\u6765\u89e3\u51b3\uff0c\u4e5f\u5c31\u662f\u9ad8\u534a\u533a\u7f16\u7801\uff08\u524d\u4e24\u4e2a\u5b57\u8282\uff09\u8303\u56f4D800-DBFF\uff08\u79f0\u4e3a\u4ee3\u7406\u7801\u70b9\uff09\uff0c\u4f4e\u534a\u533a\u7f16\u7801\uff08\u540e\u4e24\u4e2a\u5b57\u8282\uff09\u8303\u56f4DC00-DFFF\uff0c\u7ec4\u6210\u4e00\u4e2a\u56db\u4e2a\u5b57\u8282\u8868\u793a\u7684\u5b57\u7b26\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702406\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u4e0a\u8ff0\u524d\u5bfc6\u4f4d\u7ec4\u5408\u4e5f\u662f\u6709\u8bb2\u7a76\u7684\uff0cISO\u7ec4\u7ec7\u8981\u6c42\u7f16\u53f7\u8303\u56f4\u662f0~10FFFF()\uff0c\u4e5f\u5c31\u662f\u8bf4\u752820\u4f4d\u5c31\u53ef\u4ee5\u8868\u793a10FFFF\u4e2a\u5b57\u7b26\uff0c\u5bf9\u4e8e\u53cc\u7801\u5143\u5c31\u662f\u6bcf\u4e2a\u7801\u5143\u5404\u81ea\u8d1f\u8d2310\u4f4d\uff0c\u4e00\u4e2a\u7801\u5143\u662f16\u4f4d\uff0c\u6570\u5b57\u4f4d\u5360\u53bb10\u4f4d\u540e\uff0c\u5269\u4e0b\u76846\u4f4d\u505a\u4e3a\u524d\u5bfc\u4f4d\u3002\u00a0\u5f53UTF-16\u4f7f\u7528\u4e00\u4e2a\u7801\u5143\u8868\u793a\u7684\u65f6\u5019\uff0cUnicode\u5b57\u7b26\u7f16\u53f7\u8ddf\u7801\u5143\u5e8f\u5217\u662f\u7b49\u503c\u6620\u5c04\u7684\uff0c\u4f46\u662f\u5f53\u91c7\u7528\u53cc\u7801\u5143\u540e\uff0c\u5b57\u7b26\u7f16\u53f7\u8ddf\u7801\u5143\u5e8f\u5217\u5c31\u9700\u8981\u8f6c\u6362\u4e86\uff0c\u4e0b\u9762\u662f\u7801\u5143\u548cUnicode\u7f16\u53f7\u503c\u4e4b\u95f4\u7684\u8ba1\u7b97\u516c\u5f0f\uff1a<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702407\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u6362\u7b97\u7801\u5143\u5e8f\u5217(CH\u9ad8\u534a\u533a\/CL\u4f4e\u534a\u533a)<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702408\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u6362\u7b97\u5b57\u7b26\u7f16\u53f7(CH\u9ad8\u534a\u533a\/CL\u4f4e\u534a\u533a)\u00a0\u5e73\u9762\u7a7a\u95f4UTF-16\u628a\u7f16\u7801\u7a7a\u95f40000 ~ 10FFFF\u5207\u6210\u4e8617\u4e2a\u5e73\u9762\uff0c\u5176\u5b9e\u5c31\u662f\u5212\u5206\u621017\u4e2a\u533a\u5757\uff0c\u6bcf\u4e2a\u5e73\u9762\u7a7a\u95f4\u7801\u70b9\u6570\u90fd\u662f=65536\u4e2a\uff0c\u7b2c\u4e00\u4e2a\u5e73\u9762\u79f0\u4e3a\u57fa\u672c\u591a\u8bed\u8a00\u5e73\u9762\uff08Basic Multilingual Plane\uff0c\u7b80\u79f0BMP\uff09\uff0c\u8fd9\u4e2a\u5e73\u9762\u6db5\u76d6\u4e86\u5f53\u4eca\u4e16\u754c\u4e0a\u6700\u5e38\u7528\u7684\u5b57\u7b26\uff0c\u56fa\u5b9a\u4f7f\u7528\u5b9a\u957f\u4e24\u4e2a\u5b57\u8282\uff0c\u9664\u6b64\u4e4b\u5916\u7684\u5b57\u7b26\u90fd\u653e\u5230\u589e\u8865\u5e73\u9762\u91cc\uff0c\u90fd\u662f\u4f7f\u7528\u4e24\u4e2a\u7801\u5143\u7684\u5b9a\u957f4\u4e2a\u5b57\u8282\uff0c\u4e0b\u9762\u662f\u5404\u4e2a\u5e73\u9762\u7684\u7528\u9014<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702409\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u589e\u8865\u5e73\u9762\u7684\u7f16\u53f7\u662f\u91c7\u7528\u53cc\u7801\u51434\u4e2a\u5b57\u8282\u6765\u8868\u793a\u7684\uff0c\u53bb\u9664\u4ee3\u7406\u5bf9\u4e4b\u540e\u6709\u6548\u4f4d\u6570\u662f20\u4f4d\uff0c\u7136\u540e\u5c06\u8fd920\u4f4d\u7684\u7f16\u53f7\u518d\u5212\u621016\u4e2a\u5e73\u9762\u533a\u57df\uff0c\u5176\u4e2d\u9ad8\u534a\u533a\u7684\u6570\u5b57\u4f4d\u91cc\u53d6\u51fa4\u4f4d\u8868\u793a\u5e73\u9762\uff0c\u5269\u4e0b\u768416\u4f4d\u8868\u793a\u6bcf\u4e2a\u5e73\u9762\u53ef\u4ee5\u8868\u793a\u7684\u5b57\u7b26\u6570\u4e5f\u5c31\u662f2\u768416\u6b21\u65b965536\u4e2a\uff08\u4e24\u4e2a\u5b57\u8282\u5927\u5c0f\uff09<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702410\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>UTF-16\u53ef\u770b\u6210\u662fUCS-2\u7684\u7236\u96c6\u3002\u5728\u6ca1\u6709\u8f85\u52a9\u5e73\u9762\u524d\uff0cUTF-16\u4e0eUCS-2\u6240\u6307\u7684\u662f\u540c\u4e00\u7684\u610f\u601d\u3002\u4f46\u5f53\u5f15\u5165\u8f85\u52a9\u5e73\u9762\u5b57\u7b26\u540e\uff0c\u5c31\u79f0\u4e3aUTF-16\u4e86\u3002\u00a0\u5b57\u8282\u5e8f\u5b57\u8282\u5e8f\u987e\u540d\u601d\u4e49\u662f\u6307\u5b57\u8282\u7684\u987a\u5e8f\uff0c\u5bf9\u4e8e\u5355\u5b57\u8282\u7f16\u7801\u6765\u8bf4\uff0c\u4e00\u4e2a\u5b57\u7b26\u5bf9\u5e94\u4e00\u4e2a\u5b57\u8282\uff0c\u4e5f\u5c31\u4e0d\u5b58\u5728\u5b57\u8282\u5e8f\u95ee\u9898\uff1b\u4f46\u662f\u5bf9\u4e8eUTF-16\u8fd9\u79cd\u5b9a\u957f\u591a\u5b57\u8282\u7f16\u7801\uff0c\u5c31\u6709\u5b57\u8282\u987a\u5e8f\u95ee\u9898\u4e86\u3002\u5b57\u8282\u5e8f\u5176\u5b9e\u8ddf\u64cd\u4f5c\u7cfb\u7edf\u548c\u5e95\u5c42\u786c\u4ef6\u6709\u5173\uff0c\u4e0d\u4ec5\u53ea\u662fUTF-16\u8fd9\u79cd\u591a\u5b57\u8282\u7f16\u7801\u5b58\u5728\u5b57\u8282\u5e8f\uff0c\u53ea\u8981\u662f\u591a\u5b57\u8282\u7c7b\u578b\u7684\u6570\u636e\u90fd\u5b58\u5728\u5b57\u8282\u987a\u5e8f\u95ee\u9898\uff0c\u6bd4\u5982short\u3001int\u3001long\u3002\u00a0\u4e3a\u4e86\u65b9\u4fbf\u8bf4\u660e\uff0c\u6211\u4eec\u8fd9\u91cc\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u6bd4\u5982\u5b58\u4e00\u4e2a\u6574\u6570\u503c\u300c305419896\u300d\u5bf9\u5e9416\u8fdb\u5236\u662f0x12345678\uff0c\u6709\u4eba\u4e60\u60ef\u4ece\u5de6\u5230\u53f3\u6309\u987a\u5e8f\u53bb\u5b58\uff0c\u4e5f\u6709\u4eba\u8bf4\u9ad8\u4f4d\u5f53\u7136\u8981\u653e\u5230\u9ad8\u4f4d\u5730\u5740\u800c\u4f4e\u4f4d\u653e\u5230\u4f4e\u4f4d\u5730\u5740\uff0c\u8981\u4ece\u53f3\u5f80\u5de6\u5b58\u3002\u4e8e\u662f\u5c31\u6709\u4e86\u4e0b\u9762\u4e24\u79cd\u5b58\u53d6\u65b9\u5f0f\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702411\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u5176\u5b9e\u8fd9\u4e24\u79cd\u65b9\u5f0f\u6ca1\u6709\u5b70\u4f18\u5b70\u52a3\uff0c\u53ea\u662f\u6211\u4eec\u8ba4\u77e5\u4e60\u60ef\u6709\u6240\u4e0d\u540c \u6700\u7ec8\u7684\u8bbe\u8ba1\u4e0d\u540c\uff0c\u8bf4\u6765\u8fd9\u90fd\u662f\u963f\u62c9\u4f2f\u4eba\u7684\u9505\u554a\uff0c\u4e3a\u4ec0\u4e48\u6570\u5b57\u9ad8\u4f4d\u975e\u8981\u5728\u5de6\u8fb9\uff0c\u8fd9\u4e5f\u5f15\u8d77\u4e86\u8457\u540d\u7684\u5927\u5c0f\u7aef\u4e4b\u4e89\u3002\u00a0\u56e0\u6b64\u5b57\u8282\u5e8f\u4e5f\u5c31\u6709\u4e86\u5927\u7aef\u548c\u5c0f\u7aef\u7684\u6982\u5ff5\uff0c\u4e5f\u5f62\u6210\u4e86\u5404\u81ea\u7684\u9635\u8425\uff0c\u6bd4\u5982Windows\u3001FreeBSD\u3001Linux \u662f\u5c0f\u7aef\u5e8f\uff0cMac\u662f\u5927\u7aef\u5e8f\u3002\u5176\u5b9e\u5927\u5c0f\u7aef\u5e8f\u5e76\u6ca1\u6709\u6280\u672f\u4e0a\u7684\u597d\u574f\u4e4b\u5206\u3002\u5c0f\u7aef\u5e8f( Little-Endian)\u5c31\u662f\u4f4e\u4f4d\u5b57\u8282\uff08\u5373\u5c0f\u7aef\u5b57\u8282\u3001\u5c3e\u7aef\u5b57\u8282\uff09\u5b58\u653e\u5728\u5185\u5b58\u7684\u4f4e\u5730\u5740\uff0c\u800c\u9ad8\u4f4d\u5b57\u8282\uff08\u5373\u5927\u7aef\u5b57\u8282\u3001\u5934\u7aef\u5b57\u8282\uff09\u5b58\u653e\u5728\u5185\u5b58\u7684\u9ad8\u5730\u5740\u3002\u5927\u7aef\u5e8f(Big-Endian )\u5c31\u662f\u9ad8\u4f4d\u5b57\u8282\uff08\u5373\u5927\u7aef\u5b57\u8282\u3001\u5934\u7aef\u5b57\u8282\uff09\u5b58\u653e\u5728\u5185\u5b58\u7684\u4f4e\u5730\u5740\uff0c\u4f4e\u4f4d\u5b57\u8282\uff08\u5373\u5c0f\u7aef\u5b57\u8282\u3001\u5c3e\u7aef\u5b57\u8282\uff09\u5b58\u653e\u5728\u5185\u5b58\u7684\u9ad8\u5730\u5740\u3002\u00a0UTF-8\u7b80\u4ecb&#038;\u89c4\u5219Unicode\u8fd8\u662fUCS\u6700\u521d\u90fd\u662f\u91c7\u7528\u591a\u5b57\u8282\u5b9a\u957f\u7f16\u7801\uff0c\u7531\u4e8e\u6ca1\u6709\u517c\u5bb9\u73b0\u6709\u7684 ASCII \u6807\u51c6\u7684\u6587\u4ef6\u548c\u8f6f\u4ef6\uff0c\u65b0\u6807\u51c6\u5f88\u96be\u88ab\u63a8\u5e7f\uff0c\u4e8e\u662f\u517c\u5bb9ASCII\u7248\u672c\u7684UTF-8\u5c31\u8bde\u751f\u4e86\u3002UTF-8\uff088-bit Unicode Transformation Format\uff09\u662f\u4e00\u79cd\u9488\u5bf9Unicode\u7684\u53ef\u53d8\u957f\u5ea6\u5b57\u7b26\u7f16\u7801\uff0c\u662f\u73b0\u4ee3\u5b57\u7b26\u7f16\u7801\u6a21\u578b\u4e2d\u7684\u7b2c\u4e09\u5c42 CEF \u3002\u5b83\u53ef\u4ee5\u7528\u4e00\u81f3\u56db\u4e2a\u5b57\u8282\u5bf9 Unicode \u5b57\u7b26\u96c6\u4e2d\u7684\u6240\u6709\u6709\u6548\u7f16\u7801\u70b9\u8fdb\u884c\u7f16\u7801\uff0c\u5c5e\u4e8eUnicode\u6807\u51c6\u7684\u4e00\u90e8\u5206\uff0cUTF-8 \u5c31\u662f\u4e3a\u4e86\u89e3\u51b3\u5411\u540e\u517c\u5bb9 ASCII \u7801\u800c\u8bbe\u8ba1\uff0cUnicode \u4e2d\u524d 128 \u4e2a\u5b57\u7b26\uff08\u4e0e ASCII \u7801\u4e00\u4e00\u5bf9\u5e94\uff09\uff0c\u4f7f\u7528\u4e0e ASCII \u7801\u76f8\u540c\u7684\u4e8c\u8fdb\u5236\u503c\u7684\u5355\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\uff0c\u8fd9\u4f7f\u5f97\u539f\u6765\u5904\u7406 ASCII \u5b57\u7b26\u7684\u8f6f\u4ef6\u65e0\u987b\u6216\u53ea\u987b\u505a\u5c11\u90e8\u5206\u4fee\u6539\uff0c\u5373\u53ef\u7ee7\u7eed\u4f7f\u7528\u3002\u56e0\u6b64\uff0c\u5b83\u9010\u6e10\u6210\u4e3a\u7535\u5b50\u90ae\u4ef6\u3001\u7f51\u9875\u53ca\u5176\u4ed6\u5b58\u50a8\u6216\u53d1\u9001\u6587\u5b57\u4f18\u5148\u91c7\u7528\u7684\u7f16\u7801\u65b9\u5f0f\u3002 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0\u2014\u2014 \u7ef4\u57fa\u767e\u79d1\u00a0UTF-8\u9700\u8981\u517c\u5bb9ASCII\uff0c\u6240\u4ee5\u4e5f\u9700\u8981\u6709\u524d\u7f00\u7801\u6765\u63a7\u5236\uff0c\u524d\u7f00\u89c4\u5219\u5982\u4e0b\uff1a\u5982\u679c\u9996\u5b57\u8282\u4ee5 0 \u5f00\u5934\uff0c\u5219\u662f\u5355\u5b57\u8282\u7f16\u7801\uff08\u5373\u5355\u4e2a\u5355\u5b57\u8282\u7801\u5143\uff09\uff1b\u5982\u679c\u9996\u5b57\u8282\u4ee5 110 \u5f00\u5934\uff0c\u5219\u662f\u53cc\u5b57\u8282\u7f16\u7801\uff08\u5373\u7531\u4e24\u4e2a\u5355\u5b57\u8282\u7801\u5143\u6240\u7ec4\u6210\u7684\u53cc\u7801\u5143\u5e8f\u5217\uff09\uff1b\u5982\u679c\u9996\u5b57\u8282\u4ee5 1110 \u5f00\u5934\uff0c\u5219\u662f\u4e09\u5b57\u8282\u7f16\u7801\uff08\u5373\u7531\u4e09\u4e2a\u5355\u5b57\u8282\u7801\u5143\u6240\u7ec4\u6210\u7684\u4e09\u7801\u5143\u5e8f\u5217\uff09\uff0c\u4ee5\u6b64\u7c7b\u63a8\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702412\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u7406\u8bba\u4e0aUTF-8\u53d8\u957f\u53ef\u4ee5\u8d85\u8fc74\u4e2a\u5b57\u8282\uff0c\u53ea\u662fUnicode\u8054\u76df\u89c4\u8303\u4e0a\u9650\u662f10FFFF\uff0c\u6240\u4ee5UTF-8\u89c4\u5219\u8bbe\u8ba1\u4e0a\u4e5f\u9650\u5236\u4e86\u5927\u5c0f\u3002\u00a0\u7a0b\u5e8f\u7b97\u6cd5\u7528\u6587\u5b57\u4e0d\u592a\u597d\u63cf\u8ff0\u7b97\u6cd5\u7ed3\u6784\uff0c\u6211\u4eec\u5c31\u76f4\u63a5\u6765\u6b23\u8d4f\u4e00\u4e0bUTF-8\u9f3b\u7956\u5199\u7684\u8fd9\u6bb5\u89e3\u6790\u4ee3\u7801\uff0c\u8fd9\u662fKen \u548c Rob \u7528\u4e00\u4e2a\u665a\u4e0a\u5199\u51fa\u6765\u7684\u7f16\u89e3\u7801\u7b97\u6cd5\uff0c\u4ee3\u7801\u975e\u5e38\u7b80\u77ed\u7cbe\u70bc\uff0c\u4e3a\u4e86\u65b9\u4fbf\u9605\u8bfb\u6211\u52a0\u4e86\u6ce8\u91ca\u89e3\u8bfb\u3002typedef<br \/>struct<br \/>{<br \/>  int   cmask; \/\/\u524d\u7f00\u7801\u63a9\u7801<br \/>  int   cval;  \/\/\u524d\u7f00\u7801<br \/>  int   shift; \/\/\u79fb\u52a8\u4f4d\u6570<br \/>  long  lmask; \/\/Unicode\u503c\u63a9\u7801<br \/>  long  lval;  \/\/Unicode\u4e0b\u9650\u503c<br \/>} Tab;<\/p>\n<p>static<br \/>Tab  tab[] =<br \/>{<br \/>  0x80, 0x00, 0<em>6, 0x7F,       0,         \/<\/em> 1 byte sequence *\/<br \/>  0xE0, 0xC0, 1<em>6, 0x7FF,      0x80,      \/<\/em> 2 byte sequence *\/<br \/>  0xF0, 0xE0, 2<em>6, 0xFFFF,     0x800,     \/<\/em> 3 byte sequence *\/<br \/>  0xF8, 0xF0, 3<em>6, 0x1FFFFF,   0x10000,   \/<\/em> 4 byte sequence *\/<br \/>  0xFC, 0xF8, 4<em>6, 0x3FFFFFF,  0x200000,  \/<\/em> 5 byte sequence *\/<br \/>  0xFE, 0xFC, 5<em>6, 0x7FFFFFFF, 0x4000000, \/<\/em> 6 byte sequence *\/<br \/>  0, \/<em> end of table <\/em>\/<br \/>};\/**<\/p>\n<ul>\n<li>\u628a\u4e00\u4e2a\u591a\u5b57\u8282\u5e8f\u5217\u8f6c\u6362\u4e3a\u4e00\u4e2a\u5bbd\u5b57\u7b26<\/li>\n<li><\/li>\n<li>@param p \u5b58\u653e\u8ba1\u7b97\u540e\u7684unicode\u503c<\/li>\n<li>@param s \u9700\u8981\u89e3\u6790\u7684UTF-8\u5b57\u8282\u5e8f\u5217<\/li>\n<li>@param n \u5b57\u8282\u957f\u5ea6<\/li>\n<li>\n<p>@return \u89e3\u6790\u7684\u5b57\u8282\u957f\u5ea6<br \/>*\/<br \/>int mbtowc(wchar_t <em>p, char <\/em>s, size_t n)<br \/>{<br \/>long l;  int c0, c, nc;  Tab *t;<br \/>if(s == 0) return 0;<br \/>nc = 0;<br \/>\/\/\u5f02\u5e38\u6821\u9a8c(\u53ef\u4e0d\u7528\u5173\u6ce8)<br \/>if(n &lt;= nc) return -1;<br \/>\/\/c0 \u6b64\u5904\u5907\u4efd\u4e00\u4e0b\u9996\u5b57\u8282\uff0c\u540e\u7eed\u9700\u8981\u7528\u5230\u524d\u7f00\u7801<br \/>c0 = *s &#038; 0xff;<br \/>\/\/l \u4fdd\u5b58 Unicode \u7ed3\u679c<br \/>l = c0;<br \/>\/<em> \u904d\u5386tab\uff0c\u4ece\u5355\u5b57\u8282\u7ed3\u6784-&gt;2\u5b57\u8282\u7ed3\u6784-&gt;..\u4f9d\u6b21\u68c0\u67e5\u627e\u5230\u5bf9\u5e94tab <\/em>\/<br \/>for(t=tab; t-&gt;cmask; t++) {<br \/>  \/\/\u5b57\u8282\u6570+1\uff0c\u5b57\u8282\u6570\u548ctab\u7ed3\u6784\u662f\u5bf9\u5e94\u7684\uff0c\u4e5f\u5c31\u662f\u5f53nc=1\u65f6 tab\u7ed3\u6784\u662f\u5355\u5b57\u8282\uff0cnc=2\u662ftab\u662f\u4e24\u5b57\u8282<br \/>  nc++;<br \/>  \/<em> \u5224\u65ad\u524d\u7f00\u7801\u8ddf\u5f53\u524d\u7684tab\u662f\u5426\u4e00\u81f4\uff0c \u5982\u679c\u4e00\u81f4\u8ba1\u7b97\u6700\u7ec8unicode\u503c\u5e76\u8fd4\u56de<\/em>\/<br \/>  if((c0 &#038; t-&gt;cmask) == t-&gt;cval) {<\/p>\n<pre><code>\/\/\u901a\u8fc7 &amp; Unicode\u6709\u6548\u503c\u63a9\u7801\uff0c\u79fb\u9664\u9ad8\u4f4d\u524d\u7f00\u7801\uff0c\u5f97\u5230\u6700\u7ec8unicode\u503c\nl &amp;= t-&gt;lmask;\n  \/\/\u5f02\u5e38\u6821\u9a8c\nif(l &lt; t-&gt;lval) return -1;\n\/\/\u4fdd\u5b58\u7ed3\u679c\u5e76\u53cd\u56de\n*p = l;\nreturn nc;<\/code><\/pre>\n<p>}<br \/>  \/\/\u5f02\u5e38\u6821\u9a8c<br \/>  if(n &lt;= nc) return -1;<br \/>  \/\/\u8bfb\u53d6\u4e0b\u4e2a\u5b57\u8282\uff1b\u5982\u679c\u4e0a\u9762\u5224\u65ad\u524d\u7f00\u7801\u4e0d\u4e00\u81f4\uff0c\u8bf4\u660e\u9700\u8981\u518d\u8bfb\u53d6\u4e0b\u4e2a\u5b57\u8282<br \/>  s++;<br \/>  \/\/\u8ba1\u7b97\u6709\u6548\u4f4d\u7684\u503c\uff0c\u76ee\u7684\u662f\u53bb\u9664UTF-8 \u7f16\u7801\u4ece\u7b2c\u4e8c\u4e2a\u5b57\u8282\u5f00\u59cb\u7684\u9ad8\u4e24\u4f4d10<br \/>  \/\/ \u4f8b\u5982 s=10101111\u30010x80=10000000 \u8ba1\u7b97\u7ed3\u679c\u662f00101111,\u8fd9\u6837\u5c31\u53bb\u9664\u4e86\u9ad8\u4f4d\u524d\u7f0010<br \/>  c = (*s ^ 0x80) &#038; 0xFF;<br \/>  \/\/\u5f02\u5e38\u6821\u9a8c<br \/>  if(c &#038; 0xC0) return -1;<br \/>  \/\/\u91cd\u65b0\u8ba1\u7b97unicode\u503c\uff0c\u6839\u636eUTF-8\u89c4\u5219c\u53ea\u6709\u4f4e 6 \u4f4d\u6709\u6548,\u6240\u4ee5\u901a\u8fc7\u79fb\u4f4d\u628ac\u586b\u5165\u5230l\u7684\u4f4e6\u4f4d<br \/>  l = (l&lt;&lt;6) | c;<br \/>}<br \/>\/\/\u8fd4\u56de\u5f02\u5e38<br \/>return -1;<br \/>}\u00a0\u5bb9\u9519\u6027\u901a\u8fc7\u4e0a\u9762\u7684\u7a0b\u5e8f\u6211\u4eec\u77e5\u9053\u89e3\u6790\u8fc7\u7a0b\u662f\u4e00\u4e2a\u5b57\u8282\u4e00\u4e2a\u5b57\u8282\u5f80\u4e0b\u5904\u7406\u7684\uff0c\u6211\u4eec\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u5982\u679c\u53d1\u751f\u5c40\u90e8\u7684\u5b57\u8282\u9519\u8bef\u3001\u4e22\u5931\uff0c\u6216\u8005\u4e2d\u95f4\u6709\u4e00\u4e2a\u5b57\u8282\u89c4\u5219\u5bf9\u4e0d\u4e0a\uff0c\u4f1a\u4e0d\u4f1a\u5f71\u54cd\u6574\u4e2a\u6587\u672c\u7684\u89e3\u6790\uff1f\u00a0\u6211\u4eec\u5148\u6765\u770b\u4e0b\u5176\u4ed6\u7f16\u7801\u7684\u5bb9\u9519\u60c5\u51b5\uff0c\u4ece\u5bf9\u4e8e\u5355\u5b57\u8282\u7684ASCII\u7801\u6765\u8bf4\uff0c\u4e22\u5931\u4e00\u4e2a\u5b57\u8282\u5c31\u4e22\u5931\u4e00\u4e2a\u5b57\u7b26\uff0c\u5e76\u4e0d\u5f71\u54cd\u540e\u7eed\u6587\u672c\u7684\u5185\u5bb9\uff0c\u6bd4\u5982Hello world\uff0c\u4e22\u5931b2\u5b57\u8282\u540e\u5185\u5bb9\u662fHllo world\u5c11\u4e2ae\u800c\u5df2\u6211\u4eec\u518d\u6765\u770bGB2312\u8fd9\u79cd\u591a\u5b57\u8282\u7f16\u7801\uff0c\u5982\u679c\u4e22\u5931\u4e86b2\u5b57\u8282\u90a3\u4e48\u6574\u4e2a\u6587\u672c\u90fd\u4e71\u5957\u4e86\uff0c\u8fd9\u662f\u6700\u7cdf\u7cd5\u7684\uff0c\u5927\u90e8\u5206\u591a\u5b57\u8282\u7f16\u7801\u90fd\u6709\u7c7b\u4f3c\u95ee\u9898\uff0c\u4e00\u65e6\u51fa\u73b0\u9519\u8bef\u53ef\u80fd\u5bfc\u81f4\u6574\u4e2a\u6587\u4ef6\u90fd\u9700\u8981\u91cd\u4f20\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702413\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br \/>\u00a0\u63a5\u4e0b\u6765\u6211\u4eec\u770b\u770bUTF-8\u662f\u5982\u4f55\u907f\u514d\u8fd9\u79cd\u201c\u4e00\u9897\u8001\u9f20\u5c4e\u574f\u4e86\u4e00\u9505\u7ca5\u201d\u7684\u60c5\u51b5\uff0cUTF-8 \u7684\u7801\u5143\u5e8f\u5217\u7684\u7b2c\u4e00\u4e2a\u5b57\u8282\u6307\u660e\u4e86\u540e\u9762\u6240\u8ddf\u5b57\u8282\u7684\u4e2a\u6570\uff0c\u6bd4\u5982\u9996\u5b57\u8282\u9ad8\u4f4d\u662f0\u5c31\u8868\u793a\u5355\u5b57\u8282\uff0c110\u8868\u793a\u603b\u5171\u4e24\u4e2a\u5b57\u8282\uff0c1110\u8868\u793a\u4e09\u4e2a\u5b57\u8282\u4f9d\u6b21\u7c7b\u63a8\uff0c\u9664\u9996\u5b57\u8282\u4e4b\u5916\u540e\u7eed\u5b57\u8282\u90fd\u662f10\u5f00\u5934\u3002\u6240\u4ee5UTF-8\u7684\u524d\u7f00\u7801\u5177\u6709\u5f88\u5f3a\u7684\u9c81\u68d2\u6027\uff0c\u5373\u4f7f\u4e22\u5931\u3001\u589e\u52a0\u3001\u6539\u53d8\u4e2a\u522b\u5b57\u8282\u4e5f\u4e0d\u4f1a\u5bfc\u81f4\u540e\u7eed\u5b57\u7b26\u5168\u90e8\u9519\u4e71\u8fd9\u6837\u7684\u4f20\u9012\u6027\u3001\u8fde\u9501\u6027\u7684\u9519\u8bef\u95ee\u9898\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/remote\/1460000042702414\" alt=\"\u56fe\u7247\" title=\"\u56fe\u7247\" loading=\"lazy\"><br 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\/>\u539f\u6587\u94fe\u63a5\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=UAOoNvnoGumg8QNZewAa4g%3D%3D.egg%2BqzY93phtR4oGnd5R82C8V7XAfeTw77AQOzRPbNbuMy1tjzIqHDrBU5IOp8qy\" rel=\"nofollow\">https:\/\/click.aliyun.com\/m\/10&#8230;<\/a><br \/>\u672c\u6587\u4e3a\u963f\u91cc\u4e91\u539f\u521b\u5185\u5bb9\uff0c\u672a\u7ecf\u5141\u8bb8\u4e0d\u5f97\u8f6c\u8f7d\u3002<\/p>\n<\/li>\n<\/ul>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042702379\">https:\/\/segmentfault.com\/a\/1190000042702379<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7b80\u4ecb\uff1a\u00a0\u6211\u4eec\u5929\u5929\u90fd\u5728\u4f7f\u7528\u5b57\u7b26\u7f16\u7801\uff0c\u4f46\u662f\u6211\u4eec\u77e5\u5176\u7136\u5374\u4e0d\u77e5\u5176\u6240\u4ee5\u7136\uff0c\u5f88\u5c11\u6709\u4eba\u80fd\u591f\u771f\u6b63\u628a\u4ed6\u8bf4\u6e05\u695a\u3002\u8fd9\u6b21\u6211\u4eec\u901a\u8fc7\u7f16\u7801\u7684 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