{"id":870,"date":"2018-07-20T09:06:29","date_gmt":"2018-07-20T01:06:29","guid":{"rendered":"https:\/\/blog.jsjs.org\/?p=870"},"modified":"2018-07-20T09:06:29","modified_gmt":"2018-07-20T01:06:29","slug":"%e3%80%90%e5%ad%97%e7%ac%a6%e7%bc%96%e7%a0%81%e3%80%91%e5%bd%bb%e5%ba%95%e7%90%86%e8%a7%a3%e5%ad%97%e7%ac%a6%e7%bc%96%e7%a0%81","status":"publish","type":"post","link":"https:\/\/blog.jsjs.org\/?p=870","title":{"rendered":"\u3010\u5b57\u7b26\u7f16\u7801\u3011\u5f7b\u5e95\u7406\u89e3\u5b57\u7b26\u7f16\u7801"},"content":{"rendered":"<p><strong>\u4e00\u3001\u524d\u8a00<\/strong><\/p>\n<p>\u5728\u89e3\u51b3\u6628\u5929\u7684\u95ee\u9898\u65f6\uff0c\u53c8\u5f15\u51fa\u4e86\u5f88\u591a\u65b0\u7684\u95ee\u9898\uff0c\u5982\u4e3a\u4ec0\u4e48\u8981\u8fdb\u884c\u7f16\u7801\uff0c\u8fd9\u4e9b\u7f16\u7801\u7684\u5173\u7cfb\u5982\u4f55\uff0c\u5982ASCII\uff0cIOS-8859-1\uff0cGB2312\uff0cGBK\uff0cUnicode\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u7b14\u8005\u60f3\u8981\u5f7b\u5e95\u7406\u89e3\u5b57\u7b26\u7f16\u7801\u80cc\u540e\u7684\u6545\u4e8b\uff0c\u9042\u8fdb\u884c\u4e86\u63a2\u7d22\uff0c\u5177\u4f53\u7b14\u8bb0\u5982\u4e0b\u3002\u5982\u56ed\u53cb\u80fd\u8bfb\u5b8c\u672c\u7bc7\u6587\u7ae0\uff0c\u6211\u76f8\u4fe1\u4f1a\u89e3\u5f00\u5f88\u591a\u7591\u60d1\u3002<\/p>\n<p><strong>\u4e8c\u3001\u5b57\u7b26\u7f16\u7801<\/strong><\/p>\n<p>2.1 \u4e3a\u4f55\u9700\u8981\u7f16\u7801\uff1f<\/p>\n<p>\u6211\u4eec\u77e5\u9053\uff0c\u6240\u6709\u7684\u4fe1\u606f\u6700\u7ec8\u90fd\u8868\u793a\u4e3a\u4e00\u4e2a\u4e8c\u8fdb\u5236\u7684\u5b57\u7b26\u4e32\uff0c\u6bcf\u4e00\u4e2a\u4e8c\u8fdb\u5236\u4f4d\uff08bit\uff09\u67090\u548c1\u4e24\u79cd\u72b6\u6001\u3002\u5f53\u6211\u4eec\u9700\u8981\u628a\u5b57\u7b26&#8217;A&#8217;\u5b58\u5165\u8ba1\u7b97\u673a\u65f6\uff0c\u5e94\u8be5\u5bf9\u5e94\u54ea\u79cd\u72b6\u6001\u5462\uff0c\u5b58\u50a8\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5b57\u7b26&#8217;A&#8217;\u752801000010\uff08\u8fd9\u4e2a\u968f\u4fbf\u7f16\u7684\uff09\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u8868\u793a\uff0c\u5b58\u5165\u8ba1\u7b97\u673a\uff1b\u8bfb\u53d6\u65f6\uff0c\u518d\u5c0601000010\u8fd8\u539f\u6210\u5b57\u7b26&#8217;A&#8217;\u3002\u90a3\u4e48\u95ee\u9898\u6765\u4e86\uff0c\u5b58\u50a8\u65f6\uff0c\u5b57\u7b26&#8217;A&#8217;\u5e94\u8be5\u5bf9\u5e94\u54ea\u4e00\u4e32\u4e8c\u8fdb\u5236\u6570\u5462\uff0c\u662f01000010\uff1f\u6216\u8005\u662f10000000 11110101\uff1f\u8bf4\u767d\u4e86\uff0c\u5c31\u662f\u9700\u8981\u4e00\u4e2a\u89c4\u5219\u3002\u8fd9\u4e2a\u89c4\u5219\u53ef\u4ee5\u5c06\u5b57\u7b26\u6620\u5c04\u5230\u552f\u4e00\u4e00\u79cd\u72b6\u6001(\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32)\uff0c\u8fd9\u5c31\u662f\u7f16\u7801\u3002\u800c\u6700\u65e9\u51fa\u73b0\u7684\u7f16\u7801\u89c4\u5219\u5c31\u662fASCII\u7f16\u7801\uff0c\u5728ASCII\u7f16\u7801\u89c4\u5219\u4e2d\uff0c\u5b57\u7b26&#8217;A&#8217;\u65e2\u4e0d\u5bf9\u5e9401000010\uff0c\u4e5f\u4e0d\u5bf9\u5e941000 0000 11110101\uff0c\u800c\u662f\u5bf9\u5e9401000001\uff08\u4e0d\u8981\u95ee\u4e3a\u4ec0\u4e48\uff0c\u8fd9\u662f\u89c4\u5219\uff09\u3002<\/p>\n<p>2.2 ASCII<\/p>\n<p>\u8fd9\u5957\u7f16\u7801\u89c4\u5219\u662f\u7531\u7f8e\u56fd\u5b9a\u5236\uff0c\u4e00\u5171\u89c4\u5b9a\u4e86128\u4e2a\u5b57\u7b26\u7684\u7f16\u7801\uff0c\u6bd4\u5982\u7a7a\u683c&#8221;SPACE&#8221;\u662f32\uff08\u5341\u8fdb\u5236\uff09\uff08\u4e8c\u8fdb\u523600100000\uff09\uff0c\u5927\u5199\u7684\u5b57\u6bcdA\u662f65\uff08\u4e8c\u8fdb\u523601000001\uff09\u3002\u8fd9128\u4e2a\u7b26\u53f7\uff08\u5305\u62ec 32\u4e2a\u4e0d\u80fd\u6253\u5370\u51fa\u6765\u7684\u63a7\u5236\u7b26\u53f7\uff09\uff0c\u53ea\u5360\u7528\u4e86\u4e00\u4e2a\u5b57\u8282\uff088 bit\uff09\u7684\u540e\u97627\u4f4d\uff0c\u6700\u524d\u9762\u76841\u4f4d\u7edf\u4e00\u89c4\u5b9a\u4e3a0\u3002\u603b\u5171\u624d\u6709128\u4e2a\u5b57\u7b26\u7f16\u7801\uff0c\u4e00\u4e2a\u5b57\u8282\u90fd\u6ca1\u6709\u7528\u5b8c\uff0c\u8fd9\u597d\u50cf\u4f3c\u4e4e\u6709\u70b9\u592a\u5c11\u4e86\u3002\u4e8e\u662f\u4e4e\uff0c\u5c31\u5f00\u59cb\u538b\u69a8\u6700\u9ad8\u4f4d\uff0c\u5bf9\u5176\u4e3a1\u65f6\u4e5f\u8fdb\u884c\u7f16\u7801\uff0c\u5229\u7528\u6700\u9ad8\u4f4d\u8fdb\u884c\u7f16\u7801\u7684\u65b9\u5f0f\u5c31\u79f0\u4e3a\u975eASCII\u7f16\u7801\uff0c\u5982ISO-8859-1\u7f16\u7801\u3002<\/p>\n<p>2.3 ISO-8859-1<\/p>\n<p>\u8fd9\u5957\u7f16\u7801\u89c4\u5219\u7531ISO\u7ec4\u7ec7\u5236\u5b9a\u3002\u662f\u5728 ASCII \u7801\u57fa\u7840\u4e0a\u53c8\u5236\u5b9a\u4e86\u4e00\u4e9b\u6807\u51c6\u7528\u6765\u6269\u5c55ASCII\u7f16\u7801\uff0c\u5373 00000000\uff080\uff09 ~ 01111111\uff08127\uff09 \u4e0eASCII\u7684\u7f16\u7801\u4e00\u6837\uff0c\u5bf9 10000000\uff08128\uff09 ~ 11111111\uff08255\uff09\u8fd9\u4e00\u6bb5\u8fdb\u884c\u4e86\u7f16\u7801\uff0c\u5982\u5c06\u5b57\u7b26\u00a7\u7f16\u7801\u6210 10100111\uff08167\uff09\u3002ISO-8859-1\u7f16\u7801\u4e5f\u662f\u5355\u5b57\u8282\u7f16\u7801\uff0c\u6700\u591a\u80fd\u591f\u8868\u793a256\u4e2a\u5b57\u7b26\u3002Latin1\u662fISO-8859-1\u7684\u522b\u540d\uff0c\u6709\u4e9b\u73af\u5883\u4e0b\u5199\u4f5cLatin-1\u3002\u4f46\u662f\uff0c\u5373\u4f7f\u80fd\u591f\u8868\u793a256\u4e2a\u5b57\u7b26\uff0c\u5bf9\u4e2d\u6587\u800c\u8a00\uff0c\u8fd8\u662f\u592a\u5c11\u4e86\uff0c\u4e00\u4e2a\u5b57\u8282\u80af\u5b9a\u4e0d\u591f\uff0c\u5fc5\u987b\u7528\u591a\u4e2a\u5b57\u8282\u8868\u793a\u3002\u4f46\u662f\uff0c\u7531\u4e8e\u662f\u5355\u5b57\u8282\u7f16\u7801\uff0c\u548c\u8ba1\u7b97\u673a\u6700\u57fa\u7840\u7684\u8868\u793a\u5355\u4f4d\u4e00\u81f4\uff0c\u6240\u4ee5\u5f88\u591a\u65f6\u5019\uff0c\u4ecd\u65e7\u4f7f\u7528 ISO8859-1\u7f16\u7801\u6765\u8868\u793a\u3002\u800c\u4e14\u5728\u5f88\u591a\u534f\u8bae\u4e0a\uff0c\u9ed8\u8ba4\u4f7f\u7528\u8be5\u7f16\u7801\u3002\u6bd4\u5982\uff0c\u867d\u7136&#8221;\u4e2d\u6587&#8221;\u4e24\u4e2a\u5b57\u4e0d\u5b58\u5728ISO8859-1\u7f16\u7801\uff0c\u4ee5GB2312\u7f16\u7801\u4e3a\u4f8b\uff0c\u5e94\u8be5\u662fD6D0 CEC4\u4e24\u4e2a\u5b57\u7b26\uff0c\u4f7f\u7528ISO8859-1\u7f16\u7801\u7684\u65f6\u5019\u5219\u5c06\u5b83\u62c6\u5f00\u4e3a4\u4e2a\u5b57\u8282\u6765\u8868\u793a\uff1aD6D0 CEC4\uff08\u4e8b\u5b9e\u4e0a\uff0c\u5728\u8fdb\u884c\u5b58\u50a8\u7684\u65f6\u5019\uff0c\u4e5f\u662f\u4ee5\u5b57\u8282\u4e3a\u5355\u4f4d\u8fdb\u884c\u5904\u7406\uff09\u3002\u800c\u5982\u679c\u662fUTF\u7f16\u7801\uff0c\u5219\u662f6\u4e2a\u5b57\u8282e4 b8 ad e6 96 87\u3002\u5f88\u660e\u663e\uff0c\u8fd9\u79cd\u8868\u793a\u65b9\u6cd5\u8fd8\u9700\u8981\u4ee5\u53e6\u4e00\u79cd\u7f16\u7801\u4e3a\u57fa\u7840\u624d\u80fd\u6b63\u786e\u663e\u793a\u3002\u800c\u5e38\u89c1\u7684\u4e2d\u6587\u7f16\u7801\u65b9\u5f0f\u6709GB2312\u3001BIG5\u3001GBK\u3002<\/p>\n<p>2.4 GB2312<\/p>\n<p>GB2312\u5176\u5bf9\u6240\u6536\u5f55\u5b57\u7b26\u8fdb\u884c\u4e86&#8221;\u5206\u533a&#8221;\u5904\u7406\uff0c\u517194\u4e2a\u533a\uff0c\u533a\u4ece1\uff08\u5341\u8fdb\u5236\uff09\u5f00\u59cb\uff0c\u4e00\u76f4\u523094\uff08\u5341\u8fdb\u5236\uff09\uff0c\u6bcf\u533a\u542b\u670994\u4e2a\u4f4d\uff0c\u4f4d\u4ece1\uff08\u5341\u8fdb\u5236\uff09\u5f00\u59cb\uff0c\u4e00\u76f4\u523094\uff08\u5341\u8fdb\u5236\uff09\uff0c\u51718836\uff0894 * 94\uff09\u4e2a\u7801\u4f4d\uff0c\u8fd9\u79cd\u8868\u793a\u65b9\u5f0f\u4e5f\u79f0\u4e3a\u533a\u4f4d\u7801\uff0cGB2312\u662f\u53cc\u5b57\u8282\u7f16\u7801\uff0c\u5176\u4e2d\u9ad8\u5b57\u8282\u8868\u793a\u533a\uff0c\u4f4e\u5b57\u8282\u8868\u793a\u4f4d\u3002\u5404\u533a\u5177\u4f53\u8bf4\u660e\u5982\u4e0b\uff1a<\/p>\n<div class=\"cnblogs_code\">\n<pre>01-09\u533a\u6536\u5f55\u9664\u6c49\u5b57\u5916\u7684682\u4e2a\u5b57\u7b26\uff0c\u6709164\u4e2a\u7a7a\u4f4d\uff089 * 94 - 682\uff09\u3002\n10-15\u533a\u4e3a\u7a7a\u767d\u533a\uff0c\u6ca1\u6709\u4f7f\u7528\u3002\n16-55\u533a\u6536\u5f553755\u4e2a\u4e00\u7ea7\u6c49\u5b57\uff08\u7b80\u4f53\uff09\uff0c\u6309\u62fc\u97f3\u6392\u5e8f\u3002\n56-87\u533a\u6536\u5f553008\u4e2a\u4e8c\u7ea7\u6c49\u5b57\uff08\u7b80\u4f53\uff09\uff0c\u6309\u90e8\u9996\/\u7b14\u753b\u6392\u5e8f\u3002\n88-94\u533a\u4e3a\u7a7a\u767d\u533a\uff0c\u6ca1\u6709\u4f7f\u7528\u3002<\/pre>\n<\/div>\n<p>\u90a3\u4e48\u6839\u636e\u533a\u4f4d\u7801\u5982\u4f55\u7b97\u51faGBK2312\u7f16\u7801\u5462\uff1f\u533a\u4f4d\u7801\u7684\u8868\u793a\u8303\u56f4\u4e3a0101 &#8211; 9494\uff08\u5305\u542b\u4e86\u7a7a\u7684\u533a\u4f4d\u7801\uff09\u3002<a href=\"http:\/\/www.qqxiuzi.cn\/zh\/hanzi-gb2312-bianma.php\" target=\"_blank\" rel=\"noopener\">\u70b9\u51fb\u8fd9\u91cc<\/a>\uff0c\u67e5\u770b\u4e2dGB2312\u7f16\u7801\u533a\u4f4d\u7801\u3002\u4e4b\u540e\u53ea\u9700\u8981\u6309\u7167\u5982\u4e0b\u89c4\u5219\u8fdb\u884c\u8f6c\u5316\u5373\u53ef\u3002<\/p>\n<p>1. \u5c06\u533a\uff08\u5341\u8fdb\u5236\uff09\u8f6c\u5316\u4e3a\u5341\u516d\u8fdb\u5236\u3002<\/p>\n<p>2. \u5c06\u8f6c\u5316\u7684\u5341\u516d\u8fdb\u5236\u52a0\u4e0aA0\uff0c\u5f97\u5230GB2312\u7f16\u7801\u7684\u9ad8\u5b57\u8282\u3002<\/p>\n<p>3. \u5c06\u4f4d\uff08\u5341\u8fdb\u5236\uff09\u8f6c\u5316\u4e3a\u5341\u516d\u8fdb\u5236\u3002<\/p>\n<p>4. \u5c06\u8f6c\u5316\u7684\u5341\u516d\u8fdb\u5236\u52a0\u4e0aA0\uff0c\u5f97\u5230GB2312\u7f16\u7801\u7684\u4f4e\u5b57\u8282\u3002<\/p>\n<p>5. \u7ec4\u5408\u533a\u548c\u4f4d\uff0c\u533a\u5728\u9ad8\u5b57\u8282\uff0c\u4f4d\u5728\u4f4e\u5b57\u8282\u3002<\/p>\n<p>6. \u5f97\u5230GB2312\u7f16\u7801\u3002<\/p>\n<p>\u5177\u4f53\u7684\u6d41\u7a0b\u56fe\u5982\u4e0b\uff1a<img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/616953\/201603\/616953-20160324193242667-939145807.png\" alt=\"\" \/><\/p>\n<p>\u4f8b\u5982\uff1a&#8217;\u674e&#8217;\u5b57\u7684\u533a\u4f4d\u7801\u4e3a3278\uff08\u8868\u793a\u572832\u533a\uff0c78\u4f4d\uff09\u30021. \u5c0632\uff08\u533a\uff09\u8f6c\u5316\u4e3a\u5341\u516d\u8fdb\u5236\u4e3a20\u30022. \u52a0\u4e0aA0\u4e3aC0\u30023. \u5c0678\uff08\u4f4d\uff09\u8f6c\u5316\u4e3a\u5341\u516d\u8fdb\u5236\u4e3a4E\u30024. \u52a0\u4e0aA0\u4e3aEE\u30025. \u7ec4\u5408\u533a\u548c\u4f4d\uff0c\u4e3aC0EE\u30026. \u5f97\u5230GB2312\u7f16\u7801\uff0c\u5373&#8217;\u674e&#8217;\u5b57\u7684GB2312\u7f16\u7801\u4e3aC0EE\u3002<\/p>\n<p>GB2312\u7528\u4e24\u4e2a\u5b57\u8282\u7f16\u7801\uff0c\u91c7\u7528\u5206\u533a\u7f16\u7801\uff0c\u603b\u5171\u7f16\u7801\u7684\u4e2d\u6587\u4e2a\u6570\u4e3a6763\uff083755 + 3008\uff09\u3002\u8fd9\u4e9b\u6c49\u5b57\u53ea\u662f\u6700\u5e38\u7528\u7684\u6c49\u5b57\uff0c\u5df2\u7ecf\u8986\u76d6\u4e2d\u56fd\u5927\u964699.75%\u7684\u4f7f\u7528\u9891\u7387\u3002\u4f46\u662f\uff0c\u8fd8\u6709\u4e00\u4e9b\u6c49\u5b57\u5728GB2312\u4e2d\u6ca1\u6709\u88ab\u7f16\u7801\uff0c\u5982&#8217;\u9555&#8217;\u5b57\uff0c\u5728GB2312\u4e2d\u5c31\u6ca1\u6709\u88ab\u7f16\u7801\uff0c\u8fd9\u6837\u5c31\u5bfc\u81f4\u4e86\u95ee\u9898\uff0c\u968f\u4e4b\u5c31\u51fa\u73b0\u4e86\u4e3b\u6d41\u7684GBK\u7f16\u7801\u3002\u5728\u8bb2\u89e3GBK\u7f16\u7801\u4e4b\u524d\uff0c\u6211\u4eec\u53e6\u5916\u8bb2\u89e3\u4e00\u4e0bBIG5\u7f16\u7801\u3002<\/p>\n<p>2.5 BIG5<\/p>\n<p>BIG5\u91c7\u7528\u53cc\u5b57\u8282\u7f16\u7801\uff0c\u4f7f\u7528\u4e24\u4e2a\u5b57\u8282\u6765\u8868\u793a\u4e00\u4e2a\u5b57\u7b26\u3002\u9ad8\u4f4d\u5b57\u8282\u4f7f\u7528\u4e860x81-0xFE\uff0c\u4f4e\u4f4d\u5b57\u8282\u4f7f\u7528\u4e860x40-0x7E\uff0c\u53ca0xA1-0xFE\u3002\u8be5\u7f16\u7801\u662f\u7e41\u4f53\u4e2d\u6587\u5b57\u7b26\u96c6\u7f16\u7801\u6807\u51c6\uff0c\u5171\u6536\u5f5513060\u4e2a\u4e2d\u6587\u5b57\uff0c\u5176\u4e2d\u6709\u4e8c\u5b57\u4e3a\u91cd\u590d\u7f16\u7801\uff0c\u5373\u201c\u5140\u3001\u5140\u201d\uff08A461\u53caC94A)\u548c\u201c\u55c0\u3001\u55c0\u201d(DCD1\u53caDDFC)\u3002\u5177\u4f53\u7684\u5206\u533a\u5982\u4e0b\uff1a<\/p>\n<div class=\"cnblogs_code\">\n<div class=\"cnblogs_code_toolbar\"><span class=\"cnblogs_code_copy\"><a title=\"\u590d\u5236\u4ee3\u7801\"><img decoding=\"async\" src=\"https:\/\/common.cnblogs.com\/images\/copycode.gif\" alt=\"\u590d\u5236\u4ee3\u7801\" \/><\/a><\/span><\/div>\n<pre>8140-A0FE \u4fdd\u7559\u7ed9\u4f7f\u7528\u8005\u81ea\u5b9a\u4e49\u5b57\u7b26\uff08\u9020\u5b57\u533a\uff09\nA140-A3BF \u6807\u70b9\u7b26\u53f7\u3001\u5e0c\u814a\u5b57\u6bcd\u53ca\u7279\u6b8a\u7b26\u53f7\u3002\u5176\u4e2d\u5728A259-A261\uff0c\u6536\u5f55\u4e86\u5ea6\u91cf\u8861\u5355\u4f4d\u7528\u5b57\uff1a\u5159\u515b\u515e\u515d\u5161\u5163\u55e7\u74e9\u7cce\u3002\nA3C0-A3FE \u4fdd\u7559\u3002\u6b64\u533a\u6ca1\u6709\u5f00\u653e\u4f5c\u9020\u5b57\u533a\u7528\u3002\nA440-C67E \u5e38\u7528\u6c49\u5b57\uff0c\u5148\u6309\u7b14\u5212\u518d\u6309\u90e8\u9996\u6392\u5e8f\u3002\nC6A1-F9DC \u5176\u5b83\u6c49\u5b57\u3002\nF9DD-F9FE \u5236\u8868\u7b26\u3002<\/pre>\n<div class=\"cnblogs_code_toolbar\"><span class=\"cnblogs_code_copy\"><a title=\"\u590d\u5236\u4ee3\u7801\"><img decoding=\"async\" src=\"https:\/\/common.cnblogs.com\/images\/copycode.gif\" alt=\"\u590d\u5236\u4ee3\u7801\" \/><\/a><\/span><\/div>\n<\/div>\n<p><a href=\"http:\/\/www.qqxiuzi.cn\/zh\/hanzi-big5-bianma.php\" target=\"_blank\" rel=\"noopener\">\u70b9\u51fb\u8fd9\u91cc<\/a>\uff0c\u67e5\u770bBIG5\u7f16\u7801\u3002\u6ce8\u610f\uff0cBIG5\u7f16\u7801\u4e0eGBK\u7f16\u7801\u6ca1\u6709\u4ec0\u4e48\u5173\u7cfb\u3002<\/p>\n<p>2.6 GBK<\/p>\n<p>GBK\u7f16\u7801\u6269\u5c55\u4e86GB2312\uff0c\u5b8c\u5168\u517c\u5bb9GB2312\u7f16\u7801\uff08\u5982&#8217;\u674e&#8217;\u5b57\u7684GBK\u3001GB2312\u7f16\u7801\u5747\u4e3aC0EE\uff09\uff0c\u4f46\u5176\u4e0d\u517c\u5bb9BIG5\u7f16\u7801\uff08&#8217;\u9577&#8217;\u5b57\u7684BIG5\u7f16\u7801\u4e3aAAF8\uff0cGBK\u7f16\u7801\u4e3aE94C\uff0c&#8217;\u674e&#8217;\u5b57\u7684BIG5\u7f16\u7801\u4e3aA7F5 \u4e0d\u7b49\u4e8eC0EE\uff09\uff0c\u5373\u5982\u679c\u4f7f\u7528GB2312\u7f16\u7801\uff0c\u4f7f\u7528GBK\u89e3\u7801\u662f\u5b8c\u5168\u6b63\u5e38\u7684\uff0c\u4f46\u662f\u5982\u679c\u4f7f\u7528BIG5\u7f16\u7801\uff0c\u4f7f\u7528GBK\u89e3\u7801\uff0c\u4f1a\u51fa\u73b0\u4e71\u7801\u3002\u76f8\u6bd4\u4e8eGB2312\u7f16\u7801\uff0cGBK\u7f16\u7801\u4e86\u66f4\u591a\u6c49\u5b57\uff0c\u5982&#8217;\u9555&#8217;\u5b57\u3002GBK\u7f16\u7801\u4f9d\u7136\u91c7\u7528\u53cc\u5b57\u8282\u7f16\u7801\u65b9\u6848\uff0c\u5176\u7f16\u7801\u8303\u56f4\uff1a8140\uff0dFEFE\uff0c\u5254\u9664xx7F\u7801\u4f4d\uff0c\u517123940\u4e2a\u7801\u4f4d\u3002\u80fd\u8868\u793a 21003 \u4e2a\u6c49\u5b57\u3002<a href=\"http:\/\/www.qqxiuzi.cn\/zh\/hanzi-gbk-bianma.php\" target=\"_blank\" rel=\"noopener\">\u70b9\u51fb\u8fd9\u91cc<\/a>\uff0c\u67e5\u770bGBK\u7f16\u7801\u3002<a href=\"http:\/\/www.qqxiuzi.cn\/bianma\/zifuji.php\" target=\"_blank\" rel=\"noopener\">\u70b9\u51fb\u8fd9\u91cc<\/a>\uff0c\u53ef\u4ee5\u67e5\u8be2\u4e2d\u6587\u7684\u5176\u4ed6\u7f16\u7801\u3002\u5728GBK\u4e4b\u540e\u53c8\u51fa\u73b0\u4e86GB18030\u7f16\u7801\uff0c\u4f46\u662f\u6ca1\u6709\u5f62\u6210\u4e3b\u6d41\uff0c\u6545\u4e0d\u505a\u4ecb\u7ecd\uff0c\u81f3\u6b64\uff0c\u4e2d\u6587\u7f16\u7801\u7684\u95ee\u9898\u5df2\u7ecf\u8bb2\u89e3\u5b8c\u6210\u3002\u90a3\u4e48\u95ee\u9898\u53c8\u6765\u4e86\uff0c\u5927\u9646\u7f51\u6c11\u4e0e\u5728\u6d77\u5ce1\u4e24\u5cb8\u7f51\u6c11\u4ea4\u6d41\u65f6\uff0c\u82e5\u90fd\u4f7f\u7528GBK\u7f16\u7801\uff0c\u5219\u6ca1\u6709\u95ee\u9898\uff0c\u82e5\u4e00\u65b9\u4f7f\u7528GBK\u7f16\u7801\uff0c\u4e00\u65b9\u4f7f\u7528BIG5\u7f16\u7801\uff0c\u90a3\u4e48\u5c31\u4f1a\u51fa\u73b0\u4e71\u7801\u95ee\u9898\uff0c\u8fd9\u662f\u5728\u6d77\u5ce1\u4e24\u5cb8\u7f51\u6c11\u4ea4\u6d41\uff0c\u5982\u679c\u6f02\u6d0b\u8fc7\u6d77\u8fdb\u884c\u4ea4\u6d41\u5462\uff1f\u90a3\u5c31\u66f4\u5bb9\u6613\u51fa\u73b0\u4e71\u7801\u95ee\u9898\uff0c\u8fd9\u65f6\u5019\u6211\u4eec\u53ef\u80fd\u60f3\uff0c\u8981\u662f\u6709\u4e00\u5957\u5168\u4e16\u754c\u90fd\u901a\u7528\u7684\u7f16\u7801\u5c31\u597d\u4e86\uff0c\u4e0d\u8981\u62c5\u5fc3\uff0c\u8fd9\u6837\u7684\u7f16\u7801\u786e\u5b9e\u662f\u5b58\u5728\u7684\uff0c\u90a3\u5c31\u662fUnicode\u3002<\/p>\n<p>2.7 Unicode<\/p>\n<p>\u6709\u4e24\u4e2a\u72ec\u7acb\u7684, \u521b\u7acb\u5355\u4e00\u5b57\u7b26\u96c6\u7684\u5c1d\u8bd5. \u4e00\u4e2a\u662f\u56fd\u9645\u6807\u51c6\u5316\u7ec4\u7ec7(ISO)\u7684 ISO 10646 \u9879\u76ee, \u53e6\u4e00\u4e2a\u662f\u7531\u591a\u8bed\u8a00\u8f6f\u4ef6\u5236\u9020\u5546\u7ec4\u6210\u7684\u534f\u4f1a\u7ec4\u7ec7\u7684 Unicode \u9879\u76ee. \u57281991\u5e74\u524d\u540e, \u4e24\u4e2a\u9879\u76ee\u7684\u53c2\u4e0e\u8005\u90fd\u8ba4\u8bc6\u5230, \u4e16\u754c\u4e0d\u9700\u8981\u4e24\u4e2a\u4e0d\u540c\u7684\u5355\u4e00\u5b57\u7b26\u96c6. \u5b83\u4eec\u5408\u5e76\u53cc\u65b9\u7684\u5de5\u4f5c\u6210\u679c, \u5e76\u4e3a\u521b\u7acb\u4e00\u4e2a\u5355\u4e00\u7f16\u7801\u8868\u800c\u534f\u540c\u5de5\u4f5c. \u4e24\u4e2a\u9879\u76ee\u4ecd\u90fd\u5b58\u5728\u5e76\u72ec\u7acb\u5730\u516c\u5e03\u5404\u81ea\u7684\u6807\u51c6, \u4f46 Unicode \u534f\u4f1a\u548c ISO\/IEC JTC1\/SC2 \u90fd\u540c\u610f\u4fdd\u6301 Unicode \u548c ISO 10646 \u6807\u51c6\u7684\u7801\u8868\u517c\u5bb9, \u5e76\u7d27\u5bc6\u5730\u5171\u540c\u8c03\u6574\u4efb\u4f55\u672a\u6765\u7684\u6269\u5c55\u3002<\/p>\n<p>Unicode\u662f\u6307\u4e00\u5f20\u8868\uff0c\u91cc\u9762\u5305\u542b\u4e86\u53ef\u80fd\u51fa\u73b0\u7684\u6240\u6709\u5b57\u7b26\uff0c\u6bcf\u4e2a\u5b57\u7b26\u5bf9\u5e94\u4e00\u4e2a\u6570\u5b57\uff0c\u8fd9\u4e2a\u6570\u5b57\u79f0\u4e3a\u7801\u70b9(Code Point)\uff0c\u5982\u5b57\u7b26&#8217;H&#8217;\u7684\u7801\u70b9\u4e3a<span class=\"code\">72<\/span>\uff08\u5341\u8fdb\u5236\uff09\uff0c\u5b57\u7b26&#8217;\u674e&#8217;\u7684\u7801\u70b9\u4e3a<span class=\"html-code\">26446<\/span>\uff08\u5341\u8fdb\u5236\uff09\u3002Unicode\u8868\u5305\u542b\u4e861114112\u4e2a\u7801\u70b9\uff0c\u5373\u4ece000000\uff08\u5341\u516d\u8fdb\u5236\uff09 &#8211; 10FFFF\uff08\u5341\u516d\u8fdb\u5236\uff09\u3002\u5730\u7403\u4e0a\u6240\u6709\u5b57\u7b26\u90fd\u53ef\u4ee5\u5728Unicode\u8868\u4e2d\u627e\u5230\u5bf9\u5e94\u7684\u552f\u4e00\u7801\u70b9\u3002<a href=\"http:\/\/unicode-table.com\/cn\/\" target=\"_blank\" rel=\"noopener\">\u70b9\u51fb\u8fd9\u91cc<\/a>\uff0c\u67e5\u8be2\u5b57\u7b26\u5bf9\u5e94\u7684\u7801\u70b9\u3002Unicode\u5c06\u7801\u7a7a\u95f4\u5212\u5206\u4e3a17\u4e2a\u5e73\u9762\uff0c\u4ece00 &#8211; 10\uff08\u5341\u516d\u8fdb\u5236\uff0c\u6700\u9ad8\u4e24\u4f4d\uff09\uff0c\u5373\u4ece0 &#8211; 16\uff08\u5341\u8fdb\u5236\uff09\uff0c\u6bcf\u4e2a\u5e73\u9762\u670965536\u4e2a\u7801\u70b9\uff082^16\uff09\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u662f\u7b2c\u4e00\u4e2aUnicode\u5e73\u9762(\u7801\u4f4d\u4ece0000 &#8211; FFFF)\uff0c\u5305\u542b\u4e86\u6700\u5e38\u7528\u7684\u5b57\u7b26\uff0c\u8be5\u5e73\u9762\u88ab\u79f0\u4e3a\u57fa\u672c\u591a\u8bed\u8a00\u5e73\u9762\uff08Basic Multilingual Plane\uff09\uff0c\u7f29\u5199\u4e3aBMP\uff0c\u5176\u4ed6\u5e73\u9762\u79f0\u4e3a\u8f85\u52a9\u5e73\u9762(Supplementary Planes)\uff0c\u5728\u57fa\u672c\u591a\u6587\u79cd\u5e73\u9762\u5167\uff0c \u4eceD800\u5230DFFF\u4e4b\u95f4\u7684\u7801\u4f4d\u533a\u6bb5\u662f\u6c38\u4e45\u4fdd\u7559\u4e0d\u6620\u5c04\u5230\u5b57\u7b26\u7684\uff0c \u56e0\u6b64UTF-16\u7f16\u7801\u5de7\u5999\u7684\u5229\u7528\u4e86\u8fd9\u4fdd\u7559\u4e0b\u6765\u7684\u7801\u4f4d\u6765\u5bf9\u8f85\u52a9\u5e73\u9762\u5185\u7684\u5b57\u7b26\u8fdb\u884c\u7f16\u7801\uff0c\u8fd9\u70b9\u540e\u9762\u8fdb\u884c\u8bb2\u89e3\u3002Unicode\u53ea\u662f\u4e00\u4e2a\u7b26\u53f7\u96c6\uff0c\u53ea\u89c4\u5b9a\u7684\u5b57\u7b26\u6240\u5bf9\u5e94\u7684\u7801\u70b9\uff0c\u5e76\u6ca1\u6709\u6307\u5b9a\u5982\u4f55\u5b58\u50a8\uff0c\u5982\u4f55\u8fdb\u884c\u5b58\u50a8\u51fa\u73b0\u4e86\u4e0d\u540c\u7684\u7f16\u7801\u65b9\u6848\uff0c\u5173\u4e8eUnicode\u7f16\u7801\u65b9\u6848\u4e3b\u8981\u6709\u4e24\u6761\u4e3b\u7ebf\uff1aUCS\u548cUTF\u3002UTF\u4e3b\u7ebf\u7531Unicode Consortium\u8fdb\u884c\u7ef4\u62a4\u7ba1\u7406\uff0cUCS\u4e3b\u7ebf\u7531ISO\/IEC\u8fdb\u884c\u7ef4\u62a4\u7ba1\u7406\u3002<\/p>\n<p>2.8 UCS<\/p>\n<p>UCS\u5168\u79f0\u4e3a&#8221;Universal Character Set&#8221;\uff0c\u5728UCS\u4e2d\u4e3b\u8981\u6709UCS-2\u548cUCS-4\u3002<\/p>\n<p>1. UCS-2<\/p>\n<p>UCS-2\u662f\u5b9a\u957f\u5b57\u8282\u7684\uff0c\u56fa\u5b9a\u4f7f\u75282\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\uff0c\u4ece0000\uff08\u5341\u516d\u8fdb\u5236\uff09- FFFF\uff08\u5341\u516d\u8fdb\u5236\uff09\u7684\u7801\u4f4d\u8303\u56f4\uff0c\u5bf9\u5e94\u7b2c\u4e00\u4e2aUnicode\u5e73\u9762\u3002\u91c7\u7528BOM(Byte Order Mark)\u673a\u5236\uff0c\u8be5\u673a\u5236\u4f5c\u7528\u5982\u4e0b\uff1a1. \u786e\u5b9a\u5b57\u8282\u6d41\u91c7\u7528\u7684\u662f\u5927\u7aef\u5e8f\u8fd8\u662f\u5c0f\u7aef\u5e8f\u30022. \u786e\u5b9a\u5b57\u8282\u6d41\u7684Unicode\u7f16\u7801\u65b9\u6848\u3002<\/p>\n<p>2. UCS-4<\/p>\n<p>UCS-4\u662f\u5b9a\u957f\u5b57\u8282\u7684\uff0c\u56fa\u5b9a\u4f7f\u75284\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002\u4e5f\u91c7\u7528\u4e86BOM\u673a\u5236\u3002<\/p>\n<p>2.9 UTF<\/p>\n<p>UTF\u5168\u79f0\u4e3a&#8221;Unicode Transformation Format&#8221;\uff0c\u5728UTF\u4e2d\u4e3b\u8981\u6709UTF-8\uff0cUTF-16\u548cUTF-32\u3002<\/p>\n<p>1. UTF-8<\/p>\n<p>UTF-8\u662f\u4e00\u79cd\u53d8\u957f\u7f16\u7801\u65b9\u5f0f\uff0c\u4f7f\u75281-4\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002UTF-8\u5b8c\u5168\u517c\u5bb9ASCII\uff0c\u5bf9\u4e8eASCII\u4e2d\u7684\u5b57\u7b26\uff0cUTF-8\u91c7\u7528\u7684\u7f16\u7801\u503c\u8ddfASCII\u5b8c\u5168\u4e00\u81f4\u3002UTF-8\u662fUnicode\u4e00\u79cd\u5177\u4f53\u7684\u7f16\u7801\u5b9e\u73b0\u3002UTF-8\u662f\u5728\u4e92\u8054\u7f51\u4e0a\u4f7f\u7528\u6700\u5e7f\u7684\u4e00\u79cdUnicode\u7684\u7f16\u7801\u89c4\u5219\uff0c\u56e0\u4e3a\u8fd9\u79cd\u7f16\u7801\u6709\u5229\u4e8e\u8282\u7ea6\u7f51\u7edc\u6d41\u91cf\uff08\u56e0\u4e3a\u53d8\u957f\u7f16\u7801\uff0c\u800c\u975e\u7edf\u4e00\u957f\u5ea6\u7f16\u7801\uff09\u3002\u5173\u4e8eUnicode\u7801\u70b9\u5982\u4f55\u8f6c\u5316\u4e3aUTF-8\u7f16\u7801\uff0c\u53ef\u4ee5\u53c2\u7167\u5982\u4e0b\u89c4\u5219\uff1a<\/p>\n<p>\u2460 \u5bf9\u4e8e\u5355\u5b57\u8282\u7684\u7b26\u53f7\uff0c\u5b57\u8282\u7684\u7b2c\u4e00\u4f4d\u8bbe\u4e3a0\uff0c\u540e\u97627\u4f4d\u4e3a\u8fd9\u4e2a\u7b26\u53f7\u7684unicode\u7801\u3002\u56e0\u6b64\u5bf9\u4e8e\u82f1\u8bed\u5b57\u6bcd\uff0cUTF-8\u7f16\u7801\u548cASCII\u7801\u662f\u76f8\u540c\u7684\u3002<\/p>\n<p>\u2461 \u5bf9\u4e8en\u5b57\u8282\u7684\u7b26\u53f7\uff08n&gt;1\uff09\uff0c\u7b2c\u4e00\u4e2a\u5b57\u8282\u7684\u524dn\u4f4d\u90fd\u8bbe\u4e3a1\uff0c\u7b2cn+1\u4f4d\u8bbe\u4e3a0\uff0c\u540e\u9762\u5b57\u8282\u7684\u524d\u4e24\u4f4d\u4e00\u5f8b\u8bbe\u4e3a10\u3002\u5269\u4e0b\u7684\u6ca1\u6709\u63d0\u53ca\u7684\u4e8c\u8fdb\u5236\u4f4d\uff0c\u5168\u90e8\u4e3a\u8fd9\u4e2a\u7b26\u53f7\u7684unicode\u7801\u3002<\/p>\n<p>\u603b\u7ed3\u7684\u7f16\u7801\u89c4\u5219\u5982\u4e0b\uff1a<\/p>\n<div class=\"cnblogs_code\">\n<div class=\"cnblogs_code_toolbar\"><span class=\"cnblogs_code_copy\"><a title=\"\u590d\u5236\u4ee3\u7801\"><img decoding=\"async\" src=\"https:\/\/common.cnblogs.com\/images\/copycode.gif\" alt=\"\u590d\u5236\u4ee3\u7801\" \/><\/a><\/span><\/div>\n<pre>\u3000\u3000\u3000\u3000  Unicode\u7b26\u53f7\u8303\u56f4\u3000\u3000                 | \u3000\u3000UTF-8\u7f16\u7801\u65b9\u5f0f\n\u3000\u3000\u3000\u3000     (\u5341\u516d\u8fdb\u5236) (\u5341\u8fdb\u5236)\u3000\u3000\u3000\u3000        | \u3000\u3000\uff08\u4e8c\u8fdb\u5236\uff09\n\u3000\u3000----------------------------------------------------------------------------------------------------\n\u3000\u3000  0000 0000-0000 007F (0-127)           | \u3000\u3000 0xxxxxxx\n\u3000\u3000  0000 0080-0000 07FF (128-2047)        | \u3000\u3000 110xxxxx 10xxxxxx\n\u3000\u3000  0000 0800-0000 FFFF (2048-65535)      | \u3000   1110xxxx 10xxxxxx 10xxxxxx\n\u3000\u3000  0001 0000-0010 FFFF (65536-1114111)   | \u3000\u3000 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx<\/pre>\n<div class=\"cnblogs_code_toolbar\"><span class=\"cnblogs_code_copy\"><a title=\"\u590d\u5236\u4ee3\u7801\"><img decoding=\"async\" src=\"https:\/\/common.cnblogs.com\/images\/copycode.gif\" alt=\"\u590d\u5236\u4ee3\u7801\" \/><\/a><\/span><\/div>\n<\/div>\n<p>\u8bf4\u660e\uff1a\u5b57\u7b26&#8217;A&#8217;\u7684Unicode\u7801\u70b9\u4e3a<span class=\"code\">65<\/span>\uff08\u5341\u8fdb\u5236\uff09\uff0c\u6839\u636e\u4e0a\u8868\uff0c\u5728\u7b2c\u4e00\u884c\u8303\u56f4\uff0c\u5219\u5b57\u7b26&#8217;A&#8217;\u7684UTF-8\u7f16\u7801\u4e3a01000001\uff0c\u4e2d\u6587\u5b57\u7b26&#8217;\u674e&#8217;\u7684Unicode\u7801\u70b9\u4e3a<span class=\"html-code\">26446<\/span>\uff08\u5341\u8fdb\u5236\uff09\uff0c\u4e8c\u8fdb\u5236\u4e3a01100111 01001110\uff0c\u5341\u516d\u8fdb\u5236\u4e3a674E\u3002\u6839\u636e\u4e0a\u8868\uff0c\u5728\u7b2c\u4e09\u884c\u8303\u56f4\uff0c\u5219\u5c06&#8217;\u674e&#8217;\u4e8c\u8fdb\u5236\u4ee3\u7801\u4ece\u4f4e\u4f4d\u5230\u9ad8\u4f4d\u4f9d\u6b21\u586b\u5165x\u4e2d\uff0c\u4e0d\u8db3\u7684\u586b\u51650\u3002\u5f97\u5230UTF-8\u7f16\u7801\u4e3a11100110 10011101 10001110\uff0c\u5373E69D8E\uff08\u5341\u516d\u8fdb\u5236\uff09\u3002<\/p>\n<p>\u7531\u4e0a\u8ff0\u7f16\u7801\u89c4\u5219\u53ef\u77e5\uff0c0000 0000 &#8211; 0000 FFFF\uff08\u7b2c\u4e00\u884c\u5230\u7b2c\u4e09\u884c\uff09\u4e3aUnicode\u7b2c\u4e00\u4e2a\u5e73\u9762\uff08\u57fa\u672c\u591a\u8bed\u8a00\u5e73\u9762\uff09\uff0c\u800c0001 0000 &#8211; 10 FFFF\uff08\u7b2c\u56db\u884c\uff09\u4e3aUnicode\u5176\u4ed6\u5e73\u9762\uff08\u8f85\u52a9\u5e73\u9762\uff09\u3002\u5728\u57fa\u672c\u591a\u8bed\u8a00\u5e73\u9762\u5bf9\u5e94\u4e86\u7edd\u5927\u591a\u6570\u5e38\u7528\u7684\u5b57\u7b26\u3002\u5bf9\u4e8e\u5927\u4e8e65535\uff08\u5341\u8fdb\u5236\uff09\u7684\u7801\u70b9\uff0c\u5373\u5728\u8f85\u52a9\u5e73\u9762\u4e0a\u7684\u7801\u70b9\uff0c\u9700\u8981\u4f7f\u75284\u4e2a\u5b57\u8282\u6765\u8fdb\u884cUTF-8\u7f16\u7801\u3002<\/p>\n<p>2. UTF-16<\/p>\n<p>UTF-8\u662f\u4e0d\u5b9a\u957f\u7684\u7f16\u7801\uff0c\u4f7f\u75281\u30012\u30013\u30014\u4e2a\u5b57\u8282\u7f16\u7801\uff0c\u800cUTF-16\u5219\u53ea\u4f7f\u75282\u62164\u4e2a\u5b57\u8282\u7f16\u7801\u3002UTF-16\u4e5f\u662fUnicode\u4e00\u79cd\u5177\u4f53\u7684\u7f16\u7801\u5b9e\u73b0\u3002\u5173\u4e8eUnicode\u5982\u4f55\u8f6c\u5316\u4e3aUTf-16\u7f16\u7801\u89c4\u5219\u5982\u4e0b<\/p>\n<p>\u2460 \u82e5Unicode\u7801\u70b9\u5728\u7b2c\u4e00\u5e73\u9762\uff08BPM\uff09\u4e2d\uff0c\u5219\u4f7f\u75282\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002<\/p>\n<p>\u2461 \u82e5Unicode\u7801\u70b9\u5728\u5176\u4ed6\u5e73\u9762\uff08\u8f85\u52a9\u5e73\u9762\uff09\uff0c\u5219\u4f7f\u75284\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002<\/p>\n<p>\u5173\u4e8e\u8f85\u52a9\u5e73\u9762\u7684\u7801\u70b9\u7f16\u7801\u66f4\u8be6\u7ec6\u89e3\u6790\u5982\u4e0b\uff1a\u8f85\u52a9\u5e73\u9762\u7801\u70b9\u88ab\u7f16\u7801\u4e3a\u4e00\u5bf916\u6bd4\u7279\uff08\u56db\u4e2a\u5b57\u8282\uff09\u957f\u7684\u7801\u5143, \u79f0\u4e4b\u4e3a\u4ee3\u7406\u5bf9(surrogate pair), \u7b2c\u4e00\u90e8\u5206\u79f0\u4e3a\u9ad8\u4f4d\u4ee3\u7406(high surrogate)\u6216\u524d\u5bfc\u4ee3\u7406(lead surrogates)\uff0c\u7801\u4f4d\u8303\u56f4\u4e3a\uff1aD800-DBFF. \u7b2c\u4e8c\u90e8\u5206\u79f0\u4e3a\u4f4e\u4f4d\u4ee3\u7406(low surrogate)\u6216\u540e\u5c3e\u4ee3\u7406(trail surrogates)\uff0c \u7801\u4f4d\u8303\u56f4\u4e3a\uff1aDC00-DFFF\u3002\u6ce8\u610f\uff0c\u9ad8\u4f4d\u4ee3\u7406\u7684\u7801\u4f4d\u4eceD800\u5230DBFF\uff0c\u800c\u4f4e\u4f4d\u4ee3\u7406\u7684\u7801\u4f4d\u4eceDC00\u5230DFFF\uff0c\u603b\u5171\u6070\u597d\u4e3aD800-DFFF\uff0c\u8fd9\u90e8\u5206\u7801\u70b9\u5728\u7b2c\u4e00\u5e73\u9762\u5185\u662f\u4fdd\u7559\u7684\uff0c\u4e0d\u6620\u5c04\u5230\u4efb\u4f55\u5b57\u7b26\uff0c\u6240\u4ee5UTF-16\u7f16\u7801\u5de7\u5999\u7684\u5229\u7528\u4e86\u8fd9\u70b9\u6765\u8fdb\u884c\u7801\u70b9\u5728\u8f85\u52a9\u5e73\u9762\u5185\u76844\u5b57\u8282\u7f16\u7801\u3002<\/p>\n<p>\u8bf4\u660e\uff1a\u5b57\u7b26&#8217;A&#8217;\u7684Unicode\u7801\u70b9\u4e3a<span class=\"code\">65\uff08\u5341\u8fdb\u5236\uff09<\/span>\uff0c\u5341\u516d\u8fdb\u5236\u8868\u793a\u4e3a41\uff0c\u5728\u7b2c\u4e00\u5e73\u9762\u3002\u6839\u636e\u89c4\u5219\uff0cUTF-16\u91c7\u75282\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002\u90a3\u4e48\u95ee\u9898\u53c8\u6765\u4e86\uff0c\u77e5\u9053\u4e86\u91c7\u7528\u4e24\u4e2a\u5b57\u8282\u7f16\u7801\uff0c\u5e76\u4e14\u6211\u4eec\u4e5f\u77e5\u9053\u8ba1\u7b97\u673a\u662f\u4ee5\u5b57\u8282\u4e3a\u5355\u4f4d\u8fdb\u884c\u5b58\u50a8\uff0c\u8fd9\u4e24\u4e2a\u5b57\u8282\u5e94\u8be5\u8868\u793a\u4e3a00 41(\u5341\u516d\u8fdb\u5236)\uff1f\u6216\u8005\u662f41 00\uff08\u5341\u516d\u8fdb\u5236\uff09\u5462\uff1f\u8fd9\u5c31\u5f15\u51fa\u4e86\u4e00\u4e2a\u95ee\u9898\uff0c\u9700\u8981\u7528\u5230\u4e4b\u524d\u63d0\u53ca\u7684BOM\u673a\u5236\u6765\u89e3\u51b3\u3002<\/p>\n<p>\u8868\u793a\u4e3a00 41\u610f\u5473\u7740\u91c7\u7528\u4e86\u5927\u7aef\u5e8f\uff08Big endian\uff09\uff0c\u800c\u8868\u793a\u4e3a41 00\u610f\u5473\u7740\u91c7\u7528\u4e86\u5c0f\u7aef\u5e8f\u3002\u90a3\u4e48\u8ba1\u7b97\u673a\u5982\u4f55\u77e5\u9053\u5b58\u50a8\u7684\u5b57\u7b26\u4fe1\u606f\u91c7\u7528\u4e86\u5927\u7aef\u5e8f\u8fd8\u662f\u5c0f\u7aef\u865a\u5462\uff1f\u8fd9\u5c31\u9700\u8981\u52a0\u5165\u4e00\u4e9b\u63a7\u5236\u4fe1\u606f\uff0c\u5177\u4f53\u662f\u91c7\u7528\u5927\u7aef\u5e8f\uff0c\u5219\u5728\u6587\u4ef6\u524d\u52a0\u5165FE FF\uff0c\u91c7\u7528\u5c0f\u7aef\u5e8f\uff0c\u5219\u5728\u6587\u4ef6\u524d\u52a0\u5165FF FE\u3002\u8fd9\u6837\uff0c\u5f53\u8ba1\u7b97\u5f00\u59cb\u8bfb\u53d6\u65f6\u53d1\u73b0\u524d\u4e24\u4e2a\u5b57\u8282\u4e3aFE FF\uff0c\u5c31\u8868\u793a\u4e4b\u540e\u7684\u4fe1\u606f\u91c7\u7528\u7684\u662f\u5c0f\u7aef\u5e8f\uff0c\u53cd\u4e4b\uff0c\u5219\u662f\u5927\u7aef\u5e8f\u3002<\/p>\n<p>\u5b57\u7b26\u00a0<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/616953\/201603\/616953-20160325091936011-35053941.png\" alt=\"\" width=\"38\" height=\"36\" \/>\uff08\u65e0\u6cd5\u663e\u793a\uff0c\u53ea\u80fd\u622a\u56fe\u663e\u793a\uff09\uff0c\u5176Unicode\u7801\u70b9\u4e3a65902\uff08\u5341\u8fdb\u5236\uff09\uff0c\u5341\u516d\u8fdb\u5236\u4e3a1016E\uff0c\u5f88\u663e\u7136\uff0c\u5df2\u7ecf\u8d85\u51fa\u4e86\u7b2c\u4e00\u5e73\u9762\uff08BMP\uff09\u6240\u80fd\u8868\u793a\u7684\u8303\u56f4\u3002\u5176\u5728\u8f85\u52a9\u5e73\u9762\u5185\uff0c\u6839\u636e\u89c4\u5219\uff0cUTF-16\u91c7\u75284\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002\u7136\u800c\u5176\u7f16\u7801\u4e0d\u662f\u7b80\u5355\u6269\u5c55\u4e3a4\u4e2a\u5b57\u8282\uff0800 01 01 6E\uff09\uff0c\u800c\u662f\u91c7\u7528\u5982\u4e0b\u89c4\u5219\u8fdb\u884c\u8ba1\u7b97\u3002<\/p>\n<p>\u2460 \u4f7f\u7528Unicode\u7801\u4f4d\u51cf\u53bb100000\uff08\u5341\u516d\u8fdb\u5236\uff09\uff0c\u5f97\u5230\u7684\u503c\u6269\u5c5520\u4f4d\uff08\u56e0\u4e3aUnicode\u6700\u5927\u4e3a10 FF FF\uff08\u5341\u516d\u8fdb\u5236\uff09\uff0c\u51cf\u53bb1 00 00\uff08\u5341\u516d\u8fdb\u5236\uff09\u540e\uff0c\u5f97\u5230\u7684\u7ed3\u679c\u6700\u5927\u4e3a0FFF FF\uff08\u5341\u516d\u8fdb\u5236\uff09\uff0c\u5373\u4e3a20\u4f4d\uff0c\u4e0d\u8db320\u4f4d\u7684\uff0c\u5728\u9ad8\u4f4d\u52a0\u4e00\u4e2a0\uff0c\u6269\u5c55\u81f320\u4f4d\u5373\u53ef\uff09\u3002<\/p>\n<p>\u2461 \u5c06\u6b65\u9aa4\u4e00\u5f97\u5230\u768420\u4f4d\uff0c\u6309\u7167\u9ad8\u5341\u4f4d\u548c\u4f4e\u5341\u4f4d\u8fdb\u884c\u5206\u5272\u3002<\/p>\n<p>\u2462 \u5c06\u6b65\u9aa4\u4e8c\u7684\u9ad8\u5341\u4f4d\u6269\u5c55\u81f32\u4e2a\u5b57\u8282\uff0c\u518d\u52a0\u4e0aD800\uff08\u5341\u516d\u8fdb\u5236\uff09\uff0c\u5f97\u5230\u9ad8\u4f4d\u4ee3\u7406\u6216\u524d\u5bfc\u4ee3\u7406\u3002\u53d6\u503c\u8303\u56f4\u662fD800 &#8211; 0xDBFF\u3002<\/p>\n<p>\u2463 \u5c06\u6b65\u9aa4\u4e8c\u7684\u4f4e\u5341\u4f4d\u6269\u5c55\u81f32\u4e2a\u5b57\u8282\uff0c\u518d\u52a0\u4e0aDC00\uff08\u5341\u516d\u8fdb\u5236\uff09\uff0c\u5f97\u5230\u4f4e\u4f4d\u4ee3\u7406\u6216\u540e\u5c3e\u4ee3\u7406\u3002\u53d6\u503c\u8303\u56f4\u662fDC00 &#8211; 0xDFFF\u3002<\/p>\n<p>Unicode\u8f6cUTF-16\u89c4\u5219\u6d41\u7a0b\u56fe\u5982\u4e0b\uff1a<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/616953\/201603\/616953-20160325101717151-972955305.png\" alt=\"\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u6309\u7167\u8fd9\u4e2a\u89c4\u5219\uff0c\u6211\u4eec\u8ba1\u7b97\u5b57\u7b26<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/images2015.cnblogs.com\/blog\/616953\/201603\/616953-20160325091936011-35053941.png\" alt=\"\" width=\"46\" height=\"43\" \/>\u7684UTF-16\u7f16\u7801\uff0c\u6211\u4eec\u77e5\u9053\u5176\u7801\u70b9\u4e3a1016E\uff0c\u51cf\u53bb10000\u5f97\u5230016E\uff0c\u6269\u5c55\u81f30016E\uff0c\u8fdb\u884c\u5206\u5272\uff0c\u5f97\u5230\u9ad8\u5341\u4f4d\u4e3a00 0000 0000\uff0c\u5341\u516d\u8fdb\u5236\u4e3a0000\uff0c\u52a0\u4e0aD800\u4e3aD800\uff1b\u5f97\u5230\u4f4e\u5341\u4f4d\u4e3a01 0110 1110\uff0c\u5341\u516d\u8fdb\u5236\u4e3a016E\uff0c\u52a0\u4e0aDC00\u4e3aDD6E\uff1b\u7efc\u5408\u5f97\u5230D8 00 DD 6E\u3002\u5373UTF-16\u7f16\u7801\u4e3aD8 00 DD 6E\uff08\u4e5f\u53ef\u4e3aD8 0 DD 6E\uff09\u3002<\/p>\n<p>\u800c\u5bf9\u4e8eUTF-32\u662f\u4f7f\u75284\u4e2a\u5b57\u8282\u8868\u793a\uff0c\u4e5f\u91c7\u7528BOM\u673a\u5236\uff0c\u53ef\u4ee5\u7c7b\u6bd4UTF-16\uff0c\u8fd9\u91cc\u4e0d\u518d\u989d\u5916\u4ecb\u7ecd\u3002<\/p>\n<p><strong>\u56db\u3001\u5b57\u7b26\u7f16\u7801\u533a\u522b<\/strong><\/p>\n<p>4.1 UCS-2 \u4e0e UTF-16\u533a\u522b<\/p>\n<p>\u4ece\u4e0a\u9762\u7684\u5206\u6790\u77e5\u9053\uff0cUCS-2\u91c7\u7528\u7684\u4e24\u4e2a\u5b57\u8282\u8fdb\u884c\u7f16\u7801\u3002\u57280000\u5230FFFF\u7684\u7801\u4f4d\u8303\u56f4\u5185\uff0c\u5b83\u548cUTF-16\u57fa\u672c\u4e00\u81f4\uff0c\u4e3a\u4ec0\u4e48\u8bf4\u57fa\u672c\u4e00\u81f4\uff0c\u56e0\u4e3a\u5728UTF-16\u4e2d\u4eceU+D800\u5230U+DFFF\u7684\u7801\u4f4d\u4e0d\u5bf9\u5e94\u4e8e\u4efb\u4f55\u5b57\u7b26\uff0c\u800c\u5728\u4f7f\u7528UCS-2\u7684\u65f6\u4ee3\uff0cU+D800\u5230U+DFFF\u5185\u7684\u503c\u88ab\u5360\u7528\u3002<\/p>\n<p>UCS-2\u53ea\u80fd\u8868\u793aBMP\u5185\u7684\u7801\u70b9\uff08\u53ea\u91c7\u75282\u4e2a\u5b57\u8282\uff09\uff0c\u800cUTF-16\u53ef\u4ee5\u8868\u793a\u8f85\u52a9\u5e73\u9762\u5185\u7684\u7801\u70b9\uff08\u91c7\u75284\u4e2a\u5b57\u8282\uff09\u3002<\/p>\n<p>\u6211\u4eec\u53ef\u4ee5\u62bd\u8c61\u7684\u8ba4\u4e3aUTF-16\u53ef\u770b\u6210\u662fUCS-2\u7684\u7236\u96c6\u3002\u5728\u6ca1\u6709\u8f85\u52a9\u5e73\u9762\u5b57\u7b26\uff08surrogate code points\uff09\u524d\uff0cUTF-16\u4e0eUCS-2\u6240\u6307\u7684\u610f\u601d\u57fa\u672c\u4e00\u81f4\u3002\u4f46\u5f53\u5f15\u5165\u8f85\u52a9\u5e73\u9762\u5b57\u7b26\u540e\uff0c\u60f3\u8981\u8868\u793a\u8f85\u52a9\u5e73\u9762\u5b57\u7b26\u65f6\uff0c\u5c31\u53ea\u80fd\u7528UTF-16\u7f16\u7801\u4e86\u3002<\/p>\n<p>4.2 UCS -4\u4e0e UTF-16\u7684\u533a\u522b<\/p>\n<p>\u5728BMP\u4e0a\uff0cUTF-16\u91c7\u75282\u4e2a\u5b57\u8282\u8868\u793a\uff0c\u800c\u5728\u8f85\u52a9\u5e73\u9762\u4e0a\uff0cUTF-16\u91c7\u7528\u7684\u662f4\u4e2a\u5b57\u8282\u8868\u793a\u3002\u5bf9\u4e8eUCS-4\uff0c\u4e0d\u7ba1\u5728\u54ea\u4e2a\u5e73\u9762\u90fd\u91c7\u7528\u7684\u662f\u56db\u4e2a\u5b57\u8282\u8868\u793a\u3002<\/p>\n<p>4.3 \u4e3a\u4ec0\u4e48UTF-8\u7f16\u7801\u4e0d\u9700\u8981BOM\u673a\u5236<\/p>\n<p>\u56e0\u4e3a\u5728UTF-8\u7f16\u7801\u4e2d\uff0c\u5176\u81ea\u8eab\u5df2\u7ecf\u5e26\u4e86\u63a7\u5236\u4fe1\u606f\uff0c\u59821110xxxx 10xxxxxx 10xxxxxx 10xxxxxx\uff0c\u5176\u4e2d1110\u5c31\u8d77\u5230\u4e86\u63a7\u5236\u4f5c\u7528\uff0c\u6240\u4ee5\u4e0d\u9700\u8981\u989d\u5916\u7684BOM\u673a\u5236\u3002<\/p>\n<p><strong>\u4e94\u3001\u603b\u7ed3<\/strong><\/p>\n<p>\u5982\u679c\u8bfb\u8005\u6709\u8010\u5fc3\u770b\u5230\u8fd9\u91cc\uff0c\u6211\u76f8\u4fe1\u5bf9\u4e8e\u5b57\u7b26\u7f16\u7801\u8fd9\u4e00\u5757\u5df2\u7ecf\u5c31\u5df2\u7ecf\u6ca1\u6709\u4ec0\u4e48\u7591\u95ee\u4e86\u3002\u5199\u5230\u8fd9\u91cc\uff0c\u5c31\u5b8c\u6210\u4e86\u4e3b\u6d41\u7f16\u7801\u7684\u63a2\u7d22\uff0c\u63a2\u7d22\u7684\u8fc7\u7a0b\u786e\u5b9e\u662f\u4e0d\u5bb9\u6613\uff0c\u6700\u540e\u5f04\u6e05\u695a\u4e86\uff0c\u611f\u89c9\u76f8\u5f53\u7684\u5feb\u4e50\uff0c\u4e5f\u628a\u7ecf\u9a8c\u603b\u7ed3\u5206\u4eab\u7ed9\u5404\u4f4d\u56ed\u53cb\uff0c\u5982\u679c\u8bfb\u8005\u6709\u4efb\u4f55\u7591\u95ee\uff0c\u6b22\u8fce\u4ea4\u6d41\uff0c\u8c22\u8c22\u5404\u4f4d\u56ed\u53cb\u7684\u89c2\u770b~<\/p>\n<p>&nbsp;<\/p>\n<p>\u53c2\u8003\u94fe\u63a5\uff1a<\/p>\n<p>http:\/\/www.ruanyifeng.com\/blog\/2007\/10\/ascii_unicode_and_utf-8.html#comment-text<\/p>\n<p>http:\/\/www.joelonsoftware.com\/articles\/Unicode.html<\/p>\n<p>http:\/\/blog.csdn.net\/xys_777\/article\/details\/5773763<\/p>\n<p>http:\/\/www.zhihu.com\/question\/19817672<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"x1yLGXX52I\"><p><a href=\"https:\/\/demon.tw\/programming\/utf-16-ucs-2.html\">UTF-16\u4e0eUCS-2\u7684\u533a\u522b<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"\u300a UTF-16\u4e0eUCS-2\u7684\u533a\u522b \u300b\u2014Demon&#039;s Blog\" src=\"https:\/\/demon.tw\/programming\/utf-16-ucs-2.html\/embed#?secret=Ylx9Or0iJE#?secret=x1yLGXX52I\" data-secret=\"x1yLGXX52I\" width=\"500\" height=\"282\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>http:\/\/blog.csdn.net\/dslztx\/article\/details\/48830887<\/p>\n<p>http:\/\/blog.csdn.net\/dslztx\/article\/details\/48947097<\/p>\n<p>http:\/\/www.zhihu.com\/question\/22881537<\/p>\n<p>http:\/\/blog.csdn.net\/shangboerds\/article\/details\/7498317<\/p>\n<p>http:\/\/blog.csdn.net\/shuilan0066\/article\/details\/7865715<\/p>\n<p>http:\/\/www.zhihu.com\/question\/23374078<\/p>\n<p>http:\/\/swiftlet.net\/archives\/category\/char-encoding<\/p>\n<p>http:\/\/blog.csdn.net\/shuilan0066\/article\/details\/7839189<\/p>\n<p>http:\/\/www.ibm.com\/developerworks\/cn\/java\/j-lo-chinesecoding\/<\/p>\n<p>http:\/\/www.freebuf.com\/articles\/others-articles\/25623.html<\/p>\n<p>http:\/\/blog.csdn.net\/qinysong\/article\/details\/1179513<\/p>\n<p>http:\/\/unicode-table.com\/cn\/<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u524d\u8a00 \u5728\u89e3\u51b3\u6628\u5929\u7684\u95ee\u9898\u65f6\uff0c\u53c8\u5f15\u51fa\u4e86\u5f88\u591a\u65b0\u7684\u95ee\u9898\uff0c\u5982\u4e3a\u4ec0\u4e48\u8981\u8fdb\u884c\u7f16\u7801\uff0c\u8fd9\u4e9b\u7f16\u7801\u7684\u5173\u7cfb\u5982\u4f55\uff0c\u5982ASCII\uff0cIOS-8859-1\uff0cGB2312\uff0cGBK\uff0cUnicode\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u7b14\u8005\u60f3\u8981\u5f7b\u5e95\u7406\u89e3\u5b57\u7b26\u7f16\u7801\u80cc\u540e\u7684\u6545\u4e8b\uff0c\u9042\u8fdb\u884c\u4e86\u63a2\u7d22\uff0c\u5177\u4f53\u7b14\u8bb0\u5982\u4e0b\u3002\u5982\u56ed\u53cb\u80fd\u8bfb\u5b8c\u672c\u7bc7\u6587\u7ae0\uff0c\u6211\u76f8\u4fe1\u4f1a\u89e3\u5f00\u5f88\u591a\u7591\u60d1\u3002 \u4e8c\u3001\u5b57\u7b26\u7f16\u7801 2.1 \u4e3a\u4f55\u9700\u8981\u7f16\u7801\uff1f \u6211\u4eec\u77e5\u9053\uff0c\u6240\u6709\u7684\u4fe1\u606f\u6700\u7ec8\u90fd\u8868\u793a\u4e3a\u4e00\u4e2a\u4e8c\u8fdb\u5236\u7684\u5b57\u7b26\u4e32\uff0c\u6bcf\u4e00\u4e2a\u4e8c\u8fdb\u5236\u4f4d\uff08bit\uff09\u67090\u548c1\u4e24\u79cd\u72b6\u6001\u3002\u5f53\u6211\u4eec\u9700\u8981\u628a\u5b57\u7b26&#8217;A&#8217;\u5b58\u5165\u8ba1\u7b97\u673a\u65f6\uff0c\u5e94\u8be5\u5bf9\u5e94\u54ea\u79cd\u72b6\u6001\u5462\uff0c\u5b58\u50a8\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5b57\u7b26&#8217;A&#8217;\u752801000010\uff08\u8fd9\u4e2a\u968f\u4fbf\u7f16\u7684\uff09\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32\u8868\u793a\uff0c\u5b58\u5165\u8ba1\u7b97\u673a\uff1b\u8bfb\u53d6\u65f6\uff0c\u518d\u5c0601000010\u8fd8\u539f\u6210\u5b57\u7b26&#8217;A&#8217;\u3002\u90a3\u4e48\u95ee\u9898\u6765\u4e86\uff0c\u5b58\u50a8\u65f6\uff0c\u5b57\u7b26&#8217;A&#8217;\u5e94\u8be5\u5bf9\u5e94\u54ea\u4e00\u4e32\u4e8c\u8fdb\u5236\u6570\u5462\uff0c\u662f01000010\uff1f\u6216\u8005\u662f10000000 11110101\uff1f\u8bf4\u767d\u4e86\uff0c\u5c31\u662f\u9700\u8981\u4e00\u4e2a\u89c4\u5219\u3002\u8fd9\u4e2a\u89c4\u5219\u53ef\u4ee5\u5c06\u5b57\u7b26\u6620\u5c04\u5230\u552f\u4e00\u4e00\u79cd\u72b6\u6001(\u4e8c\u8fdb\u5236\u5b57\u7b26\u4e32)\uff0c\u8fd9\u5c31\u662f\u7f16\u7801\u3002\u800c\u6700\u65e9\u51fa\u73b0\u7684\u7f16\u7801\u89c4\u5219\u5c31\u662fASCII\u7f16\u7801\uff0c\u5728ASCII\u7f16\u7801\u89c4\u5219\u4e2d\uff0c\u5b57\u7b26&#8217;A&#8217;\u65e2\u4e0d\u5bf9\u5e9401000010\uff0c\u4e5f\u4e0d\u5bf9\u5e941000 0000 11110101\uff0c\u800c\u662f\u5bf9\u5e9401000001\uff08\u4e0d\u8981\u95ee\u4e3a\u4ec0\u4e48\uff0c\u8fd9\u662f\u89c4\u5219\uff09\u3002 2.2 ASCII 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