什么是Unicode字符？
Unicode\u5b57\u7b26\u662f\u4ec0\u4e48\u5e38\u7528\u7684unicode\u5b57\u7b26\u7f16\u7801\u8303\u56f40000\u5230FFFF. \u5e38\u7528\u7684unicode\u5b57\u7b26\u4e0eASCII\u7c7b\u4f3c\uff0c\u5c31\u662f\u952e\u76d8\u4e0a\u770b\u5230\u7684\u82f1\u6587\u5b57\u6bcd\uff0c\u6570\u5b57\u548c\u6807\u70b9\u7b26\u53f7\uff0c\u4e0eASCII\u4e0d\u540c\u5728\u4e8e\u4ee3\u7801\u7684\u6570\u503c\u3002
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Unicode\uff08\u7edf\u4e00\u7801\u3001\u4e07\u56fd\u7801\u3001\u5355\u4e00\u7801\uff09\u662f\u4e00\u79cd\u5728\u8ba1\u7b97\u673a\u4e0a\u4f7f\u7528\u7684\u5b57\u7b26\u7f16\u7801\u3002\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\u4ee5\u6ee1\u8db3\u8de8\u8bed\u8a00\u3001\u8de8\u5e73\u53f0\u8fdb\u884c\u6587\u672c\u8f6c\u6362\u3001\u5904\u7406\u7684\u8981\u6c42\u30021990\u5e74\u5f00\u59cb\u7814\u53d1\uff0c1994\u5e74\u6b63\u5f0f\u516c\u5e03\u3002\u968f\u7740\u8ba1\u7b97\u673a\u5de5\u4f5c\u80fd\u529b\u7684\u589e\u5f3a\uff0cUnicode\u4e5f\u5728\u9762\u4e16\u4ee5\u6765\u7684\u5341\u591a\u5e74\u91cc\u5f97\u5230\u666e\u53ca\u3002
\u6700\u65b0\u7248\u672c\u7684 Unicode \u662f 2006\u5e747\u670814\u65e5\u63a8\u51fa\u7684Unicode 5.0.0\u3002
Unicode \u7684\u7f16\u7801\u65b9\u5f0f\u4e0e ISO 10646 \u7684\u901a\u7528\u5b57\u7b26\u96c6\uff08Universal Character Set\uff0cUCS\uff09\u6982\u5ff5\u76f8\u5bf9\u5e94\uff0c\u76ee\u524d\u5b9e\u9645\u5e94\u7528\u7684 Unicode \u7248\u672c\u5bf9\u5e94\u4e8e UCS-2\uff0c\u4f7f\u752816\u4f4d\u7684\u7f16\u7801\u7a7a\u95f4\u3002\u4e5f\u5c31\u662f\u6bcf\u4e2a\u5b57\u7b26\u5360\u75282\u4e2a\u5b57\u8282\u3002\u8fd9\u6837\u7406\u8bba\u4e0a\u4e00\u5171\u6700\u591a\u53ef\u4ee5\u8868\u793a 216 \u5373 65536 \u4e2a\u5b57\u7b26\u3002\u57fa\u672c\u6ee1\u8db3\u5404\u79cd\u8bed\u8a00\u7684\u4f7f\u7528\u3002\u5b9e\u9645\u4e0a\u76ee\u524d\u7248\u672c\u7684 Unicode \u5c1a\u672a\u586b\u5145\u6ee1\u8fd916\u4f4d\u7f16\u7801\uff0c\u4fdd\u7559\u4e86\u5927\u91cf\u7a7a\u95f4\u4f5c\u4e3a\u7279\u6b8a\u4f7f\u7528\u6216\u5c06\u6765\u6269\u5c55\u3002
一种标准认可的。
绛旓細Unicode瀛楃鏄竴绉嶉噰鐢ㄧ粺涓缂栫爜鏍囧噯鐨勫瓧绗銆俇nicode鏄竴绉嶈绠楁満瀛楃缂栫爜鏍囧噯锛屽畠瑙勫畾浜嗘瘡涓瓧绗︾殑浜岃繘鍒朵唬鐮併傝繖绉嶇紪鐮佹爣鍑嗘渶鍒濇槸涓轰簡瑙ｅ喅鍏ㄧ悆涓嶅悓璇█鏂囧瓧鍦ㄨ绠楁満涓殑琛ㄧず闂鑰岃璁＄殑銆Unicode瀛楃鍙互琛ㄧず鍑犱箮鎵鏈夊凡鐭ョ殑鏂囧瓧绗﹀彿锛屽寘鎷瓧姣嶃佹暟瀛椼佹爣鐐圭鍙枫佺壒娈婄鍙风瓑銆傝繖浣垮緱涓嶅悓璇█涔嬮棿鐨勬枃鏈鐞嗗拰浜ゆ祦...
绛旓細Unicode鏄浗闄呯粍缁囧埗瀹氱殑鍙互瀹圭撼涓栫晫涓婃墍鏈夋枃瀛楀拰绗﹀彿鐨勫瓧绗︾紪鐮佹柟妗銆傜洰鍓嶇殑Unicode瀛楃鍒嗕负17缁勭紪鎺掞紝0x0000 鑷 0x10FFFF锛屾瘡缁勭О涓哄钩闈紙Plane锛夛紝鑰屾瘡骞抽潰鎷ユ湁65536涓爜浣嶏紝鍏1114112涓傜劧鑰岀洰鍓嶅彧鐢ㄤ簡灏戞暟骞抽潰銆俇TF-8銆乁TF-16銆乁TF-32閮芥槸灏嗘暟瀛楄浆鎹㈠埌绋嬪簭鏁版嵁鐨勭紪鐮佹柟妗堛
绛旓細Unicode锛堢粺涓鐮併佷竾鍥界爜銆佸崟涓鐮侊級鏄绠楁満绉戝棰嗗煙閲岀殑涓椤逛笟鐣屾爣鍑嗭紝鍖呮嫭瀛楃闆嗐佺紪鐮佹柟妗堢瓑銆俇nicode 鏄涓轰簡瑙ｅ喅浼犵粺鐨勫瓧绗︾紪鐮佹柟妗堢殑灞闄愯屼骇鐢熺殑锛屽畠涓烘瘡绉嶈瑷涓殑姣忎釜瀛楃璁惧畾浜嗙粺涓骞朵笖鍞竴鐨勪簩杩涘埗缂栫爜锛屼互婊¤冻璺ㄨ瑷銆佽法骞冲彴杩涜鏂囨湰杞崲銆佸鐞嗙殑瑕佹眰銆1990骞村紑濮嬬爺鍙戯紝1994骞存寮忓叕甯冦俇nicode閫氬父...
绛旓細Unicode 鏄竴绉嶉噸瑕佺殑浜や簰鍜屾樉绀虹殑閫氱敤瀛楃缂栫爜鏍囧噯锛屽畠瑕嗙洊浜嗙編鍥姐佹娲层佷腑涓溿侀潪娲层佸嵃搴︺佷簹娲插拰澶钩娲嬬殑璇█锛屼互鍙婂彜鏂囧拰涓撲笟绗﹀彿銆俇nicode 鍏佽浜ゆ崲銆佸鐞嗗拰鏄剧ず澶氳瑷鏂囨湰浠ュ強鍏敤鐨勪笓涓氬拰鏁板绗﹀彿銆傚畠甯屾湜鑳藉瑙ｅ喅澶氳瑷鐨勮绠楋紝濡備笉鍚屽浗瀹剁殑瀛楃鏍囧噯锛屼絾骞朵笉鏄墍鏈夌殑鐜颁唬鎴栧彜鏂囬兘鑳藉鑾峰緱鏀寔銆
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绛旓細unicode鏄2涓瓧鑺傘傝繖涓鏍囧噯鐨2瀛楄妭褰㈠紡閫氬父绉颁綔UCS-2銆傜劧鑰岋紝鍙楀埗浜2瀛楄妭鏁伴噺鐨勯檺鍒讹紝UCS-2鍙兘琛ㄧず鏈澶65536涓瀛楃銆Unicode鐨4瀛楄妭褰㈠紡琚О涓篣CS-4鎴朥TF-32锛岃兘澶熷畾涔塙nicode鐨勫叏閮ㄦ墿灞曪紝鏈澶氬彲瀹氫箟100涓囦釜浠ヤ笂鍞竴瀛楃銆2016-06-21棰佸彂鐨刄nicode9锛0鍏辨敹褰128锛237涓瓧銆俇nicode鏄竴绉嶅瓧绗﹂泦锛...
绛旓細Unicode 鏄竴绉瀛楃缂栫爜鏍囧噯锛岀敤浜庤〃绀烘枃鏈腑鐨勬墍鏈夊瓧绗︺傚湪璁＄畻鏈虹郴缁熶腑锛屾暟鎹互浜岃繘鍒跺舰寮忓瓨鍌ㄥ拰澶勭悊銆傚洜姝わ紝涓轰簡鑳藉姝ｇ‘鍦板鐞嗗悇绉嶈瑷鐨勫瓧绗︼紝鎴戜滑闇瑕佷竴濂楃粺涓鐨勭紪鐮佹爣鍑嗐俇nicode 涓轰笘鐣屽悇鍦颁娇鐢ㄧ殑鎵鏈夊瓧绗︽彁渚涗簡涓涓爣鍑嗙紪鐮佹柟寮忥紝瀹冨寘鍚簡瓒呰繃 13 涓囦釜瀛楃鐨勭紪鐮佹柟妗堛俇nicode 鐨勪綔鐢ㄦ槸淇濊瘉鍦ㄤ换浣...
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绛旓細Unicode 鏄敤涓や釜瀛楄妭琛ㄧず姣忎釜瀛楃鐨勫瓧绗︾紪鐮佹柟妗堛傚浗闄呮爣鍑嗙粍缁 (ISO) 鍑犱箮涓烘瘡绉嶈瑷鐨勬瘡涓瓧绗﹀拰绗﹀彿鍦 0 鍒 65,535 (216 鈥 1) 鑼冨洿鍐呭畾涔変簡涓涓暟瀛楋紙鍐嶅姞涓婁负灏嗘潵鍙戝睍淇濈暀鐨勪竴浜涚┖浣欑┖闂达級銆傚湪鎵鏈 32 浣嶇増鏈殑 Windows 涓紝閮ㄤ欢瀵硅薄妯″瀷 (COM) 閮戒娇鐢 Unicode锛屽畠鏄 OLE 鍜 ActiveX 鎶鏈...
