ASCII鐮佽〃鍥炲繂涓婃鐨勫唴瀹广€備娇鐢╤elp()浠巔ython鍛戒护琛屾ā寮忚繘鍏ュ府鍔╂ā寮忋€備娇鐢╭閫€鍑簅rd(c)鍜宑hr(i)銆傝繖涓や釜鍑芥暟鏄竴瀵广€傛暟瀛梒hr閫氳繃鏁板瓧鎵惧埌瀵瑰簲鐨勫瓧绗︺€傚瓧绗︾殑鏈川鏄暟瀛椼€侾ython涓殑瀛楃瀵瑰簲涓€浜涙暟瀛椼€俛瀵瑰簲97b锛屽搴?8c锛屽搴?9銆傪煠斿皬鍐欏瓧姣?杈撳嚭a,b,cord("a")ord("b")ord("c")#杈撳嚭z-a鏁板瓧闂撮殭锛岀浉瀵瑰簭鍙穙rd("z")-ord("a")#杈撳嚭a鐨勭浉瀵瑰簭鍙穙rd("a")-ord("a")a,b,c杩欏嚑涓瓧绗︾揣鎸ㄧ潃姝ｅソ浠?鍒?5锛屼竴鍏?6涓暟瀛楌煍㈠搴旂殑鏁板瓧涔熸槸鐩搁偦鐨勶紝缂栫爜瑙勫垯鏄粠a鍒皕搴旇鏄浉閭荤殑26涓嫳鏂囧瓧姣嶄箣闂达紝鏁板瓧鐩稿樊25锛屾剰鎬濇槸浠栦滑閮藉郊姝ょ浉閭汇€備负浠€涔堜粠97寮€濮嬶紵闄や簡灏忓啓瀛楁瘝搴旇杩樻湁鍏朵粬瀛楃锛屽ぇ鍐欏瓧姣嶃€佹暟瀛椼€佺鍙锋槸鎬庝箞鍒嗗竷鐨勶紵鎴戞兂鎵撳嚭鎵€鏈堿SCII瀛楃0-127锛屽彲浠ュ悧锛熼亶鍘嗚寖鍥磃oriinrange(0,128):print(i,end=",")鎴戜滑鍏堟妸0-127鐨勫崱鐗囨帓搴忎竴涓嬶紝鐒跺悗鎬庝箞鎵惧埌鏁板瓧瀵瑰簲鐨勫瓧绗﹀憿锛熷搴斿瓧绗﹂€氳繃鏁板瓧鏌ユ壘瀵瑰簲鐨勫瓧绗︽槸chrforiinrange(0,128):print(hex(i),chr(i),sep=":",end="")print(hex(i),chr(i),sep=":",end="")hex(i)杈撳嚭i鐨勫崄鍏繘鍒剁姸鎬乧hr(i)杈撳嚭i鐨勫瓧绗︾姸鎬?涓┖鏍煎憿锛熶簨瀹炶瘉鏄庯紝瀹冧笉鏄緢鏁存磥銆備负浠€涔?xa-0xc杩欎竴琛岀獊鐒舵柇浜嗭紝鍙互鐪嬪埌瀛楃鍜屽簭鍙蜂竴涓€瀵瑰簲锛屼絾鏄笉鏄緢娓呮銆傛湁浠€涔堝姙娉曡瀹冪湅璧锋潵鏇存竻妤氬悧锛熷畨瑁匒SCIIsudoaptinstallasciiDec瀵瑰簲鍗佽繘鍒舵暟Hex瀵瑰簲鍗佸叚杩涘埗鏁板悗璺熷叿浣撳瓧绗﹀瓧绗﹀寘鎷嫳鏂囧ぇ灏忔帶鍒剁鍙峰啓瀛楁瘝锛屼娇鍚勭瀛楃瀵瑰簲涓€涓簩杩涘埗鏁般€傝繖涓狝SCII鏄粈涔堟椂鍊欏紑濮嬬殑锛烝SCII鐮佽〃1967骞村氨鏈変簡鏈€鍒濈殑ASCII鐮佽〃馃敗褰撴椂鐨勮绠楁満閮芥槸鐢ㄩ珮鐢靛钩鍜屼綆鐢靛钩鍒嗗埆浠ｈ〃0鍜?銆備簨瀹炰笂锛岃绠楁満涓殑鎵€鏈夋暟鎹兘鏄?鍜?锛屽畠浠缓绔嬩簡瀛楃鍜屼簩杩涘埗鏁般€傚瓧绗︿笌浜岃繘鍒舵暟鐨勬槧灏勫叧绯诲鏋滃瓧绗︿笌浜岃繘鍒舵暟鐨勬槧灏勫叧绯讳笉涓€鑷达紝闈㈠鍚屼竴涓簩杩涘埗鏁?1010101锛屽氨浼氭槧灏勫埌涓嶅悓鐨勫瓧绗︺€傚綋浜轰滑鐪嬪埌涓嶅悓鐨勫瓧绗︽椂锛屼粬浠涓哄畠浠槸涔辩爜銆傚綋鏃讹紝缇庡浗宸ョ▼甯堝畾涔変簡涓€濂楃紪鐮佽鍒欍€備俊鎭氦鎹㈢編鍥戒俊鎭氦鎹㈡爣鍑嗕唬鐮佹潵婧愭湰鏍囧噯鏄敱缇庡浗鍥藉鏍囧噯鍗忎細锛圓mericanNationalStandardInstitute锛孉NSI锛夊埗瀹氱殑缇庡浗淇℃伅浜ゆ崲鏍囧噯浠ｇ爜銆?ISO)鍏ㄧО涓篒SO646锛岃鏍囧噯鏈€鍚庝竴娆℃洿鏂版槸鍦?986骞达紝鍒扮洰鍓嶄负姝紝涓€鍏卞畾涔変簡128涓瓧绗︽潵瑙ｇ爜ASCII銆傛垜浠壘灏忓啓鐨刟锛屽厛寰€涓婃壘110锛屽氨鏄粬鐨?65楂樹笁浣嶏紝鐒跺悗寰€宸︽壘0001锛屽氨鏄粬鐨?321杩欎釜鏁板瓧鐨勭鍥涗綅锛屽墠闈㈠姞涓€涓?寰楀埌(01100001)浜岃繘鍒跺搴旓紙97锛夊崄杩涘埗锛屽嵆锛?x61锛夊崄鍏繘鍒舵伆濂藉搴斾竴涓瓧鑺傚搴?瀛楄妭byte姝ｅソ8浣嶇浉褰撲簬2涓崄鍏繘鍒舵暟銆傚崄鍏繘鍒舵暟鏇存槗浜庨槄璇汇€傚崄鍏繘鍒舵暟闈炲父閫傚悎杈撳嚭瀛楄妭鐘舵€併€傚惉璧锋潵鎴戜滑鎵惧埌浜嗗瓧绗﹀拰瀛楄妭鐘舵€佷箣闂寸殑鏄犲皠銆備綘鑳藉湪鎿嶅満涓婇獙璇佷竴涓嬪悧锛焢layground杩涘叆python3甯姪妯″紡锛屾垜浠彲浠ユ煡璇exhex瀵瑰簲鐨勫崄鍏繘鍒秇elp(hex)鍔ㄦ墜#鑾峰彇涓€涓猳rd("a")鐨勫簭鍙?杈撳嚭97瀵瑰簲鐨勫崄鍏繘鍒跺舰寮廻ex(97)#finda瀵瑰簲鐨勫崄鍏繘鍒跺舰寮忕殑鏁板瓧瀵瑰簲鐨勫瓧绗ex(ord("a"))0x61鏄崄鍏繘鍒?10x鏄崄鍏繘鍒剁殑鍓嶇紑鏍囪锛屼絾鏄负浠€涔堝崄鍏繘鍒惰鐢?x浣滀负鍓嶇紑鍛紵0x鍓嶇紑x鐨勬潵婧?x鐨剎鏉ユ簮浜巋ex鐨剎0鐨勬潵婧愬彉閲忓悕寮€澶翠笉鑳芥槸鏁板瓧0寮€澶村繀椤绘槸鏁板瓧浣嗕竴鑸啓鏁板瓧涓嶄細浠?寮€澶达紝杩欐牱鍙互淇濊瘉0寮€澶村緢瀹规槗鍜屽崄杩涘埗鍖哄垎寮€鏉ャ€侰璇█涔嬪墠鐨凚璇█閮芥槸鐢?鏉ヨ〃绀哄叓杩涘埗鐨勩€侰璇█缁ф壙浜嗙被浼肩殑璁剧疆銆?寮€澶翠唬琛ㄦ暟瀛椼€?x浠ｈ〃鍗佸叚杩涘埗鏁般€侾ython涔熺户缁户鎵垮瓧绗︼紝瀵瑰簲鏁板瓧锛屾暟瀛椾篃鍙互杞寲涓哄瓧绗︺€傚瓧绗﹀拰浜岃繘鍒舵暟鐨勫叧绯诲叾瀹炲氨鏄紪鐮併€佺紪鐮併€佽В鐮併€佽В鐮併€佺紪鐮併€佽В鐮併€傜紪鐮佸氨鏄皢鏂囨湰銆佹暟瀛楀拰鍏朵粬瀵硅薄鐢ㄩ瀹氱殑鏂规硶缂栫爜鎴愭暟瀛楋紝浠庤€岃浆鎹俊鎭拰鏁版嵁銆傝浆鎹㈡垚鎸囧畾鐨勭數鑴夊啿淇″彿锛岀畝鍗曟潵璇村氨鏄粰澶х櫧鑿滅紪鍙枫€傝В鐮佹槸缂栫爜鐨勯€嗚繃绋嬨€備娇鐢ㄧ壒瀹氱殑鏂规硶灏嗘暟瀛楄繕鍘熶负瀹冩墍浠ｈ〃鐨勫唴瀹广€傚皢鐢佃剦鍐蹭俊鍙枫€佸厜淇″彿銆佹棤绾跨數娉㈢瓑杞崲鎴愬畠銆傛墍琛ㄧず鐨勪俊鎭€佹暟鎹瓑杩囩▼锛岀畝鍗曟潵璇村氨鏄壂鏉″舰鐮佸氨鐭ラ亾杩欐槸澶х櫧鑿滐紝灏辩煡閬撲环鏍肩瓑锛屾垜浠敤python灏濊瘯缂栬В鐮乪ncode锛堢紪鐮侊級鐒跺悗杞崲鎴愬瓧鑺傦紙wordsectionsequence锛塨'\x61'bytes锛堝瓧鑺傚簭鍒楋級b'\x61'decode锛堣В鐮侊級灏辨槸str锛坰tring锛?a'缂栫爜锛坋ncode锛夊拰瑙ｇ爜锛坉ecode)鏄€嗚繍绠楋紝寰堝儚瀛楃锛坈hr锛夊拰搴忓彿锛坥rd锛夌殑缂栬В鐮侊紝鍙互鍏堢紪鐮佸啀瑙ｇ爜锛屼篃鍙互鍏堣В鐮佸啀缂栫爜銆備互鍚庡悇绉嶄贡鐮侀櫎浜嗗崄鍏繘鍒讹紝杩樿兘鐢ㄤ簩杩涘埗鏄剧ず鍚楋紵bin(number)杩欐鎴戜滑灏濊瘯灏嗘暟瀛楄浆鎴愪簩杩涘埗褰㈠紡鏌ヨ浜岃繘鍒跺搴旂殑binbinBinary鍔ㄦ墜#鑾峰彇a鐨勫簭鍙穙rd("a")#杈撳嚭97瀵瑰簲鐨勫崄鍏繘鍒跺舰寮廱in(97)#鎵惧埌瀵瑰簲a鐨勫崄鍏繘鍒跺舰寮廱in(ord("a"))0b1100001鏄簩杩涘埗鏁?1000010b鏄簩杩涘埗鏁扮殑鍓嶇紑鏍囪锛屽氨鍍?x鏄崄鍏繘鍒舵暟鐨勫墠缂€鏍囪涓€鏍凤紝姣旇緝鍔犱笂ASCII琛ㄦ槸鎴愬姛鐨勶紝杩欏厖鍒嗚瘉鏄庢垜浠娇鐢ㄧ殑鏄疉SCII琛ㄧ‘瀹烇紒锛侊紒馃憦馃憦搴熻瘽锛侌煢ф垜浠細鐢╤ex鍜宐in灏嗗崄杩涘埗鏁拌浆鎹㈡垚鍏繘鍒跺拰浜岃繘鍒跺舰寮忥紝鎴戜滑鍙互灏嗗叾浠栧熀鏁拌浆鎹㈠洖鍗佽繘鍒跺悧锛熷叾浠栧熀鏁拌杞崲鍥炲崄杩涘埗銆俰nt(number)浣跨敤int銆傝繖涓猧nt鐨勬潵婧愭槸浠€涔堬紵璁╂垜浠湅鐪媓elp()鏉ユ壘鍑哄ぇ鍐欏瓧姣嶅拰灏忓啓瀛楁瘝涔嬮棿鐨勫尯鍒€?x41-0x5A鑼冨洿涓哄ぇ鍐欏瓧姣嶃€?x61-0x7A鑼冨洿涓哄皬鍐欏瓧姣嶃€俹t;)#杈撳嚭A鐨凙SCII鐮乷rd("A")#杈撳嚭澶у皬鍐欑殑鍖哄埆ord("a")-ord("A")#鍖哄埆鐨勫崄鍏繘鍒跺舰寮廻ex(ord("a")-ord("A"))#浜岃繘鍒跺舰寮忕殑鍖哄埆bin(ord("a")-ord("A"))澶у皬鍐欏瓧姣嶇殑鍖哄埆(32)灏忔暟鐐规濂芥槸(0x20)16涓轰粈涔堝湪鍩烘湰绯荤粺涓湁0x20鐨勫樊寮傦紵涓轰粈涔堣繖涔堝皬锛燄煠斿叧浜嶢SCII鐮佽〃鐨勮蕉浜嬩竴寮€濮嬪叾瀹炲苟娌℃湁浠€涔堝尯鍒€傝繖涓?x20姝ｅソ鏄痓6浣嶅搴旂殑浜岃繘鍒朵綅銆俰bm鐨凟BCDIC缂栫爜涓嶆槸杩欐牱鐨勶紝涓轰粈涔堣鏀规垚杩欐牱鍛紵鏈変簡杩欑瀵瑰簲鍏崇郴锛岃繘琛屼笉鍖哄垎澶у皬鍐欑殑瀛楃涓叉悳绱㈠氨浼氬揩寰楀銆傝繖涓?x20鍙戠敓鍦?963骞?鏈堛€俋3.2.4浠诲姟缁勫湪鍏?963骞?鏈堢殑浼氳涓婃姇绁ㄦ壒鍑嗘洿鏀逛负ASCII銆傚皢灏忓啓瀛楁瘝瀹氫綅鍦ㄧ6鍒楀拰绗?鍒椾腑瀵艰嚧瀛楃鍦ㄤ綅妯″紡涓婁笌澶у啓瀛楁瘝鐨勪笉鍚屼箣澶勫湪浜庡崟涓綅锛屽畠绠€鍖栦簡涓嶅尯鍒嗗ぇ灏忓啓鐨勫瓧绗﹀尮閰嶄互鍙婇敭鐩樺拰鎵撳嵃鏈虹殑鏋勯€犮€傛妸瀹冨彉鎴愬皬鍐欏瓧姣嶏紝鐒跺悗鐩存帴鏌ユ壘銆侫SCII鐮佽〃鐨勮寖鍥存槸0x41-0x5A銆傝繖涓寖鍥存槸澶у啓瀛楁瘝銆?x61-0x7A杩欎釜鑼冨洿鏄皬鍐欏瓧姣嶃€侫SCIIASCII0x20-0x7F涔嬮棿鏈夊悇绉嶇鍙?x00-0x1F涔嬮棿鏄粈涔堜笢瑗匡紵鎴戣繕涓嶇煡閬擄紝涔熻鏈変竴澶╂垜浠彲浠ヨ繘涓€姝ユ帰绱紝鍙互鑲畾鐨勬槸锛屽緢澶氬瓧绗﹂兘鏉ヨ嚜鏇存棭鐨勬懇灏旀柉鐢电爜锛屾洿鏃╃殑鎽╁皵鏂數鐮侊紝ASCII锛屽畠骞堕潪鍑┖鑰屾潵銆傚湪ASCII涔嬪墠鏈夋懇灏旀柉鐢电爜銆備篃鏄竴绉嶇紪鐮佹柟寮忋€妎easy 鏁欐偍鐜╄浆鐢佃矾鍩虹銆嬬18绔犱粙缁嶈繃瀹冨浘涓轰粬鐨勭爜琛ㄥ垎涓洪暱淇″彿鍜岀煭淇″彿锛屽垎鍒槸Di鍜孴amos鐮侀€氳瑙勫垯銆備笅鍥炬樉绀轰簡浠栫殑閫氫俊瑙勫垯銆備笁涓腑鏂‘璁や簡杩欎釜瀛楃鐨勭粨鏉熴€傜姸鎬佷笉鏄?鍜?涓ょ鐘舵€侊紝鑰屾槸闀裤€佺煭銆佹殏鍋滀笁绉嶇姸鎬併€備负浠€涔堣杩欐牱缂栫爜锛烢fficiency缂栫爜瑙勫垯鏄甯哥敤瀛楃鐨勭偣鍑绘鏁板皯锛屾牴鎹瓧绗﹀嚭鐜扮殑姒傜巼鍒嗛厤鐩稿簲鐨勭偣鍑绘鏁般€俆鍜孍鍑虹幇鐨勯鐜囨渶楂橈紝鎵€浠ヤ竴娆＄偣鍑荤殑閿暟鏈川涓婃槸涓€棰楀搱澶浖鏍戙€傞偅鏃讹紝瀹冨畬鍏ㄧ敱浜虹被浼犺緭鍜屾帴鏀躲€傛瘡涓汉鍙戦€佹暟鎹殑閫熷害涓嶆槸鍥哄畾鐨勶紝姣忎釜浜烘帴鏀舵暟鎹殑閫熷害鍙栧喅浜庡彂閫佹柟鐨勫彂閫侀€熷害銆傜幇鍦ㄦ煡琛ㄥ凡缁忔潵涓嶅強浜嗭紝闇€瑕佺啛鎮夌紪鐮佽〃鍜屽父鐢ㄧ缉鍐欍€傝繖鏄敤鐢电紪鐮佺殑鏃╂湡杩囩▼銆傛垜浠幇鍦ㄥ洖鍒癆SCII鐮佹渶鍚庢€荤粨涓€涓嬫暟鍒跺彲浠ヨ浆鎹in(n)鍙互鎶婃暟瀛楄浆鎹㈡垚浜岃繘鍒秇ex(n)鍙互鎶婃暟瀛楄浆鎹㈡垚鍗佸叚杩涘埗int(n)鍙互鎶婃暟瀛楄浆鎹㈡垚鍗佽繘鍒禼odeandDecoding鍙互杞崲鎴恊ncode銆俥ncodingdecodedecodesASCII鐮佽〃鑼冨洿0x41-0x5A杩欎釜鑼冨洿鏄ぇ鍐欏瓧姣?x61-0x7A杩欎釜鑼冨洿鏄皬鍐欏瓧姣?x30-0x39杩欎釜鑼冨洿鏄暟瀛楀噺鍘?x30鐨勭紪鐮侊紝鐩存帴寰楀埌0x20-0x7F涔嬮棿鐨勬暟瀛楁湰韬槸浠€涔堜笢涓滃悇绉嶇鍙?x00-0x1F锛燄煠斾笅娆″啀璇村惂
