ASCII码问题
\u5173\u4e8eASCII\u7801\u95ee\u9898ascii('')\u91cc\u9762\u7684\u5b57\u5982\u679c\u5927\u4e8e2\u4e2a,\u90a3\u4e48\u4ed6\u662f\u628a\u7b2c\u4e00\u4e2a\u7684ascii\u7801\u8f6c\u6362\u51fa\u6765,\u540e\u9762\u7684\u4e0d\u7ba1\u4e86
\u524d\u8fb9\u52a00\u8865\u9f50\uff0c00001101\uff0c\u5982\u679cascii\u662f1\u7684\u4e5f\u662f\u52a00\u8865\u9f50\uff0c00000001
\u6807\u51c6ASCII\u8868
Bin Dec Hex \u7f29\u5199/\u5b57\u7b26 \u89e3\u91ca
00000000 0 00 NUL(null) \u7a7a\u5b57\u7b26
00000001 1 01 SOH(start of headling) \u6807\u9898\u5f00\u59cb
00000010 2 02 STX (start of text) \u6b63\u6587\u5f00\u59cb
00000011 3 03 ETX (end of text) \u6b63\u6587\u7ed3\u675f
00000100 4 04 EOT (end of transmission) \u4f20\u8f93\u7ed3\u675f
00000101 5 05 ENQ (enquiry) \u8bf7\u6c42
00000110 6 06 ACK (acknowledge) \u6536\u5230\u901a\u77e5
00000111 7 07 BEL (bell) \u54cd\u94c3
00001000 8 08 BS (backspace) \u9000\u683c
00001001 9 09 HT (horizontal tab) \u6c34\u5e73\u5236\u8868\u7b26
00001010 10 0A LF (NL line feed, new line) \u6362\u884c\u952e
00001011 11 0B VT (vertical tab) \u5782\u76f4\u5236\u8868\u7b26
00001100 12 0C FF (NP form feed, new page) \u6362\u9875\u952e
00001101 13 0D CR (carriage return) \u56de\u8f66\u952e
00001110 14 0E SO (shift out) \u4e0d\u7528\u5207\u6362
00001111 15 0F SI (shift in) \u542f\u7528\u5207\u6362
00010000 16 10 DLE (data link escape) \u6570\u636e\u94fe\u8def\u8f6c\u4e49
00010001 17 11 DC1 (device control 1) \u8bbe\u5907\u63a7\u52361
00010010 18 12 DC2 (device control 2) \u8bbe\u5907\u63a7\u52362
00010011 19 13 DC3 (device control 3) \u8bbe\u5907\u63a7\u52363
00010100 20 14 DC4 (device control 4) \u8bbe\u5907\u63a7\u52364
00010101 21 15 NAK (negative acknowledge) \u62d2\u7edd\u63a5\u6536
00010110 22 16 SYN (synchronous idle) \u540c\u6b65\u7a7a\u95f2
00010111 23 17 ETB (end of trans. block) \u4f20\u8f93\u5757\u7ed3\u675f
00011000 24 18 CAN (cancel) \u53d6\u6d88
00011001 25 19 EM (end of medium) \u4ecb\u8d28\u4e2d\u65ad
00011010 26 1A SUB (substitute) \u66ff\u8865
00011011 27 1B ESC (escape) \u6ea2\u51fa
00011100 28 1C FS (file separator) \u6587\u4ef6\u5206\u5272\u7b26
00011101 29 1D GS (group separator) \u5206\u7ec4\u7b26
00011110 30 1E RS (record separator) \u8bb0\u5f55\u5206\u79bb\u7b26
00011111 31 1F US (unit separator) \u5355\u5143\u5206\u9694\u7b26
00100000 32 20 (space) \u7a7a\u683c
00100001 33 21 !
00100010 34 22 "
00100011 35 23 #
00100100 36 24 $
00100101 37 25 %
00100110 38 26 &
00100111 39 27 '
00101000 40 28 (
00101001 41 29 )
00101010 42 2A *
00101011 43 2B +
00101100 44 2C ,
00101101 45 2D -
00101110 46 2E .
00101111 47 2F /
00110000 48 30 0
‘8’的ASC码为十进制数38，二进制就是00111000，
合起来就是00110010 00110000 00110000 00111000
ASCII码是将我们日常的符号转化成计算机可以识别的一种编码 比如我们写程序比较字符'a'和字符'c'那个大 计算机就会先转化成ascii码然后进行比较 具体有一个编码列表 可以通过编程的方式很容易获得 网上资料很多 http://www.weste.net/tools/ASCII.asp这有个ascii码表的数据
高一老师没讲？我老师好像降了耶，咋俩高一不在一班？哦，你是4班的
绛旓細ascii鏄寚鍗曚釜瀛楃鏉ヨ〃绀虹殑锛岃100鏄笁涓瓧绗︺傛垜浠彲浠ユ妸瀹冨垎涓轰笁涓儴鍒嗭細鈥1鈥濃0鈥濃0鈥濓紝浠庡浘涓彲浠ョ湅瑙佹帶鍒剁鈥1鈥鐨凙SCII涓49锛"0"鐨凙SCII涓48 鎵浠100鍙互ASCII琛ㄧず涓 49 48 48 杩欓噷鐨49鍜48浠ｈ〃鍗佽繘鍒讹紝杞崲涓哄崄鍏繘鍒跺垎鍒负31H鍜30H ...
绛旓細ASCII鐮佷腑澶у啓鑻辨枃瀛楁瘝鏄繛缁〃锛孎鍦ˋ鍚庨潰5浣嶏紝鎵浠鐨凙SCII鐮=01000001(浜岃繘鍒)+5(鍗佽繘鍒)=01000110(浜岃繘鍒)銆侫SCII 鐮佷娇鐢ㄦ寚瀹氱殑7浣嶆垨8浣嶄簩杩涘埗鏁扮粍鍚堟潵琛ㄧず128鎴256绉嶅彲鑳界殑瀛楃銆鏍囧噯ASCII 鐮涔熷彨鍩虹ASCII鐮侊紝浣跨敤7浣嶄簩杩涘埗鏁帮紙鍓╀笅鐨1浣嶄簩杩涘埗涓0锛夋潵琛ㄧず鎵鏈夌殑澶у啓鍜屽皬鍐欏瓧姣嶏紝鏁板瓧0 鍒9...
绛旓細ASCII 鐮佷娇鐢ㄦ寚瀹氱殑7 浣嶆垨8 浣嶄簩杩涘埗鏁扮粍鍚堟潵琛ㄧず128 鎴256 绉嶅彲鑳界殑瀛楃銆鏍囧噯ASCII 鐮涔熷彨鍩虹ASCII鐮锛屼娇鐢7 浣嶄簩杩涘埗鏁帮紙鍓╀笅鐨1浣嶄簩杩涘埗涓0锛夋潵琛ㄧず鎵鏈夌殑澶у啓鍜屽皬鍐欏瓧姣嶏紝鏁板瓧0 鍒9銆佹爣鐐圭鍙凤紝 浠ュ強鍦ㄧ編寮忚嫳璇腑浣跨敤鐨勭壒娈婃帶鍒跺瓧绗︺傚叾涓細0锝31鍙127(鍏33涓)鏄帶鍒跺瓧绗︽垨閫氫俊涓撶敤瀛楃锛...
绛旓細甯歌ASCII鐮鐨勫ぇ灏忚鍒欎负0~9<A~Z<a~z銆1銆佹暟瀛楁瘮瀛楁瘝瑕佸皬銆傚 鈥7鈥<鈥淔鈥濄2銆佹暟瀛0姣旀暟瀛9瑕佸皬锛屽苟鎸0鍒9椤哄簭閫掑銆傚 鈥3鈥<鈥8鈥 銆3銆佸瓧姣岮姣斿瓧姣峑瑕佸皬锛屽苟鎸堿鍒癦椤哄簭閫掑銆傚鈥淎鈥<鈥淶鈥 銆4銆佸悓涓瓧姣嶇殑澶у啓瀛楁瘝姣斿皬鍐欏瓧姣嶈灏32銆傚鈥淎鈥<鈥渁鈥 銆
绛旓細瀛楁瘝A锛ASCII鐮鐨勫兼槸65锛岃浆鎹㈡垚浜岃繘鍒跺氨鏄01000001銆傛垜浠彲浠ラ獙璇佷竴涓嬶紝鍓嶉潰閭ｄ釜1鐨勬潈閲嶆槸2^6锛屽悗闈㈤偅涓1鐨勬潈閲嶆槸2^0锛屾墍浠01000001杞崲鎴愬崄杩涘埗灏辨槸1*2^6+1*2^0=65锛屾槸姝ｇ‘鐨勩傚瓧姣岯锛孉SCII鐮佺殑鍊兼槸66锛岃浆鎹㈡垚浜岃繘鍒跺氨鏄01000010銆備互姝ょ被鎺紝瀛楁瘝E锛孉SCII鐨勫兼槸69锛岃浆鎹㈡垚浜岃繘鍒跺氨鏄01000101...
绛旓細宸茬煡鑻辨枃瀛楁瘝m鐨刟scii鐮鍊间负109,閭ｄ箞鑻辨枃瀛楁瘝d鐨刟scii鐮佸兼槸___c___銆俛銆66b銆67c銆68d銆69a鏄65;d鏄68鎮ㄥソ,寰堥珮鍏翠负鎮ㄨВ绛,skyhunter002涓烘偍绛旂枒瑙ｆ儜濡傛灉鏈鏈変粈涔堜笉鏄庣櫧鍙互杩介棶,濡傛灉婊℃剰璁板緱閲囩撼濡傛灉鏈夊叾浠闂璇烽噰绾虫湰棰樺悗鍙﹀彂鐐瑰嚮鍚戞垜姹傚姪,绛旈涓嶆槗,璇疯皡瑙,璋㈣阿銆傜瀛︿範杩涙 宸茶禐杩 宸茶俯杩< 浣...
绛旓細A鐨勫崄杩涘埗鏁颁负65锛孍涓69锛岀浉闅4涓瓧绗︼紝灏嗏4鈥濈敤闄2鍘讳綑娉曪紙杞寲涓轰簩杩涘埗锛夊緱鍒00000100锛屽凡鐭鐨勭爜涓01000001锛屽垯鐢01000001锛00000100锛01000101锛屽嵆涓篍鐨勭爜銆ASCII鍊间负8銆9銆10 鍜13 鍒嗗埆杞崲涓洪鏍笺佸埗琛ㄣ佹崲琛屽拰鍥炶溅瀛楃銆傚畠浠苟娌℃湁鐗瑰畾鐨勫浘褰㈡樉绀猴紝浣嗕細渚濅笉鍚岀殑搴旂敤绋嬪簭锛岃屽鏂囨湰鏄剧ず鏈...
绛旓細绌烘牸鐨凙SCII鐮鍊间负32銆侫SCII鐮佹槸涓绉嶅父鐢ㄧ殑瀛楃缂栫爜鏍囧噯銆傚湪ASCII鐮佷腑锛岀┖鏍肩殑ASCII鐮佸间负32銆傚湪璁＄畻鏈轰腑锛屽瓧绗﹀拰鏁板瓧绛夋暟鎹兘鏄互浜岃繘鍒跺舰寮忚〃绀虹殑锛岃屼笉鏄互浜虹被鍙鐨勫瓧绗﹀舰寮忋傝绠楁満浣跨敤ASCII鐮佸皢瀛楃杞崲涓哄搴旂殑浜岃繘鍒剁紪鐮侊紝浠ヤ究杩涜鏁版嵁浼犺緭鍜屽鐞嗐傜┖鏍间綔涓篈SCII鐮佷腑鐨勪竴涓瓧绗︼紝鍏禔SCII鐮佸间负32...
绛旓細甯歌ASCII鐮佺殑澶у皬瑙勫垯锛0~9<A~Z<a~z銆傛暟瀛楁瘮瀛楁瘝瑕佸皬銆傚 鈥7鈥<鈥淔鈥濓紱鏁板瓧0姣旀暟瀛9瑕佸皬锛屽苟鎸0鍒9椤哄簭閫掑銆傚鈥3鈥<鈥8鈥濄傚瓧姣岮姣斿瓧姣峑瑕佸皬锛屽苟鎸堿鍒癦椤哄簭閫掑銆傚鈥淎鈥<鈥淶鈥濓紱鍚屼釜瀛楁瘝鐨勫ぇ鍐欏瓧姣嶆瘮灏忓啓瀛楁瘝瑕佸皬32銆傚鈥淎鈥<鈥渁鈥濄傚嚑涓父瑙佸瓧姣鐨凙SCII鐮澶у皬锛氣淎鈥濅负65锛...
绛旓細1. 姣忎釜瀛楁瘝閮芥湁瀵瑰簲鐨凙SCII鐮鍊笺備緥濡傦紝瀛楁瘝A鐨凙SCII鐮佹槸65锛岃浆鎹负浜岃繘鍒朵负01000001銆2. 鎴戜滑鍙互閫氳繃璁＄畻楠岃瘉浜岃繘鍒跺埌鍗佽繘鍒剁殑杞崲銆備緥濡傦紝01000001鐨勬潈閲嶅垎鍒负2^6鍜2^0锛岀浉鍔犲緱鍒65锛屼笌A鐨凙SCII鐮佸肩浉绗︺3. 鍚岀悊锛屽瓧姣岯鐨凙SCII鐮佹槸66锛屼簩杩涘埗琛ㄧず涓01000010銆4. 瀛楁瘝E鐨凙SCII鐮佹槸69锛屽搴...
