C-M¨x字符查编码

132
查询字符
“C-M¨x”字符编码信息
C-M¨x
Unicode(10进制): 67 Unicode(16进制): U+0043 HTML实体(10进制): C HTML实体(16进制): C JavaScript(ASCII): \u43 CSS: \43 Unicode所属区间: C0控制符及基本拉丁文 (C0 Control and Basic Latin)(0000-007F)

“C-M¨x”的其它编码列表

IBM037 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM437 43 2D 4D 22 78 288522838648 67 45 77 34 120 103 055 115 042 170 01000011 00101101 01001101 00100010 01111000
IBM500 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
ASMO-708 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
DOS-720 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
ibm737 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
ibm775 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
ibm850 43 2D 4D F9 78 288522893688 67 45 77 249 120 103 055 115 371 170 01000011 00101101 01001101 11111001 01111000
ibm852 43 2D 4D F9 78 288522893688 67 45 77 249 120 103 055 115 371 170 01000011 00101101 01001101 11111001 01111000
IBM855 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
ibm857 43 2D 4D F9 78 288522893688 67 45 77 249 120 103 055 115 371 170 01000011 00101101 01001101 11111001 01111000
IBM00858 43 2D 4D F9 78 288522893688 67 45 77 249 120 103 055 115 371 170 01000011 00101101 01001101 11111001 01111000
IBM860 43 2D 4D 22 78 288522838648 67 45 77 34 120 103 055 115 042 170 01000011 00101101 01001101 00100010 01111000
ibm861 43 2D 4D 22 78 288522838648 67 45 77 34 120 103 055 115 042 170 01000011 00101101 01001101 00100010 01111000
DOS-862 43 2D 4D 22 78 288522838648 67 45 77 34 120 103 055 115 042 170 01000011 00101101 01001101 00100010 01111000
IBM863 43 2D 4D A4 78 288522871928 67 45 77 164 120 103 055 115 244 170 01000011 00101101 01001101 10100100 01111000
IBM864 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
IBM865 43 2D 4D 22 78 288522838648 67 45 77 34 120 103 055 115 042 170 01000011 00101101 01001101 00100010 01111000
cp866 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
ibm869 43 2D 4D F9 78 288522893688 67 45 77 249 120 103 055 115 371 170 01000011 00101101 01001101 11111001 01111000
IBM870 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
windows-874 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
cp875 C3 60 D4 70 A7 839143157927 195 96 212 112 167 303 140 324 160 247 11000011 01100000 11010100 01110000 10100111
shift_jis 43 2D 4D 81 4E 78 73861852909176 67 45 77 129 78 120 103 055 115 201 116 170 01000011 00101101 01001101 10000001 01001110 01111000
gb2312 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
ks_c_5601-1987 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
big5 43 2D 4D A1 4C 78 73861855005816 67 45 77 161 76 120 103 055 115 241 114 170 01000011 00101101 01001101 10100001 01001100 01111000
IBM1026 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01047 C3 60 D4 BB A7 839143177127 195 96 212 187 167 303 140 324 273 247 11000011 01100000 11010100 10111011 10100111
IBM01140 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01141 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01142 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01143 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01144 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01145 C3 60 D4 A1 A7 839143170471 195 96 212 161 167 303 140 324 241 247 11000011 01100000 11010100 10100001 10100111
IBM01146 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01147 C3 60 D4 A1 A7 839143170471 195 96 212 161 167 303 140 324 241 247 11000011 01100000 11010100 10100001 10100111
IBM01148 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM01149 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
utf-16 43 00 2D 00 4D 00 A8 00 78 00 0 67 0 45 0 77 0 168 0 120 0 103 000 055 000 115 000 250 000 170 000 01000011 00000000 00101101 00000000 01001101 00000000 10101000 00000000 01111000 00000000
utf-16BE 00 43 00 2D 00 4D 00 A8 00 78 0 0 67 0 45 0 77 0 168 0 120 000 103 000 055 000 115 000 250 000 170 00000000 01000011 00000000 00101101 00000000 01001101 00000000 10101000 00000000 01111000
windows-1250 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
windows-1251 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
Windows-1252 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
windows-1253 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
windows-1254 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
windows-1255 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
windows-1256 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
windows-1257 43 2D 4D 8D 78 288522866040 67 45 77 141 120 103 055 115 215 170 01000011 00101101 01001101 10001101 01111000
windows-1258 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
Johab 43 2D 4D D9 37 78 73861858670456 67 45 77 217 55 120 103 055 115 331 067 170 01000011 00101101 01001101 11011001 00110111 01111000
macintosh 43 2D 4D AC 78 288522873976 67 45 77 172 120 103 055 115 254 170 01000011 00101101 01001101 10101100 01111000
x-mac-japanese 43 2D 4D 81 4E 78 73861852909176 67 45 77 129 78 120 103 055 115 201 116 170 01000011 00101101 01001101 10000001 01001110 01111000
x-mac-chinesetrad 43 2D 4D A1 4C 78 73861855005816 67 45 77 161 76 120 103 055 115 241 114 170 01000011 00101101 01001101 10100001 01001100 01111000
x-mac-korean 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
x-mac-arabic 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-mac-hebrew 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-mac-greek 43 2D 4D 8C 78 288522865784 67 45 77 140 120 103 055 115 214 170 01000011 00101101 01001101 10001100 01111000
x-mac-cyrillic 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-mac-chinesesimp 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
x-mac-romanian 43 2D 4D AC 78 288522873976 67 45 77 172 120 103 055 115 254 170 01000011 00101101 01001101 10101100 01111000
x-mac-ukrainian 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-mac-thai 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-mac-ce 43 2D 4D AC 78 288522873976 67 45 77 172 120 103 055 115 254 170 01000011 00101101 01001101 10101100 01111000
x-mac-icelandic 43 2D 4D AC 78 288522873976 67 45 77 172 120 103 055 115 254 170 01000011 00101101 01001101 10101100 01111000
x-mac-turkish 43 2D 4D AC 78 288522873976 67 45 77 172 120 103 055 115 254 170 01000011 00101101 01001101 10101100 01111000
x-mac-croatian 43 2D 4D AC 78 288522873976 67 45 77 172 120 103 055 115 254 170 01000011 00101101 01001101 10101100 01111000
utf-32 43 00 00 00 2D 00 00 00 4D 00 00 00 A8 00 00 00 78 00 00 00 0 67 0 0 0 45 0 0 0 77 0 0 0 168 0 0 0 120 0 0 0 103 000 000 000 055 000 000 000 115 000 000 000 250 000 000 000 170 000 000 000 01000011 00000000 00000000 00000000 00101101 00000000 00000000 00000000 01001101 00000000 00000000 00000000 10101000 00000000 00000000 00000000 01111000 00000000 00000000 00000000
utf-32BE 00 00 00 43 00 00 00 2D 00 00 00 4D 00 00 00 A8 00 00 00 78 0 0 0 0 67 0 0 0 45 0 0 0 77 0 0 0 168 0 0 0 120 000 000 000 103 000 000 000 055 000 000 000 115 000 000 000 250 000 000 000 170 00000000 00000000 00000000 01000011 00000000 00000000 00000000 00101101 00000000 00000000 00000000 01001101 00000000 00000000 00000000 10101000 00000000 00000000 00000000 01111000
x-Chinese-CNS 43 2D 4D A3 CF 78 73861855170424 67 45 77 163 207 120 103 055 115 243 317 170 01000011 00101101 01001101 10100011 11001111 01111000
x-cp20001 43 2D 4D 82 6B 78 73861852982136 67 45 77 130 107 120 103 055 115 202 153 170 01000011 00101101 01001101 10000010 01101011 01111000
x-Chinese-Eten 43 2D 4D 82 6B 78 73861852982136 67 45 77 130 107 120 103 055 115 202 153 170 01000011 00101101 01001101 10000010 01101011 01111000
x-cp20003 43 2D 4D 81 4E 78 73861852909176 67 45 77 129 78 120 103 055 115 201 116 170 01000011 00101101 01001101 10000001 01001110 01111000
x-cp20004 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-cp20005 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-IA5 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-IA5-German 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-IA5-Swedish 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-IA5-Norwegian 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
us-ascii 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-cp20261 43 2D 4D C8 20 78 73861857550456 67 45 77 200 32 120 103 055 115 310 040 170 01000011 00101101 01001101 11001000 00100000 01111000
x-cp20269 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
IBM273 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM277 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM278 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM280 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM284 C3 60 D4 A1 A7 839143170471 195 96 212 161 167 303 140 324 241 247 11000011 01100000 11010100 10100001 10100111
IBM285 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM290 C3 60 D4 6F B7 839143157687 195 96 212 111 183 303 140 324 157 267 11000011 01100000 11010100 01101111 10110111
IBM297 C3 60 D4 A1 A7 839143170471 195 96 212 161 167 303 140 324 241 247 11000011 01100000 11010100 10100001 10100111
IBM420 C3 60 D4 6F A7 839143157671 195 96 212 111 167 303 140 324 157 247 11000011 01100000 11010100 01101111 10100111
IBM423 C3 60 D4 A1 A7 839143170471 195 96 212 161 167 303 140 324 241 247 11000011 01100000 11010100 10100001 10100111
IBM424 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
x-EBCDIC-KoreanExtended C3 60 D4 6F A7 839143157671 195 96 212 111 167 303 140 324 157 247 11000011 01100000 11010100 01101111 10100111
IBM-Thai C3 60 D4 6F A7 839143157671 195 96 212 111 167 303 140 324 157 247 11000011 01100000 11010100 01101111 10100111
koi8-r 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
IBM871 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM880 C3 60 D4 6F A7 839143157671 195 96 212 111 167 303 140 324 157 247 11000011 01100000 11010100 01101111 10100111
IBM905 C3 60 D4 BD A7 839143177639 195 96 212 189 167 303 140 324 275 247 11000011 01100000 11010100 10111101 10100111
IBM00924 C3 60 D4 6F A7 839143157671 195 96 212 111 167 303 140 324 157 247 11000011 01100000 11010100 01101111 10100111
EUC-JP 43 2D 4D A1 AF 78 73861855031160 67 45 77 161 175 120 103 055 115 241 257 170 01000011 00101101 01001101 10100001 10101111 01111000
x-cp20936 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
x-cp20949 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
cp1025 C3 60 D4 6F A7 839143157671 195 96 212 111 167 303 140 324 157 247 11000011 01100000 11010100 01101111 10100111
koi8-u 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
iso-8859-1 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-8859-2 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-8859-3 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-8859-4 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-8859-5 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
iso-8859-6 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
iso-8859-7 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-8859-8 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-8859-9 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-8859-13 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
iso-8859-15 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-Europa 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
iso-8859-8-i 43 2D 4D A8 78 288522872952 67 45 77 168 120 103 055 115 250 170 01000011 00101101 01001101 10101000 01111000
iso-2022-jp 43 2D 4D 1B 24 42 21 2F 1B 28 42 78 0 67 45 77 27 36 66 33 47 27 40 66 120 103 055 115 033 044 102 041 057 033 050 102 170 01000011 00101101 01001101 00011011 00100100 01000010 00100001 00101111 00011011 00101000 01000010 01111000
csISO2022JP 43 2D 4D 1B 24 42 21 2F 1B 28 42 78 0 67 45 77 27 36 66 33 47 27 40 66 120 103 055 115 033 044 102 041 057 033 050 102 170 01000011 00101101 01001101 00011011 00100100 01000010 00100001 00101111 00011011 00101000 01000010 01111000
iso-2022-jp 43 2D 4D 1B 24 42 21 2F 1B 28 42 78 0 67 45 77 27 36 66 33 47 27 40 66 120 103 055 115 033 044 102 041 057 033 050 102 170 01000011 00101101 01001101 00011011 00100100 01000010 00100001 00101111 00011011 00101000 01000010 01111000
iso-2022-kr 43 2D 4D 1B 24 29 43 0E 21 27 0F 78 0 67 45 77 27 36 41 67 14 33 39 15 120 103 055 115 033 044 051 103 016 041 047 017 170 01000011 00101101 01001101 00011011 00100100 00101001 01000011 00001110 00100001 00100111 00001111 01111000
x-cp50227 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
euc-jp 43 2D 4D A1 AF 78 73861855031160 67 45 77 161 175 120 103 055 115 241 257 170 01000011 00101101 01001101 10100001 10101111 01111000
EUC-CN 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
euc-kr 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
hz-gb-2312 43 2D 4D 7E 7B 21 27 7E 7D 78 0 67 45 77 126 123 33 39 126 125 120 103 055 115 176 173 041 047 176 175 170 01000011 00101101 01001101 01111110 01111011 00100001 00100111 01111110 01111101 01111000
GB18030 43 2D 4D A1 A7 78 73861855029112 67 45 77 161 167 120 103 055 115 241 247 170 01000011 00101101 01001101 10100001 10100111 01111000
x-iscii-de 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-be 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-ta 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-te 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-as 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-or 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-ka 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-ma 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-gu 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
x-iscii-pa 43 2D 4D 3F 78 288522846072 67 45 77 63 120 103 055 115 077 170 01000011 00101101 01001101 00111111 01111000
utf-7 43 2D 4D 2B 41 4B 67 2D 78 0 67 45 77 43 65 75 103 45 120 103 055 115 053 101 113 147 055 170 01000011 00101101 01001101 00101011 01000001 01001011 01100111 00101101 01111000
utf-8 43 2D 4D C2 A8 78 73861857192056 67 45 77 194 168 120 103 055 115 302 250 170 01000011 00101101 01001101 11000010 10101000 01111000

相关功能

编码查字符 中文字符编码比较 Unicode 编码详解 常用字符编码 Unicode 区域表 字符编码大全