Summary of common encoding ranges of character sets

Encoding	Character set encoding range
UTF8	[X01-x7f] | [xc0-xdf] [x80-xbf] | [xe0-xef] [x80-xbf] {2} | [xf0-xff] [x80-xbf] {3}
UTF16	[X00-xd7] [xe0-xff] | [xd8-xdf] [x00-xff] {2}
Big5	[X01-x7f] | [x81-xfe] ([x40-x7e] | [xa1-xfe])
GBK	[X01-x7f] | [x81-xfe] [x40-xfe]
GB2312 Chinese characters	[Xb0-xf7] [xa0-xfe]
GB2312 halfwidth punctuation marks and special symbols	Xa1 [xa2-xfe]
GB2312 Rome array and Project No.	Xa2 ([xa1-xaa] | [xb1-xbf] | [xc0-xdf] | [xe0-xe2] | [xe5-xee] | [xf1-xfc])
GB2312 fullwidth punctuation and fullwidth letters	Xa3 [xa1-xfe]
GB2312 Japanese Hirakana	Xa4 [xa1-xf3]
GB2312 Japanese katakana	Xa5 [xa1-xf6]
GB18030	[X00-x7f] | [x81-xfe] [x40-xfe] | [x81-xfe] [x30-x39] [x81-xfe] [x30-x39]
JIS	[X20-x7e] | [x21-x5f] | [x21-x7e] {2}
SJIS	[X20-x7e] | [xa1-xdf] | ([x81-x9f] | [xe0-xef]) ([x40-x7e] | [x80-xfc])
SJIS fullwidth space	(? : X81x81)
SJIS fullwidth number	(? : X82 [x4f-x58])
SJIS in uppercase	(? : X82 [x60-x79])
SJIS all lowercase English	(? : X82 [x81-x9a])
SJIS fullwidth Hirakana	(? : X82 [x9f-xf1])
SJIS fullwidth Hirakana extension	(? : X82 [x9f-xf1] | x81 [x4ax4bx54x55])
SJIS fullwidth katakana	(? : X83 [x40-x96])
SJIS full-angle katakana extension	(? : X83 [x40-x96] | x81 [x45x5bx52x53])
EUC_JP	[X20-x7e] | x81 [xa1-xdf] | [xa1-xfe] [xa1-xfe] | x8f [xa1-xfe] {2}
EUC_JP punctuation marks and special characters	[Xa1-xa2] [xa0-xfe]
EUC_JP full-angle number	Xa3 [xb0-xb9]
EUC_JP full-width uppercase English	Xa3 [xc1-xda]
EUC_JP full-width lowercase English	Xa3 [xe1-xfa]
EUC_JP fullwidth Hirakana	Xa4 [xa1-xf3]
EUC_JP full-angle katakana	Xa3 [xb0-xb9] | xa3 [xc1-xda] | xa5 [xa1-xf6] [xa3] [xb0-xfa] | [xa1] [xbc-xbe] | [xa1] [xdd]
EUC_JP full-width Chinese characters	[Xb0-xcf] [xa0-xd3] | [xd0-xf4] [xa0-xfe] | [xB0-xF3] [xA1-xFE] | [xF4] [xA1-xA6] | [xA4] [xA1-xF3] | [xA5] [xA1-xF6] | [xA1] [xBC-xBE]
EUC_JP fullwidth space	(? : Xa1xa1)
EUC halfwidth katakana	(? : X8e [xa6-xdf])
Japanese half-width space	X20