perl正则表达式中各种字符集的整理

benzhou

UTF8

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CODE:
[/x01-/x7f]|[/xc0-/xdf][/x80-/xbf]|[/xe0-/xef][/x80-/xbf]{2}|[/xf0-/xff][/x80-/xbf]{3}


UTF16

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CODE:
[/x00-/xd7][/xe0-/xff]|[/xd8-/xdf][/x00-/xff]{2}


JIS

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CODE:
[/x20-/x7e]|[/x21-/x5f]|[/x21-/x7e]{2}


SJIS

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CODE:
[/x20-/x7e]|[/xa1-/xdf]|([/x81-/x9f]|[/xe0-/xef])([/x40-/x7e]|[/x80-/xfc])


EUC_JP

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CODE:
[/x20-/x7e]|/x81[/xa1-/xdf]|[/xa1-/xfe][/xa1-/xfe]|/x8f[/xa1-/xfe]{2}


EUC_JP标点符号及特殊字符

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CODE:
[/xa1-/xa2][/xa0-/xfe]


EUC_JP全角数字

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CODE:
/xa3[/xb0-/xb9]


EUC_JP全角大写英文

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CODE:
/xa3[/xc1-/xda]


EUC_JP全角小写英文

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CODE:
/xa3[/xe1-/xfa]


EUC_JP全角平假名

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CODE:
/xa4[/xa1-/xf3]


EUC_JP全角片假名 2007-03-12 15:00更新

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CODE:
/xa3[/xb0-/xb9]|/xa3[/xc1-/xda]|/xa5[/xa1-/xf6][/xa3][/xb0-/xfa]|[/xa1][/xbc-/xbe]|[/xa1][/xdd]


EUC_JP全角汉字    2007-03-12 15:06更新

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CODE:
[/xb0-/xcf][/xa0-/xd3]|[/xd0-/xf4][/xa0-/xfe]|[/xB0-/xF3][/xA1-/xFE]|[/xF4][/xA1-/xA6]|[/xA4][/xA1-/xF3]|[/xA5][/xA1-/xF6]|[/xA1][/xBC-/xBE]


Big5

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CODE:
[/x01-/x7f]|[/x81-/xfe]([/x40-/x7e]|[/xa1-/xfe])


GBK

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CODE:
[/x01-/x7f]|[/x81-/xfe][/x40-/xfe]


GB2312汉字

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CODE:
[/xb0-/xf7][/xa0-/xfe]


GB2312半角标点符号及特殊符号

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CODE:
/xa1[/xa2-/xfe]


GB2312罗马数组及项目序号

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CODE:
/xa2([/xa1-/xaa]|[/xb1-/xbf]|[/xc0-/xdf]|[/xe0-/xe2]|[/xe5-/xee]|[/xf1-/xfc])


GB2312全角标点及全角字母

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CODE:
/xa3[/xa1-/xfe]


GB2312日文平假名

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CODE:
/xa4[/xa1-/xf3]


GB2312日文片假名

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CODE:
/xa5[/xa1-/xf6]


補充:
GB18030

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CODE:
[/x00-/x7f]|[/x81-/xfe][/x40-/xfe]|[/x81-/xfe][/x30-/x39][/x81-/xfe][/x30-/x39]


2007-03-12 21:35 补充
日文半角空格

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CODE:
/x20


SJIS全角空格

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CODE:
(?:/x81/x81)


SJIS全角数字

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CODE:
(?:/x82[/x4f-/x58])


SJIS全角大写英文

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CODE:
(?:/x82[/x60-/x79])


SJIS全角小写英文

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CODE:
(?:/x82[/x81-/x9a])


SJIS全角平假名

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CODE:
(?:/x82[/x9f-/xf1])


SJIS全角平假名扩展

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CODE:
(?:/x82[/x9f-/xf1]|/x81[/x4a/x4b/x54/x55])


SJIS全角片假名

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CODE:
(?:/x83[/x40-/x96])


SJIS全角片假名扩展

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CODE:
(?:/x83[/x40-/x96]|/x81[/x45/x5b/x52/x53])


EUC_JP全角空格

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CODE:
(?:/xa1/xa1)


EUC半角片假名

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CODE:
(?:/x8e[/xa6-/xdf])