[分享]对各字符集编码范围的总结[更新日期2007-03-12]

[分享]对各字符集编码范围的总结[更新日期2007-03-12]

最近项目中用到了对文字、标点以及特殊字符的判断。
网上关于GBK、GB2312和BIG5编码范围的资料比较多,但是日文的资料比较少,我总结了一下,希望能对大家在正则中判断
这些字符集尤其是日文字符集的各种字、标点以及特殊符号的时候有所帮助。

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])

谢谢分享
哇,flw和alexru的速度真快啊,谢谢斑竹。呵呵。
不错,支持精华!
这种好东东一定要收藏的。
本贴会继续完善,也请写过类似代码的朋友一起分享您的tips.
不错
好东西
以前在别的网站看到都只有几条
楼主一下子整理了这么多收藏一下
GB18030的有吗?现在操作系统都必需支持这个。
感谢分享
好帖, 谢谢。