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lanrion/gist:7babeaf73fe899dd701a

Created March 7, 2016 08:45
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正则表达式
Raw
gistfile1.txt
http://www.jb51.net/article/43190.htm
[...] 位于括号之内的任意字符
[^...] 不在括号之中的任意字符
. 除了换行符之外的任意字符,等价于[^\n]
\w 任何单字字符, 等价于[a-zA-Z0-9]
\W 任何非单字字符,等价于[^a-zA-Z0-9]
\s 任何空白符,等价于[\ t \ n \ r \ f \ v]
\S 任何非空白符,等价于[^\ t \ n \ r \ f \ v]
\d 任何数字,等价于[0-9]
\D 除了数字之外的任何字符,等价于[^0-9]
[\b] 一个退格直接量(特例)
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