https://blog.youkuaiyun.com/xbuinzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/xbuin/article/details/7334543https://blog.youkuaiyun.com/xbuin/article/details/7334543xbuinThu, 08 Mar 2012 21:24:23 +0800https://blog.youkuaiyun.com/xbuin/article/details/6300280https://blog.youkuaiyun.com/xbuin/article/details/6300280xbuinSun, 03 Apr 2011 17:33:00 +0800一个正则表达式就是由普通字符（例如字符 a 到 z）以及特殊字符（称为元字符）组成的文字模式。该模式描述在查找文字主体时待匹配的一个或多个字符串。正则表达式作为一个模板，将某个字符模式与所搜索的字符串进行匹配。
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将下一个字符标记为一个特殊字符、或一个原义字符、或一个 后向引用、或一个八进制转义符。例如，'n' 匹配字符 "n"。'/n' 匹配一个换行符。序列 '//' 匹配 "/" 而 "/(" 则匹配 "("。
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匹配输入字符串]]>https://blog.youkuaiyun.com/xbuin/article/details/2494925https://blog.youkuaiyun.com/xbuin/article/details/2494925xbuinFri, 30 May 2008 02:06:00 +0800https://blog.youkuaiyun.com/xbuin/article/details/2491837https://blog.youkuaiyun.com/xbuin/article/details/2491837xbuinWed, 28 May 2008 23:31:00 +0800https://blog.youkuaiyun.com/xbuin/article/details/2318047https://blog.youkuaiyun.com/xbuin/article/details/2318047xbuinWed, 23 Apr 2008 15:02:00 +0800https://blog.youkuaiyun.com/xbuin/article/details/2119549https://blog.youkuaiyun.com/xbuin/article/details/2119549xbuinMon, 25 Feb 2008 17:00:00 +0800https://blog.youkuaiyun.com/xbuin/article/details/2100168https://blog.youkuaiyun.com/xbuin/article/details/2100168xbuinSun, 17 Feb 2008 03:49:00 +0800https://blog.youkuaiyun.com/xbuin/article/details/2099723https://blog.youkuaiyun.com/xbuin/article/details/2099723xbuinSat, 16 Feb 2008 18:05:00 +0800https://blog.youkuaiyun.com/xbuin/article/details/1732901https://blog.youkuaiyun.com/xbuin/article/details/1732901xbuinWed, 08 Aug 2007 22:05:00 +0800is_available = 1;             return; } ]]>https://blog.youkuaiyun.com/xbuin/article/details/1681945https://blog.youkuaiyun.com/xbuin/article/details/1681945xbuinSat, 07 Jul 2007 12:24:00 +0800