<br /> <br />判断字符中是否包含有特殊字符：A<br /> <br /> function containSpecial( s )   {       var containSpecial = RegExp(/[(/ )(/~)(/!)(/@)(/#)(/$)(/%)(/^)(/&)(/*)(/()(/))(/-)(/_)(/+)(/=)(/[)(/])(/{)(/})(/|)(//)(/;)(/:)(/')(/")(/,)(/.)(//)(/<)(/>)(/?)(/)]+/);