判断字符中是否包含有特殊字符：
function containSpecial( s ) {
var containSpecial = RegExp(/[(\ )(\~)(\!)(\@)(\#)(\$)(\%)(\^)(\&)(\*)(\()(\))(\-)(\_)(\+)(\=)(\[)(\])(\{)(\})(\|)(\\)(\;)(\:)(\‘)(\")(\,)(\.)(\/)(\<)(\>)(\?)(\)]+/);
return ( containSpecial.test(s) );
}
原文：http://www.cnblogs.com/smght/p/5888208.html