//判断是否含有非法字符 yes 有 no没有
+ (BOOL)JudgeTheillegalCharacter:(NSString *)content{
//提示 标签不能输入特殊字符
NSString *str =@"^[A-Za-z0-9\\u4e00-\u9fa5]+$";
NSPredicate* emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", str];
if (![emailTest evaluateWithObject:content]) {
return YES;
}
return NO;
}