ios判断邮箱,手机号码，车牌号是否合法（正则表达）

转载于 2013-08-15 13:25:54 发布 · 5.3k 阅读

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本文提供了使用正则表达式进行电子邮件地址、手机号码及车牌号验证的Objective-C代码示例。通过NSPredicate实现验证功能，适用于iOS应用开发。

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/*邮箱验证 MODIFIED BY HELENSONG*/
-(BOOL)isValidateEmail:(NSString *)email
{
    NSString *emailRegex = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
    NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
    return [emailTest evaluateWithObject:email];
}

/*手机号码验证 MODIFIED BY HELENSONG*/
-(BOOL) isValidateMobile:(NSString *)mobile
{
    //手机号以13， 15，18开头，八个 \d 数字字符
    NSString *phoneRegex = @"^((13[0-9])|(15[^4,\\D])|(18[0,0-9]))\\d{8}$";
    NSPredicate *phoneTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",phoneRegex];
//    NSLog(@"phoneTest is %@",phoneTest);
    return [phoneTest evaluateWithObject:mobile];
}

/*车牌号验证 MODIFIED BY HELENSONG*/ 
BOOL validateCarNo(NSString* carNo) 
{ 
    NSString *carRegex = @"^[A-Za-z]{1}[A-Za-z_0-9]{5}$"; 
    NSPredicate *carTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",carRegex]; 
    NSLog(@"carTest is %@",carTest); 
    return [carTest evaluateWithObject:carNo]; 
}