iOS 正则表达式判断邮箱、身份证..是否正确

//邮箱

+ (BOOL) validateEmail:(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

+ (BOOL) validateMobile:(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];

return [phoneTest evaluateWithObject:mobile];

}

//车牌号验证

+ (BOOL) validateCarNo:(NSString *)carNo

{

NSString *carRegex = @"^[\u4e00-\u9fa5]{1}[a-zA-Z]{1}[a-zA-Z_0-9]{4}[a-zA-Z_0-9_\u4e00-\u9fa5]$";

NSPredicate *carTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",carRegex];

NSLog(@"carTest is %@",carTest);

return [carTest evaluateWithObject:carNo];

}

//车型

+ (BOOL) validateCarType:(NSString *)CarType

{

NSString *CarTypeRegex = @"^[\u4E00-\u9FFF]+$";

NSPredicate *carTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",CarTypeRegex];

return [carTest evaluateWithObject:CarType];

}

//用户名

+ (BOOL) validateUserName:(NSString *)name

{

NSString *userNameRegex = @"^[A-Za-z0-9]{6,20}+$";

NSPredicate *userNamePredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",userNameRegex];

BOOL B = [userNamePredicate evaluateWithObject:name];

return B;

}

//密码

+ (BOOL) validatePassword:(NSString *)passWord

{

NSString *passWordRegex = @"^[a-zA-Z0-9]{6,20}+$";

NSPredicate *passWordPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",passWordRegex];

return [passWordPredicate evaluateWithObject:passWord];

}

//昵称

+ (BOOL) validateNickname:(NSString *)nickname

{

NSString *nicknameRegex = @"^[\u4e00-\u9fa5]{4,8}$";

NSPredicate *passWordPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",nicknameRegex];

return [passWordPredicate evaluateWithObject:nickname];

}

//身份证号

+ (BOOL) validateIdentityCard: (NSString *)identityCard

{

BOOL flag;

if (identityCard.length <= 0) {

flag = NO;

return flag;

}

NSString *regex2 = @"^(\\d{14}|\\d{17})(\\d|[xX])$";

NSPredicate *identityCardPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",regex2];

return [identityCardPredicate evaluateWithObject:identityCard];

}

/**

检查身份证名字

*/

-(BOOL)checkUserName : (NSString *) userName

{

NSString *pattern = @"^[a-zA-Z\u4E00-\u9FA5]{1,20}";

NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];

BOOL isMatch = [pred evaluateWithObject:userName];

return isMatch;

}

#pragma 正则匹配URL

+ (BOOL)checkURL : (NSString *) url

{

NSString *pattern = @"^[0-9A-Za-z]{1,50}";

NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", pattern];

BOOL isMatch = [pred evaluateWithObject:url];

return isMatch;

}