正则表达式与谓词判断邮箱, 身份证, 手机号输入的正确

发布时间：2020-12-14 01:02:26 所属栏目：百科来源：网络整理

导读：//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 evalu

//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]+$";

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]{6,51); font-family:宋体; line-height:28px"> NSPredicate *passWordPredicate = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",passWordRegex];

return [passWordPredicate evaluateWithObject:passWord];

//昵称

+ (BOOL) validateNickname:(NSString *)nickname

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

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];

}

（编辑：李大同）

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