iOS开发中邮箱，电话号码，身份证，密码，昵称正则表达式验证详解手机开发

//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]; 
}