[Code Note] verifies the mobile phone number, email address, license plate number, and license plate number.

[Code Note] Verify whether the mobile phone number, mailbox, license plate number is legal, mobile phone license plate number

One, the code.

-(void) viewDidLoad
{
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    
    NSLog (@ "------% d ------", [self isValidateEmail: @ "12345"]);
    NSLog (@ "------% d ------", [self isValidateMobile: @ "12345"]);
    NSLog (@ "---% d ---------", [self isValidateCar: @ "12345"]);
    
}

#pragma -mark-Email verification
-(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];
}

#pragma -mark-mobile phone number verification
-(BOOL) isValidateMobile: (NSString *) mobile
{
    // The phone number starts with 13, 15, 18, and eight \ d numeric characters
    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];
}

#pragma -mark-License plate number verification
-(BOOL) isValidateCar: (NSString *) car
{
    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: car];
}
 

Second, the output.

2015-10-22 10: 00: 05.694 Verify that the mobile phone number, mailbox, and license plate number are legal [1459: 49136] ------ 0 ------
2015-10-22 10: 00: 05.694 Verify that the mobile phone number, mailbox, and license plate number are legal [1459: 49136] ------ 0 ------
2015-10-22 10: 00: 05.695 Verify the phone number, email address, and license plate number are legal [1459: 49136] carTest is SELF MATCHES "^ [A-Za-z] {1} [A-Za-z_0-9] {5} $ "
2015-10-22 10: 00: 05.695 Verify that the mobile phone number, mailbox, and license plate number are legal [1459: 49136] --- 0 ---------