YearExpiryRule

public class YearExpiryRule : ValidationRule<String>

YearExpiryRule is a subclass of ValidationRule that defines how a credit/debit card’s expiry year is validated


                    
                    
                    init(validity:message:)

Initializes YearExpiryRule object with error message. Used to validate a card’s expiry year.

Swift

public init(validity: Int = 3, message: String = "")


                                message

Error message string.

An initialized YearExpiryRule object.


                    
                    
                    validate(_:)

Validates a field.

Swift

public override func validate(_ value: String?) -> String?


                                value

String or Int to check for validation.

Error Message. nil on successful validation, otherwise String on failed Validation.