[](https://travis-ci.org/PolymerElements/gold-cc-expiration-input) _[Demo and API Docs](https://elements.polymer-project.org/elements/gold-cc-expiration-input)_ ##<gold-cc-expiration-input> `gold-cc-expiration-input` is a single-line text field with Material Design styling for entering a credit card's expiration date It may include an optional label, which by default is "Expiration Date". ### Validation The input can check whether the entered date is a valid, future date. The input can be automatically validated as the user is typing by using the `auto-validate` and `required` attributes. For manual validation, the element also has a `validate()` method, which returns the validity of the input as well sets any appropriate error messages and styles. See `Polymer.PaperInputBehavior` for more API docs. ### Styling See `Polymer.PaperInputContainer` for a list of custom properties used to style this element.