An input element that only allows credit card numbers

Published on NPM Build status Published on webcomponents.org

<gold-cc-input>

gold-cc-input is a single-line text field with Material Design styling for entering a credit card number. As the user types, the number will be formatted by adding a space every 4 digits.

See: Documentation, Demo.

Usage

Installation

npm install --save @polymer/gold-cc-input

In an html file

<html>
  <head>
    <script type="module">
      import '@polymer/gold-cc-input/gold-cc-input.js';
    </script>
  </head>
  <body>
    <gold-cc-input
          auto-validate
          label="Card number"
          error-message="Enter valid visa or mastercard!"
          card-types='["visa", "mastercard"]'
          value="6011 0000 0000 1233"
          required>
    </gold-cc-input>
  </body>
</html>

In a Polymer 3 element

import {PolymerElement, html} from '@polymer/polymer';
import '@polymer/gold-cc-input/gold-cc-input.js';

class SampleElement extends PolymerElement {
  static get template() {
    return html`
      <gold-cc-input
          auto-validate
          label="Card number"
          error-message="Enter valid visa or mastercard!"
          card-types='["visa", "mastercard"]'
          value="6011 0000 0000 1233"
          required>
      </gold-cc-input>
    `;
  }
}
customElements.define('sample-element', SampleElement);

Contributing

If you want to send a PR to this element, here are the instructions for running the tests and demo locally:

Installation

git clone https://github.com/PolymerElements/gold-cc-input
cd gold-cc-input
npm install
npm install -g polymer-cli

Running the demo locally

polymer serve --npm
open http://127.0.0.1:<port>/demo/

Running the tests

polymer test --npm

Install

Link to this version
ImportedReleased 14 September 2018BSD 3-clause "New" or "Revised" License
Framework Support
Polymer 1.0+
Polymer 3.0+
Also supported:
Polymer 2 (2.1.0)
Browser Compatibility
Install with
npm install @polymer/gold-cc-input"@3.0.1"
Run the above npm command in your project folder. If you have any issues installing, please contact the author.
Release notes - Version 3.0.1

Dependencies

  • @polymer/iron-flex-layout#^3.0.0-pre.26
  • @polymer/iron-form-element-behavior#^3.0.0-pre.26
  • @polymer/iron-icon#^3.0.0-pre.26
  • @polymer/iron-validator-behavior#^3.0.0-pre.26
  • @polymer/paper-input#^3.0.0-pre.26
  • @polymer/paper-styles#^3.0.0-pre.26
  • @polymer/polymer#^3.0.0