H5F Constraint Validation Polyfill - Basic Example

A basic example showing how H5F can be used to polyfill HTML5 form validation.

by TJ VanToll

HTML

<script src="https://raw.github.com/ryanseddon/H5F/master/h5f.min.js"></script>
<form>
    <input type="text" required value="" />
    <input type="submit" value="Submit" />
</form>

JavaScript

H5F.setup(document.getElementsByTagName('form'));