The HTML5 Mullet: Form Input and Validation Really, it ’s the HTML5 Reverse Mullet. Party in the front, business in the back. Most talk about HTML5 generally revolves around the fun and exciting technologies like Geolocation, Video, and the powerful styling CSS3 brings to the party. But how useful is HTML5 for business apps? HTML5 promises a number of new features in browsers that will make data entry and validation easier for developers and end-users. In this session, you will learn how HTML5 is helping business developers simplify working with data and input validation, and see practical techniques for leveraging these features across all browsers, old and new. You will learn: How to use HTML5 Forms and input validation Techniques for bridging the gap to older browsers that lack HTML5 How to customize the default browser HTML5 Forms experience
Validation helps improve user experience. Fewer trips to the server if you can catch simple user mistakes on the client.
By default, browser use RFC-compliant email validation Some types, like Telephone intentionally do not validate format http://stackoverflow.com/questions/5272433/html5-form-required-attribute-set-custom-validation-message http://jsfiddle.net/nfgfP/61/