**This is only a first draft for a plugin that augment HTML5 form validation with custom messages. Not ready for production use. This jQuery plugin provide a container for hanling form validation on ...

The IAB Technology Laboratory recently released the HTML5 Ad Validator, an online tool that allows for testing of mobile and desktop ad creative against the IAB Display Creative Guidelines. It offers ...

With HTML forms submissions today, web developers typically must use JavaScript to ensure values are provided when required and are within appropriate ranges and types. HTML5 offers form field ...

Add a description, image, and links to the html5-validation topic page so that developers can more easily learn about it.

Are you a print subscriber? Activate your account. By Jon Springer - 6 hours 24 min ago By Garett Sloane - 9 hours 51 min ago By Tim Nudd - 11 hours 57 min ago 12 hours 2 min ago By Ad Age and ...