jQuery.validVal – A highly customizable and feature rich jQuery form validator

jQuery.validVal is a plugin designed to simplify form validation.
It is highly customizable, very feature rich and can easily be dropped on any type of HTML-form (even AJAX-forms) with very little effort.

The validVal-plugin was built using the jQuery-library.
It is dual licensed under the MIT and GPL licenses.

Features

• Can be used for validating any kind of HTML-form, with very little effort.demo
• Supports three default value-validations: “required”, “numeric” and “email-format”.demo
• Easily extendable with custom value-validations.demo
• Great default “invalid-handler” that can be extended or customized.demo
• Can validate multiple input-fields for corresponding values.demo
• Enables a group of checkboxes to have at least one checkbox to be “required”.demo
• Built in support for clearing the default-value “onFocus”.demo
• Automatically select the next input-field when the “maxlength” nth-character is entered.demo
• Is capable of formatting the entered text “onBlur”.demo
• Supplies a workaround for IE’s lack of support for the :focus-pseudoclass.demo