10 useful plug-in to enhance your HTML form validation
According to Wikipedia:-
A webform on a web page allows a user to enter data that is sent to a server for processing. Webforms resemble paper forms because internet users fill out the forms using checkboxes, radio buttons, or text fields.
Today we listed ten useful plugins to enhance your HTML form validation. Some add more capabilities that can increase usability and user-friendliness to a website. We obviously cannot cover all the best from the web, but we have tried to cover as much as possible.
1 Input field validation with Prototype
The robust javascript validation library was simple to implement and didn’t require me to do extra work other than creating the form. The basic method is to attach to the form’s onsubmit the event, read out all the form elements’ classes, and perform Validation if required. If a field fails Validation, reveal field validation advice, and prevent the form from submitting.
2 JavaScript form input mask
Form fields use unobtrusive JavaScript to implement input masks. The characters you can enter into the fields are constrained, and separators are automatically added, but no actual value checking is done.
3 fValidate
fValidate is a javascript-based form validation tool for HTML forms. fValidate is an object-oriented script driven by a form on submitting an event. The main algorithm searches the form’s elements collection for validation codes and validates the fields accordingly.
4 Validate.js
5 Form Validation Script
6 Ajax Contact form with Validation
7 Form validation with Spry
8 FormCheck Mootools plugin
Show errors on tips over the field, Display only one tip at once, Tips don’t flash on submit if errors remain, and Ability to close leads.
9 Live Validation
Live Validation is a small open-source JavaScript library for making client-side Validation quick, easy, and powerful. It comprises two main parts. Firstly, it provides developers with a rich set of core validation methods.
10 jQuery Validation
This jQuery plugin makes simple clientside form validation easy while offering plenty of customization options. It is a good choice if you’re building something new from scratch, but also when trying to integrate something into an existing application with many current markups.