validate-js

Lightweight JavaScript form validation library inspired by CodeIgniter.

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validate-js
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validate.js
validate.js is a lightweight JavaScript form validation library inspired by CodeIgniter.

Features

  • Validate form fields from over a dozen rules
  • No dependencies
  • Customizable Messages
  • Supply your own validation callbacks for custom rules
  • Chainable customization methods for ease of declaration
  • Works in all major browsers, (even IE6!)
  • Modeled off the CodeIgniter form validation API

How to use

var validator = new FormValidator('example_form', [{
    name: 'req',
    display: 'required',
    rules: 'required'
}, {
    name: 'alphanumeric',
    rules: 'alpha_numeric'
}, {
    name: 'password',
    rules: 'required'
}, {
    name: 'password_confirm',
    display: 'password confirmation',
    rules: 'required|matches[password]'
}, {
    name: 'email',
    rules: 'valid_email'
}, {
    name: 'minlength',
    display: 'min length',
    rules: 'min_length[8]'
}, {
    names: ['fname', 'lname'],
    rules: 'required|alpha'
}], function(errors) {
    if (errors.length > 0) {
        // Show the errors
    }
});

Documentation

You can view everything at http://rickharrison.github.com/validate.js

Browserify

It is published to npm under validate-js
npm install validate-js

Plugins

jQuery: https://github.com/magizh/validatehelper

Multi-Language Support

jnhwkim's fork added multi-language support viewable at https://github.com/jnhwkim/validate.js
Chinese - https://github.com/chilijung/validate.js
French - https://github.com/Facyla/validate.js
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