jzaefferer/jquery-validation

Features

• Form Validation - Provides a comprehensive client-side framework for verifying user input in HTML forms before submission.
• Input Validation - Provides a front-end utility for normalizing input values and enforcing data integrity constraints.
• Input Validation Triggers - Triggers validation logic immediately upon input change events and form submission.
• String Validation and Normalization - Implements a transformation pipeline to normalize raw input strings before applying validation checks.
• Input Normalizations - Cleans and transforms raw user input, such as removing whitespace, prior to performing validation checks.
• Input Validation Rules - Evaluates form field values against a set of predefined or custom logic rules to ensure data integrity.
• Form Validation Libraries - A jQuery-based library for verifying HTML form input values against predefined or custom rules.
• Custom Validation Rules - Enables the creation of domain-specific validation patterns to enforce unique data requirements.
• Rule-Based Plugin Systems - Supports extending the validation engine by registering custom logic functions into a global rule registry.
• Web Accessibility Compliance - Ensures inclusive web experiences by linking error messages to inputs via ARIA attributes.
• Screen Reader Live Regions - Provides dynamic ARIA attributes to ensure that validation error messages are announced to screen reader users.
• Validation Plugins - Implements an ARIA-compliant validation tool that links errors to inputs for screen reader accessibility.
• Configuration Attributes - Allows validation rules and constraints to be defined directly within HTML data attributes.
• Accessibility Attribute Mapping - Dynamically maps form validation states to ARIA attributes for improved assistive technology compatibility.
• Form Validation - jQuery-based form validation.

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