Jq
jQ is a JavaScript library, commonly referred to as jQuery, that aims to simplify client-side scripting for HTML documents. The capitalization jQ is sometimes used informally to refer to the same project. Created by John Resig and released in 2006, jQuery provides a lightweight API designed to make common tasks such as DOM selection, event handling, animation, and Ajax requests easier to write and cross-browser consistent.
- DOM selection and manipulation using a concise syntax, typically with the $ function to wrap elements.
- Event handling with a unified API that works across different browsers.
- Ajax utilities for loading data and handling JSON or XML responses.
- Effects and animations to enhance user interfaces.
- Extensibility through a large ecosystem of plugins and widgets.
- Sizzle, a fast CSS selector engine used by jQuery for element selection.
- jQuery UI is a separate project that builds on jQuery to provide a library of widgets, interactions,
- The library can be loaded via CDN or embedded in a project, and it remains compatible
- While modern front-end frameworks have reduced its centrality, jQuery continues to be widely used in legacy
- jQ/jQuery is open-source software released under a permissive license, commonly described as MIT-style, which supports broad