The jQuery library is a lightweight JavaScript library designed to make programming more efficient. jQuery makes it easier for you to use JavaScript on your website. jQuery encapsulates many common tasks that require numerous lines of JavaScript code into methods that can be called from a single line of code. Additionally, jQuery simplifies many of the complicated aspects of JavaScript, such as AJAX calls and DOM manipulation.
Among the features of the jQuery library are:
DOM/HTML manipulation
Manipulation of CSS
Event methods in HTML
Animations and effects
AJAX
Utilities