What is jQuery


jQuery may be a quick, small, cross-platform and feature-rich JavaScript library. it's designed to alter the client-side scripting of hypertext mark-up language. It makes things like hypertext mark-up language document traversal and manipulation, animation, event handling, associated mythical being terribly easy with an easy-to-use API that works on heaps of various sort of browsers.

The main purpose of jQuery is to supply a simple thanks to use JavaScript on your web site to create it additional interactive and enticing. it's additionally wont to add animation.

What is jQuery

jQuery may be a little, light-weight and quick JavaScript library. it's cross-platform and supports differing kinds of browsers. it's conjointly referred as ?write less do more? as a result of it takes plenty of common tasks that needs several lines of JavaScript code to accomplish, and binds them into ways which will be known as with one line of code whenever required. it's conjointly terribly helpful to alter plenty of the difficult things from JavaScript, like Ajax calls and DOM manipulation.

  • jQuery is a small, fast and lightweight JavaScript library.
  • jQuery is platform-independent.
  • jQuery means "write less do more".
  • jQuery simplifies AJAX call and DOM manipulation.

jQuery Features

Following are the important features of jQuery.
  • HTML manipulation
  • DOM manipulation
  • DOM element selection
  • CSS manipulation
  • Effects and Animations
  • Utilities
  • AJAX
  • HTML event methods
  • JSON Parsing
  • Extensibility through plug-ins

Why jQuery is required

Sometimes, an issue will arise that what's the requirement of jQuery or what distinction it makes on conveyance jQuery rather than mythical being/ JavaScript? If jQuery is that the replacement of AJAX and JavaScript? For of these queries, you'll be able to state the subsequent answers.
  • It is very fast and extensible.
  • It facilitates the users to write UI related function codes in minimum possible lines.
  • It improves the performance of an application.
  • Browser's compatible web applications can be developed.
  • It uses mostly new features of new browsers.
So, you can say that out of the lot of JavaScript frameworks, jQuery is the most popular and the most extendable. Many of the biggest companies on the web use jQuery.
Some of these companies are:
  • Microsoft
  • Google
  • IBM
  • Netflix

What should you know before starting to learn jQuery?

It is continually suggested to a freshman to be told the fundamentals of net planning before setting out to learn jQuery. He ought to learn hypertext mark-up language, CSS and JavaScript 1st. But, if you belong to a technical background, it's up to you.