jQuery Tutorial

Introduction to jQuery

jQuery is opensource concise and fast JavaScript library created by John Resig in 2006. The main purpose of jQuery is to make it easy to use JavaScript. It simplifies the interaction between JavaScript and HTML Page. The main motto of jQuery is Write less, Do more means jQuery takes a lot of JavaScript code and wraps it into jQuery functions that do the same thing in single line of code.

What jQuery can do ?

1. jQuery can manipulate HTMl Elements on HTML document, means It can select any HTML element on the page and manipulate that element.
2. It can add events on jQuery elements like what should happen when a user click on a button, what should happen when user hover mouse on any element etc.
3. It can change CSS of any HTML element dynamically.
4. It can add effects and animation.
5. It simplifies Ajax by the use of easy to use APIs.
6. It can be extended by using plug-ins.

Why we should learn jQuery ?

1. jQuery is most popular among all the jQuery libraries because it meets the need of a designer and a programmer.
2. It is lightweight fast and easy to use.
3. It is cross platform.
4. It is compatible with the browser so browser’s compatible web applications can be developed.
5. It is concise and small and extensible.

Most of the big companies are using jQuery because of its performance and extensive property. Some of the companies are –

• MicroSoft
• IBM
• Google
• Netflix

What you should know before starting jQuery ?
Before start learning jQuery You should have the basic knowledge of HTML, CSS and JavaScript so that you can easily grasp this jQuery tutorial.

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