Comparison between jQuery versions 1.0, 2.0 and 3.0

In JavaScript, you often need to write several lines of code to select an element in an HTML document. But with jQuery robust selector mechanism you can traverse the DOM tree and select elements in an easy and efficient manner to perform any manipulation. Jquery is also present in different versions.

Why jQuery is needed?

Following are the important features of jQuery:

• jQuery is very fast and extensible.
• It facilitates the users to write UI related function codes in minimum possible lines.
• It can also improve the performance of an application.
• Browser's compatible web applications can also be develop.
• It uses mostly new features of new browsers.

Difference between jQuery versions 1.0, 2.0 and 3.0

Advantage Of jQuery 3.0

One of the main advantage of jQuery 3.0 is that :

You can define the function

//code
$(function(){
});

Instead of older versions

// code

$(document).ready(function(){

});

Only a technically updated company can clearly explains about jQuery and its different version.