jQuery solves major JavaScript problems.
jQuery is preferred over JavaScript due to following reasons.
jQuery is light weight library for developing client side applications including ajax.
jQuery assists to keep code simple and concise and reusable. Huge line of code developed using JavaScript can be eliminated with just few lines of jQuery.
jQuery library simplifies the process of traversal of HTML DOM tree.
jQuery can also handle events, perform animation, and add Ajax support in web applications.
Creating animation and effects using JavaScript is not an easy task and requires deep understanding and imagination. This is quite difficult to do using JavaScript.
When a client wants to zoom entire screen, or to show a slideshow of photographs, this can be achieved using jQuery. With a few script includes and smart work , its possible and extremely effective. Using variety of jquery Plugging that are available customization is easy for developers , web developers have control over the effects without even touching a single line of raw Javascript. Thats the power of query.
If you know the JavaScript well, it helps you to make better use of jQuery.
To distinguish jQuery from JavaScript Here is an example for basic animation using javascript .
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