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jQuery Tutorial (www.w3schools.com)

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The Content of this ebook is copied from www.w3schools.com all rights reserved to www.w3schools.com
What You Should Already Know Before you start studying jQuery, you should have a basic knowledge of: HTMLCSSJavaScript What is jQuery? jQuery is a lightweight, "write less, do more", JavaScript library. The purpose of jQuery is to make it much easier to use JavaScript on your website. jQuery takes a lot of common tasks that require many lines of JavaScript code to accomplish, and wraps them into methods that you can call with a single line of code. jQuery also simplifies a lot of the complicated things from JavaScript, like AJAX calls and DOM manipulation.
The jQuery library contains the following features: HTML/DOM manipulationCSS manipulationHTML event methodsEffects and animationsAJAXUtilitiesTip: In addition, jQuery has plugins for almost any task out there.
Why jQuery? There are lots of other JavaScript frameworks out there, but jQuery seems to be the most popular, and also …