Introduction to Uses of JQuery
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Both compressed and uncompressed versions of jQuery can be downloaded free from the internet. A compressed version should be used in the production environment whereas the uncompressed version is to be used in a development environment. Compressed version minimizes the library by eliminating extra white space, line feed and shortening the variable and function names. So the compressed version is not readable. An uncompressed library is readable, hence useful in debugging. Once the appropriate version is downloaded, it can be referenced in a file using a <script> tag.
jQuery can be used in two ways
- Local installation: download the jQuery library on your local machine and include it on your HTML code.
- CDN Based Version: you can include the jQuery library into your HTML code directly from a content delivery network. Google and Microsoft provide content delivery for the latest version.
When can be jQuery used?
- JQuery can be used to develop Ajax based applications.
- It can be used to make code simple, concise and reusable.
- It simplifies the process of traversal of HTML DOM tree.
- It can also handle events, perform animation and add ajax support in web applications.
When you open your page in a browser and load jQuery library successfully, it adds a global function named jQuery(). The global scope means the scope of the window, so the global jQuery function can be called like window.jQuery() or jQuery () anywhere in your web page. $ is an alias of jQuery function, so you can also use $() as a short form of jQuery().
10 Important Uses of JQuery
The jQuery made it easy to select DOM elements, negotiate them and modify them using a cross-browser open source selector engine called Sizzle.
Animations and AJAX support
The jQuery comes with plenty of built-in animation effects. It also helps you a lot in developing a responsive and feature rich site using AJAX technology. Hence, uses of jQuery is preferred by most web developers to make web pages more exciting, interactive, cleaner and more user-friendly.
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Easy integration with Visual Studio IDE
The Visual Studio provides with extensions which help in integration of jQuery libraries into.Net framework projects. This integration of JQuery libraries into.Net framework is supported by the Visual Studio 2010 version. The NuGet package extension of visual studio helps in this integration. With help of this integration visual studio’s IntelliSense feature is switched on. This feature all the jQuery methods are auto-populated and errors are displayed where the syntax is wrong.
jQuery makes flash like animated applications
One of the biggest strength of jQuery is the size of its community. It is easier to find support, easier to find developers and more likely it will continue to be improved going forward.
This has been a guide to Uses of jQuery in the real world. Here we have discussed the Different Uses of jQuery like Animations and AJAX support, DOM Manipulation, etc. You may also look at the following article to learn more