Detailed explanation of JS framework library use cases

This time I will bring you a detailed explanation of the use cases of the JS framework library. What are the precautions when using the JS framework library? The following is a practical case, let's take a look.

jquery is a JS framework that encapsulates JS and simplifies ajax and dhtml. Simply put, Jquery is a framework based on js language. (js framework)

Let’s learn the basic framework of JS---jQuery.

##jQuery is a fast and concise JavaScript framework. It is another excellent JavaScript code library after Prototype (

or JavaScript framework). The purpose of jQuery's design is "write less, do more", which means writing less code and doing more things. It encapsulates commonly used functional codes in JavaScript, provides a simple JavaScript design pattern, and optimizes HTML document operations, event processing, animation design and Ajax interaction.

The core features of jQuery can be summarized as follows: It has a unique chain syntax and a short and clear multi-functional interface; it has an efficient and flexible

css selector, and can extend the CSS selector ; Has a convenient plug-in extension mechanism and rich plug-ins. jQuery is compatible with various mainstream browsers, such as IE 6.0, FF 1.5, Safari 2.0, Opera 9.0, etc.

Reference jQuery

Test JavaScript library, you need to reference it in the page.

To reference a library, use the

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