jQuery 是一个Javascr ipt 库，它有助于简化 Javascr ipt™ 以及 Asynchronous Javascr ipt + XML (Ajax) 编程。与类似的 Javascr ipt 库不同，jQuery 具有独特的基本原理，可以简洁地表示常见的复杂代码。学习 jQuery 基本原理，探索其特性和功能，执行一些常见的 Ajax 任务并掌握如何使用插件扩展 jQuery。-jQuery is a Javascr ipt library that helps simplify the Javascr ipt ™　and Asynchronous Javascr ipt+ XML (Ajax) programming. Different and similar Javascr ipt libraries, jQuery has a unique basic principles can be succinctly expressed common complex code. Learning jQuery Basic principles, to explore its features and functions, perform some common Ajax tasks and how to use plug-ins extend jQuery.