Free download of ajax source code in Dugu series jQuery tutorials

AJAX stands for "Asynchronous Javascript And XML" (asynchronous JavaScript and XML), which refers to a web development technology for creating interactive web applications.
AJAX = Asynchronous JavaScript and XML (a subset of Standard Universal Markup Language).
AJAX is a technology for creating fast, dynamic web pages.
AJAX is a technology that can update parts of a web page without reloading the entire web page. [1]
By exchanging a small amount of data with the server in the background, AJAX can enable asynchronous updates of web pages. This means that parts of a web page can be updated without reloading the entire page.
Traditional web pages (not using AJAX) must reload the entire web page if the content needs to be updated.

Course Introduction: jQuery is a fast and concise JavaScript framework. The purpose of the 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 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 expand the CSS selector; it has a convenient plug-in expansion mechanism and rich plug-ins. Compatible with various mainstream browsers, such as IE 6.0+, FF 1.5+, Safari 2.0+, Opera 9.0+, etc., it is one of the most popular front-end development frameworks in the world. Based on the latest version, PHP Chinese website exclusively records the latest jQuery video tutorials to give back to new and old users of PHP Chinese website.

Ajax source code in Dugu series jQuery tutorial: http://www.php.cn/xiazai/code/1743

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