Shulou(Shulou.com)06/01 Report--

In this issue, Xiaobian will bring you analysis of JavaScript operation in the website. The article is rich in content and analyzed and described from a professional perspective. After reading this article, I hope you can gain something.

JavaScript is the most popular scripting language on the Internet and runs in all major browsers such as Internet Explorer, Mozilla, Firefox, Netscape, and Opera.

Across millions of pages, JavaScript is used to improve designs, validate forms, detect browsers, create cookies, and more.

JavaScript is the most popular scripting language on the Internet and runs in all major browsers such as Internet Explorer, Mozilla, Firefox, Netscape, and Opera.

Basic knowledge you should have:

Before continuing, you should have a basic understanding of the following:

HTML XHTML

If you want to learn these first, visit the tutorials on the home page.

What is JavaScript? JavaScript is designed to add interactive behavior to HTML pages. JavaScript is a scripting language (scripting language is a lightweight programming language). JavaScript consists of several lines of executable computer code. JavaScript is usually embedded directly into HTML pages. JavaScript is an interpreted language (that is, code is executed without precompilation). JavaScript can be used by anyone without a license.

Java and JavaScript are the same?

Different!

Java and JavaScript are two completely different languages when it comes to concepts and design.

Java (developed by Sun Microsystems) is a powerful and more complex programming language, like C and C at the same level.

What can JavaScript do?

JavaScript provides a programming tool for HTML designers HTML authors are often not programmers, but JavaScript is a scripting language with only a very simple syntax! Almost everyone has the ability to put short snippets of code into their HTML pages. JavaScript can put dynamic text into HTML pages similar to a JavaScript declaration that can put a variable piece of text into HTML pages: [xss_clean](" name ") JavaScript can respond to events You can set JavaScript to execute only when an event occurs, such as when the page loads or when the user clicks on an HTML element. JavaScript can read and write HTML elements JavaScript can read and change the content of HTML elements. JavaScript can be used to validate data before it is submitted to the server. JavaScript can be used to detect a visitor's browser JavaScript can be used to detect a visitor's browser and load the appropriate page for that browser based on the detected browser. JavaScript can be used to create cookies JavaScript can be used to store and retrieve information located on a visitor's computer.

The above is a small series for everyone to share JavaScript in the operation of the website analysis, if there is a similar doubt, may wish to refer to the above analysis to understand. If you want to know more about it, please pay attention to the industry information channel.

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