What does javascript do?

Javascript is used to add a variety of dynamic functions to web pages to provide users with a smoother and more beautiful browsing effect. JavaScript is a high-level scripting language commonly used for web application development.

#The operating environment of this article: windows10 system, javascript 1.8.5, thinkpad t480 computer.

JavaScript is a high-level scripting language that belongs to the Internet. It is currently widely used in Web application development. It is often used to add various dynamic functions to web pages and provide users with smoother and more beautiful browsing effects. Usually JavaScript scripts realize their functions by embedding them in HTML.

The main functions of javascript are:

• Embed dynamic text in HTML pages.

• Respond to browser events.

• Read and write HTML elements.

• Validate data before it is submitted to the server.

• Detect the visitor’s browser information.

• Control cookies, including creation and modification.

• Server-side programming based on Node.js technology.

Related tutorial sharing: js tutorial

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