What are the uses of javascript

The uses of JavaScript include responding to browser events, reading and writing HTML elements, validating data before it is submitted to the server, and performing server-side programming based on Node.js technology.

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

JavaScript is a lightweight, interpreted or just-in-time compiled programming language with function priority. Although it is famous as a scripting language for developing Web pages, it is also used in many non-browser environments. JavaScript is based on prototype programming, a multi-paradigm dynamic scripting language, and supports object-oriented, imperative, declarative, and functional programming paradigm.

The main functions of javascript are as follows:

• 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.

Recommended related tutorials: js tutorial

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