Is javascript software?

Javascript is not software, but a literal scripting language, a lightweight, interpreted or just-in-time compiled programming language with function priority. JavaScript is widely used in web application development and is often used to add a variety of dynamic functions to web pages to provide users with smoother and more beautiful browsing effects.

The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.

Javascript is not software, but a literal scripting language, a lightweight, interpreted or just-in-time compiled programming language with function priority.

JavaScript ("JS" for short) 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 a dynamic scripting language based on prototype programming, multi-paradigm, and supports object-oriented, imperative and declarative (such as functional programming) style.

Language composition

• ECMAScript describes the syntax and basic objects of the language.

• Document Object Model (DOM) describes the methods and interfaces for processing web content.

• Browser Object Model (BOM) describes the methods and interfaces for interacting with the browser.

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

Main functions

• Embed dynamic text into 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 learning:javascript advanced tutorial]

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