JavaScript is one of the most commonly used lightweight dynamic programming languages used in different parts of a webpage or web application, first known as LiveScript, it was later changed by NetScape from Livescript to JavaScript, possibly because of the hype being generated by Java to boost its awareness. JavaScript made its first appearance in Netscape 2.0 in 1995 with the name LiveScript.

JavaScript is a well-known powerful programming language that can add interactivity to a website for the development of web pages, many non-browser environments use it respectively.

JavaScript is used to develop server-side as well as client-side applications/ web applications JavaScript is a powerful programming language that can add interactivity to a website. It was invented by Brendan Eich.

Based on ECMA-262 Specifications, here is a list of the defined standard version of the core JavaScript language.

1. JavaScript is a lightweight, interpreted programming language.
2. Designed for creating network-centric applications.
3. Complementary to and integrated with Java.
4. Complementary to and integrated with HTML.
5. Open and cross-platform