JavaScript was created by Brendan Eich in 1995 while he was working for Netscape on the Netscape Navigator Web browser. On a website, your browser loads what is called the Document Object Model (DOM) - and JavaScript is able to manipulate the elements in the DOM, such as to make a web application responsive to the user.Īny animated menu system, any web form validation or submission, any web-based instant messaging system, or play button on a web video player, that exists thanks to JavaScript. JavaScript, also known as ECMAScript, was developed as a dynamic programming language that allows for control of the elements of a web application. About Javascriptįirstly, JavaScript should not be confused with Java, which is a separate programming language. However, for security and privacy reasons, JavaScript can still be turned off, and some niche browsers don't use it at all. Since the mid-2000's, browsers began to automatically enable JavaScript by default.
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