Egor Urvanov

JavaScript

Languages and platforms · the language of websites and many programs

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A programming language that makes web pages work in the browser: buttons, forms and everything that reacts to actions. It is also used for server programs, for example in Node.js. Tests for such code are run by engines such as Jest, Vitest and QUnit.

browserat the site visitorserverat the site ownerrequest: open the pageanswer: the page dataJSJSJavaScript runs in both parts● model, people, systems, data  ● agent and harnessJavaScript runs both in the visitor’s browser and on the site’s server

Source: MDN: JavaScript

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