JS History
JavaScript began as a browser scripting language and grew into a standardised language used by many runtimes. Browser APIs are not all part of ECMAScript.
Where to run this
This example uses the JavaScript console playground. Select Run to execute it; the example does not run on this lesson page.
A practical example
const areas = {language: "ECMAScript", browser: "DOM and Web APIs", server: "Runtime APIs"};
console.log(areas);
What happens
The record separates the language standard from host capabilities.