Java Script

JavaScript was created in 1995 by Brendan Eich and standardized as ECMAScript. From simple web page scripts, it evolved into one of the most powerful and widely-used languages, powering everything from browsers to servers, mobile apps, and cloud systems.

  • 1995 — Birth of JavaScript
  • Created by Brendan Eich at Netscape.
  • Originally built in just 10 days.
  • First name: Mocha, later LiveScript, finally JavaScript.
  • Designed to add interactivity to web pages.
  • 1996 — Microsoft Introduces JScript
  • Microsoft released its own version: JScript for Internet Explorer.
  • Browsers became incompatible → needed a standard.
  • 1997 — Standardization (ECMAScript)
  • JavaScript was submitted to ECMA(European Computer Manufacturers Association) International.
  • First standard published: ECMAScript (ES1).
  • JavaScript became the most common implementation of ECMAScript.
  • 1998–1999 — ES2 & ES3
  • ES2: Minor improvements.
  • ES3: Big update — regular expressions, try/catch, formatting improvements.
  • Became the foundation for early web apps.
  • 2000–2008 — Quiet Years
  • No major new versions.
  • JavaScript used mainly for simple validation and small scripts.
  • AJAX (2005) boosted JS usage and gave rise to interactive web apps.
  • 2009 — ES5 Revolution
  • Modern features introduced: strict mode , JSON support, Better object handling
  • Big year for JS because server-side JavaScript emerged.
  • 2009 — Node.js Launched
  • Created by Ryan Dahl.
  • Enabled JavaScript to run outside browsers.
  • Started the era of full-stack JavaScript.
  • 2015 — ES6 (ECMAScript 2015) - The biggest JavaScript update ever.
  • let and const
  • Arrow functions
  • Classes
  • Promises
  • Template literals
  • Modules
  • Default parameters
  • 2016–2024 — Annual ECMAScript Releases
  • ES7 (2016): includes(), exponent operator
  • ES8 (2017): async/await
  • ES9 (2018): rest/spread, regex updates
  • ES10 (2019): flat(), trimStart()
  • ES11 (2020): optional chaining ?., nullish coalescing ??
  • ES12 (2021): logical assignment operators
  • ES13 (2022): top-level await
  • ES14 (2023–2024): new array methods, stable standardization
  • Today — JavaScript Everywhere
  • Browser development
  • Backend (Node.js)
  • Mobile apps (React Native)
  • Desktop apps (Electron)
  • AI & Machine Learning tools
  • Game development
  • Cloud & serverless applications
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