จาวาสคริปต์
JavaScript (JS) is a programming language and core technology of the Web, alongside HTML and CSS. It was created by Brendan Eich in 1995. As of 2025, the overwhelming majority of websites (98.9%) uses JavaScript for client side webpage behavior.
AI overview
JavaScript is a programming language that powers interactive features on nearly all websites today, making it one of the most essential technologies for how the internet works. It was created by Brendan Eich in 1995 and remains fundamental to web development alongside HTML and CSS, with 98.9% of websites currently using it.
AI-generated from the Wikipedia summary — may contain errors.
Key facts
- Programming language.name
- JavaScript
- Programming language.screenshot
- JavaScript code.png
- Programming language.screenshot caption
- Screenshot of JavaScript source code
- Programming language.paradigms
- Multi-paradigm: event-driven, functional, imperative, procedural, object-oriented
- Programming language.memory management
- Garbage collected
- Programming language.family
- ECMAScript
- Programming language.designers
- Brendan Eich of Netscape first; then others contributed to ECMAScript standard
- Programming language.typing
- Dynamic, weak, duck
- Programming language.scope
- lexical
- Programming language.file extensions
- .js • .mjs • .cjs
- Programming language.implementations
- V8, JavaScriptCore, SpiderMonkey;Chakra (deprecated)
Gallery (2)
Connections
Categories
American inventionsCross-platform softwareDynamically typed programming languagesFunctional languagesHigh-level programming languagesJavaScriptObject-based programming languagesProgramming languagesProgramming languages created in 1995Programming languages with an ISO standardPrototype-based programming languagesScripting languages