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ECMA-262, or the ECMAScript Language Specification, defines the ECMAScript Language, or just ECMAScript. [6] ECMA-262 specifies only language syntax and the semantics of the core application programming interface ( API ), such as Array , Function , and globalThis , while valid implementations of JavaScript add their own functionality such as ...
ECMAScript is a JavaScript standard developed by Ecma International. Since 2015, major versions have been published every June. Since 2015, major versions have been published every June. ECMAScript 2024, the 15th and current version, was released in June 2024.
An ECMAScript engine is a software platform that can run code written in ECMAScript, a programming language more commonly known as JavaScript. More formally, an ECMAScript engine is, at least in part, a "conforming implementation" of the ECMAScript programming language specified by the ECMA-262 international standard.
This is an accepted version of this page This is the latest accepted revision, reviewed on 15 December 2024. High-level programming language Not to be confused with Java (programming language), Javanese script, or ECMAScript. JavaScript Screenshot of JavaScript source code Paradigm Multi-paradigm: event-driven, functional, imperative, procedural, object-oriented Designed by Brendan Eich of ...
V8 is a JavaScript and WebAssembly engine developed by Google for its Chrome browser. [ 1 ] [ 4 ] V8 is free and open-source software that is part of the Chromium project and also used separately in non-browser contexts, notably the Node.js runtime system .
ECMAScript for XML (E4X) was an extension to ECMAScript (which includes ActionScript, JavaScript, and JScript) to add native support for XML. [1] The goal was to provide a simpler alternative to the DOM interface for accessing XML documents.
Sputnik was a JavaScript conformance test suite. The purpose of the test suite was to determine how well a JavaScript implementation adheres to the ECMA-262 specification, 5th edition, looking only at those features that were also present in the 3rd edition. [1] It contained over 5000 tests that touched all aspects of the JavaScript language ...
JScript 10.0 [5] is a separate dialect, also known as JScript .NET, which adds several new features from the abandoned fourth edition of the ECMAScript standard. It must be compiled for .NET Framework version 2 or version 4, but static type annotations are optional.