2 weeks ago - The document at https://tc39.es/ecma262/ is the most accurate and up-to-date ECMAScript specification.

June 7, 2024 - This Standard defines the ECMAScript 2026 general-purpose programming language. Kindly note that the normative copy is the HTML version; the PDF version has been produced to generate a printable document.

July 11, 2025 - ECMAScript is a scripting language specification on which JavaScript is based. Ecma International is in charge of standardizing ECMAScript.

ECMAScript was originally designed to be a Web scripting language, providing a mechanism to enliven Web pages in browsers and to perform server computation as part of a Web-based client-server architecture. ECMAScript is now used to provide core scripting capabilities for a variety of · host environments. Therefore the core language is specified in this document apart from any particular

An overview documentaion on the ECMAscript which includes all versions of ECMAscript from 1 to 8 - reevr/complete-ECMAscript-documentation

ECMAScript was originally designed to be a Web scripting language, providing a mechanism to enliven Web pages in browsers and to perform server computation as part of a Web-based client-server architecture. ECMAScript is now used to provide core scripting capabilities for a variety of host environments. Therefore the core language is specified in this document apart from any particular host environment.

ECMAScript was originally designed to be a Web scripting language, providing a mechanism to enliven Web pages in browsers and to perform server computation as part of a Web-based client-server architecture. ECMAScript can provide core scripting capabilities for a variety of host environments, and therefore the core scripting language is specified in this document apart from any particular host environment.

An overview documentaion on the ECMAscript which includes all versions of ECMAscript from 1 to 8 - reevr/complete-ECMAscript-documentation

ECMAScript 2015 is also known as ES6.

March 28, 2020 - The ECMAScript Language specification (aka. the JavaScript specification, or ECMA-262) is a great resource for learning the intricacies of how JavaScript works. However, it is a huge text that can be confusing and intimidating at first. This document aims to make it easier to get started with ...

The document at https://tc39.es/ecma262/ is the most accurate and up-to-date ECMAScript specification.

January 25, 2024 - The ecmascript package registers a compiler plugin that transpiles ECMAScript 2015+ to ECMAScript 5 (standard JS) in all .js files.

TemplateLiteral or eagerly prior to first evaluation is an implementation choice that is not observable to ECMAScript code.

ECMAScript was originally designed to be a Web scripting language, providing a mechanism to enliven Web pages in browsers and to perform server computation as part of a Web-based client-server architecture. ECMAScript is now used to provide core scripting capabilities for a variety of host environments. Therefore the core language is specified in this document apart from any particular host environment.

May 22, 2026 - The standards for JavaScript are the ECMAScript Language Specification (ECMA-262) and the ECMAScript Internationalization API specification (ECMA-402). As soon as one browser implements a feature, we try to document it. This means that cases where some proposals for new ECMAScript features ...

This repository contains the source for the current draft of ECMA-262, the ECMAScript® Language Specification.

ECMAScript was originally designed to be a Web scripting language, providing a mechanism to enliven Web pages in browsers and to perform server computation as part of a Web-based client-server architecture. ECMAScript is now used to provide core scripting capabilities for a variety of · host environments. Therefore the core language is specified in this document apart from any particular

For the purposes of this document, we give · them names enclosed in double square brackets [[ ]]. When an algorithm uses an internal property of an object · and the object does not implement the indicated internal property, a runtime error is generated. There are two types of access for exposed properties: get and put, corresponding to retrieval and assignment. Native ECMAScript objects have an internal property called [[Prototype]]. The value of this property is either

The algorithm to determine the module format of a resolved URL is provided by ESM_FILE_FORMAT, which returns the unique module format for any file. The "module" format is returned for an ECMAScript Module, while the "commonjs" format is used to indicate loading through the legacy CommonJS loader.