The ECMAScript specification is a standardized specification of a scripting language developed by Brendan Eich of Netscape; initially named Mocha, then LiveScript, and finally JavaScript. [7]

Mar 1, 2019 · ECMAScript 2018 introduced support for asynchronous iteration via the async iteratorprotocol and async generators. Lastly it included object rest and spread properties.

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

Since publication of the first edition in 1997, ECMAScript has grown to be one of the world's most widely used general-purpose programming languages. It is best known as the language embedded in web …

Jun 26, 2025 · The ECMAScript 2025 specification (16th edition of ECMA-262) has been officially approved by the Ecma General Assembly during its 129th meeting in Geneva on June 25, 2025.

This Standard defines the ECMAScript 2025 general-purpose programming language. Kindly note that the normative copy is the HTML version; the PDF version has been produced to generate a printable …

What is ECMAScript? ECMAScript is a standard that defines scripting languages like JavaScript. Managed by ECMA International, it serves as the blueprint for various scripting languages such as …

ECMAScript is the scripting language standardized by Ecma International in the ECMA-262 specification.

On 25 June 2025, the 129th Ecma General Assembly approved the ECMAScript 2025 language specification (press release, GitHub release), which means that it’s officially a standard now. This …

ECMAScript is a JavaScript standard developed by Ecma International. Since 2015, major versions have been published every June. ECMAScript 2025, the 16th and current version, was released in …