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    ECMAScript

    ECMAScript is the scripting language that forms the basis of JavaScript. ECMAScript is standardized by the Ecma International standards organization in the ECMA-262 and ECMA-402 specifications. The following ECMAScript standards have been approved:

    Name Links Date Description
    ECMA-262 Edition 5.1 PDF, HTML June 2011 ECMAScript 5.1, the latest published revision of the Language Specification.
    This version is fully aligned with 3rd edition of the international standard ISO/IEC 16262:2011.
    It includes ES5 errata fixes, no new features.
    ECMA-402 PDF, HTML December 2012 ECMAScript Internationalization API.
    ECMA-357 Edition 2 PDF December 2005 ECMAScript for XML (E4X).
    Obsolete Editions
    ECMA-262 PDF June 1997 the original ECMAScript standard.
    ECMA-262 Edition 2 PDF August 1998 the second revision of the ECMAScript standard; also ISO standard 16262.
    ECMA-262 Edition 3 PDF December 1999 the third revision of the ECMAScript standard; corresponds to JavaScript 1.5.
    See also the errata
    ECMA-262 Edition 5 PDF December 2009 ECMAScript 5
    See also the ES5 errata and ECMAScript 5 support in Mozilla
    ECMA-357 PDF June 2004 ECMAScript for XML (E4X).
    See also the E4X errata.

    See wikipedia ECMAScript entry for more information on ECMAScript history.

    You can participate in or just track the work on the next revisions of the ECMAScript Language Specification, code-named "Harmony", and the ECMAScript Internationalization API Specification via public wiki and the es-discuss mailing list linked from ecmascript.org.

    Implementations

    See also

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    Contributors to this page: Sheppy, Dyhan81, dbruant, Nickolay, Callek, BenoitL, Mgjbot, Ptak82, Potappo, Maian, Dria
    Last updated by: Potappo,