ECMAScript standard: Difference between revisions

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==Versions==
There are three editions of ECMA-262 published, and the work on the fourth edition is in progress.
 
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|4
|Abandoned
|Work in progress
|[http://stackoverflow.com/questions/2329602/why-was-ecmascript-4th-edition-completely-scrapped Rejected] for proposing too much new syntax and too many extra features.
|Multiple new concepts and language features.
|-
|5
|December 2009
|Added [[JSON]] library, <code>use strict</code> mode, property accessors, immutable objects, additional reflection facilities, and more.
|-
|5.1
|June 2011
|Corrected errors in the specification.
|}
 
==References==
* http://www.ecmascript.org/
* [http://www.ecma-international.org/publications/standards/Ecma-262.htm ECMA-262 - ECMAScript Language Specification - Newest edition]
* [http://es5.github.com/ Annotated ECMAScript 5.1]
 
[[Category:Standards]]
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