ECMAScript is the scripting language standardized by Ecma International in the ECMA-262 specification. In short, ECMAScript is a language specification.
Many languages follow and implement the ECMAScript specification, e.g., JavaScript, ActionScript, Nashorn.
Ecma international releases standard specifications from time to time. The current edition is the Ecma-262 Edition 5.1. Currently, most browsers offer full support for JavaScript ECMAScript 5.1 edition.
What is the next edition of ECMAScript?
The next ECMAScript specification is Ecma-262 6th Edition, which is called ES6.
The following table lists all the publications of Ecma-262 editions.
| Ecma Edition | Published date |
|---|---|
| 1 | June 1997 |
| 2 | June 1998 |
| 3 | Dec 1999 |
| 4 | Abandoned |
| 5 | December 2009 |
| 5.1 | June 2011 |
| 6 | June 2015 (scheduled) |
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