JavaScript language resources - JavaScript 编辑

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

ES.Next is a dynamic name that refers to whatever the next version is at the time of‍ writing. ES.Next features are more correctly called proposals, because, by definition, the specification has not been finalized yet.

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

• SpiderMonkey - the JavaScript engine used in various Mozilla products, including Firefox;
• Rhino - the JavaScript engine is written in Java;
• Tamarin - the ActionScript virtual machine (used in the Adobe® Flash® Player);
• Other implementations (Wikipedia).

See also

• Brendan Eich's blog. Brendan is the creator of JavaScript and the SpiderMonkey JS engine. He still works with the ECMA working group to evolve the language.
• Dmitry Soshnikov's analysis of ECMA-262 Edition 3 and 5