ECMAScript Documentation
The ECMA-262 standard is the official documentation for the ECMAScript language.
Edition 4
ECMA-262 Edition 4 is the next-generation version of ECMAScript being developed currently by the ECMA TG1 working group. The working group maintains a documentation wiki, which is publically accessible.
- Read the tutorial on evolutionary programming in ES4
- Read the language overview whitepaper
- Read about the proposed incompatibilities with ES3
- ECMAScript Edition 4 Wiki
Edition 3
ECMA-262 Edition 3 is the current stable version of ECMAScript.
- ECMA-262 Edition 3 -- ECMAScript Edition 3 Specification
- ECMA-262 Edition 3 -- hosted at Mozilla (Doc)
- Errata in the Edition 3 specification