ECMAScript 5 support in Mozilla
Firefox 4 has full ECMAScript 5 support including the
- Native JSON support
String.trim()method, which trims whitespace from both ends of the string.
- Gecko 188.8.131.52 updated the implementation of
JSON.stringify()to be compliant with ECMAScript 5.
- ECMAScript web site
- ECMAScript 5.1 specification
- John Resig's post on Object.getPrototypeOf
- ECMAScript 5 support across browsers
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