It was the second version released in 1998. It came with the same changes in the language.
It was the third version released in 1999. The version came with additional functionalities such as regular expression and try/catch.
It was the version announced by the team but never released.
It was released in 2009.
Multiple functionalities were introduced in the version:
- Add-on "strict mode"
- Add-on JSON support
- Add-on String.trim()
- Add-on Array.isArray()
- Add-on Array iteration methods
There are different parts of the version the was released.
- Add-on let and const
- Add-on default parameter values
- Add-on Array.find()
- Add-on Array.findIndex()
- Add-on exponential operator (**)
- Add-on Array.prototype.includes
- Add-on string padding
- Add-on Object.entries
- Add-on Object.values
- Add-on async functions
- Add-on shared memory
- Add-on rest / spread properties
- Add-on asynchronous iteration
- Add-on Promise.finally()
- Sum-up on to RegExp
|ES6||2015, 2016, 2017, 2018|