object ESVersion
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- val ES2015: ESVersion
ECMAScript 2015 (6th edition).
- val ES2016: ESVersion
ECMAScript 2016 (7th edition).
ECMAScript 2016 (7th edition).
Contains the following notable features:
- The
**
operator for numbers async
/await
- The
- val ES2017: ESVersion
ECMAScript 2017 (8th edition).
ECMAScript 2017 (8th edition).
Contains the following notable features:
- Async functions
- Shared Memory and Atomics (via
SharedArrayBuffer
) Object.values
,Object.entries
, andObject.getOwnPropertyDescriptors
- val ES2018: ESVersion
ECMAScript 2018 (9th edition).
ECMAScript 2018 (9th edition).
Contains the following notable features:
- Asynchronous iteration via the
AsyncIterator
protocol and async generators - Regular expression features: the dotAll flag
's'
, named capture groups, Unicode property escapes (\p{}
and\P{}
) and look-behind assertions - Rest parameter and spread operator support for object properties
- Asynchronous iteration via the
- val ES2019: ESVersion
ECMAScript 2019 (10th edition).
ECMAScript 2019 (10th edition).
Contains the following notable features:
- Minor additions to the built-in library functions
- val ES2020: ESVersion
ECMAScript 2020 (11th edition).
ECMAScript 2020 (11th edition).
Contains the following notable features:
- Dynamic
import()
calls BigInt
globalThis
export * as ns from 'module'
import.meta
- Dynamic
- val ES2021: ESVersion
ECMAScript 2021 (12th edition).
ECMAScript 2021 (12th edition).
Contains the following notable features:
WeakRef
andFinalizationRegistry
AggregateError
- Separators for numeric literals (e.g.,
1_000
)
- val ES5_1: ESVersion
ECMAScrîpt 5.1.
- final def asInstanceOf[T0]: T0
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