September 2020 web platform update

Newly available on the web platform

Newly available

• BigInt: The BigInt JavaScript type represents integers of any size, including integers too large for the primitive Number type. Learn more.

• Intl.Locale: The Intl.Locale API parses Unicode locale identifiers, with language, region, and script codes, such as zh-Hans-CN or en-GB. Learn more.

• Intl.RelativeTimeFormat: The Intl.RelativeTimeFormat API creates a locale-aware formatter that turns an object representing a relative time (such as '1 day ago') into a localized string. Learn more.

• Promise.any(): The Promise.any() static method returns a promise that fulfills as soon as the first of an iterable of promises fulfills, with that promise's value. Otherwise, it rejects with an AggregateError when all of the promises have rejected. Learn more.

• scrollIntoView(): The scrollIntoView() method scrolls an element's ancestor containers such that the element is visible to the user. Learn more.

• WebP: The WebP image format is a raster graphics file format that supports animation, alpha transparency, and lossy as well as lossless compression. Learn more.