TypeTags .IntlDateTimeFormat

Overview#

The Intl.DateTimeFormat object enables language-sensitive date and time formatting.

Usage#

import { TypeTags } from 'typetags'

const date = new Date(Date.UTC(2020, 11, 20, 3, 23, 16, 738))

let us = new Intl.DateTimeFormat('en-US')

TypeTags.get(us)
// → [object Intl.DateTimeFormat]

console.log(us.format(date))
// expected output: '12/20/2020'

let pt = new Intl.DateTimeFormat('pt-BR')

TypeTags.get(pt)
// → [object Intl.DateTimeFormat]

console.log(pt.format(date))
// expected output: '20/12/2020'

Predicate#

.isIntlDateTimeFormat(value)#

• Checks if value is or has a default IntlDateTimeFormat type tag.

const { TypeTags } = require('typetags')

let english = new Intl.DateTimeFormat('en')

TypeTags.isIntlDateTimeFormat(english)
// → true

TypeTags.isIntlDateTimeFormat(english.toString())
// → true

Metadata (TType)#

Signature#

declare type ITypeTags = {
  [key in Types | NestedTypes]: Tags
}

declare interface Predicate {
  predicate(value: any): boolean
}

See MDN Web Docs#