juandopazo / proposal-ecma402-hourcycle

Proposal to introduce hourCycle option and hc extension key for Intl.DateTimeFormat

hourCycle option on Intl.DateTimeFormat API Specification [draft]

Status

Current Stage:

• 🚀 Stage 0

Spec Text:

• https://rawgit.com/zbraniecki/proposal-ecma402-hourcycle/master/out/

Authors

• Zibi Braniecki (@zbraniecki)

Reviewers

• ?

Informative

This proposal is based on the LDML spec, Part 1, 3.6.1 Unicode BCP 47 U Extension:

• http://unicode.org/reports/tr35/#UnicodeHourCycleIdentifier

Usage

let o = new Intl.DateTimeFormat("en" , {
  hour: "numeric",
  minute: "numeric",
  hourCycle: "h24"
});
console.log(o.format(Date.now())); // "13:31"

Render Spec

npm install
npm run build
open index.html

Backpointers

• tc39/ecma402#105