Instant-from.js

const instant = Temporal.Instant.from('2022-01-01T00:00+00:00')
console.log(instant.hour) // returns undefined!

const zdtTokyo = instant.toZonedDateTimeISO('Asia/Tokyo')
console.log(zdtTokyo.hour) //returns 9

const zdtPrague = instant.toZonedDateTimeISO('Europe/Prague')
console.log(zdtPrague.hour) //returns 1

const zdtNewYork = instant.toZonedDateTimeISO('America/New_York')
console.log(zdtNewYork.hour) //returns 19