Package: effect
Module: DateTime
Formats a DateTime as a UTC ISO date string.
Details
Returns only the date part (YYYY-MM-DD) in UTC, ignoring any time zone.
Example (Formatting DateTime values as UTC ISO dates)
import { DateTime } from "effect"
const dt = DateTime.makeUnsafe("2024-01-01T23:30:00Z")
console.log(DateTime.formatIsoDateUtc(dt)) // "2024-01-01"
const zoned = DateTime.makeZonedUnsafe("2024-01-01T23:30:00Z", {
timeZone: "Pacific/Auckland"
})
console.log(DateTime.formatIsoDateUtc(zoned)) // "2024-01-01" (always UTC)
Signature
declare const formatIsoDateUtc: (self: DateTime) => string
Since v3.6.0