javascript instance method
Date.prototype.toTemporalInstant()
The toTemporalInstant() method of Date instances returns a new Instant object with the same epochMilliseconds value as this date’s timestamp.
Use this method to convert legacy Date values to the Temporal API, then further convert it to other Temporal classes as necessary.
Syntax
toTemporalInstant()
Parameters
None.
Return value
A new Instant object with the same epochMilliseconds value as this date’s timestamp. Its microsecond and nanosecond components are always 0.
Exceptions
RangeError- : Thrown if the date is invalid (it has a timestamp of
NaN).
- : Thrown if the date is invalid (it has a timestamp of
Examples
Using toTemporalInstant()
const legacyDate = new Date("2021-07-01T12:34:56.789Z");
const instant = legacyDate.toTemporalInstant();
// Further convert it to other objects
const zdt = instant.toZonedDateTimeISO("UTC");
const date = zdt.toPlainDate();
console.log(date.toString()); // 2021-07-01
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.