ZonedDateTime equals()
Example
const zoned1 = Temporal.ZonedDateTime.from("2026-05-17T14:30:00[Europe/Oslo]");
const zoned2 = Temporal.ZonedDateTime.from("2026-05-17T14:30:00[Europe/Oslo]");
let result = zoned1.equals(zoned2);
Try it Yourself »
Description
The equals() method returns true
if this ZonedDateTime is equal in value to the other ZonedDateTime.
The equals() method does not change the original ZonedDateTime.
Syntax
zoneddatetime.equals(other)
Parameters
| Parameter | Description |
| other | Another ZonedDateTime. |
Return Value
| Type | Description |
| Boolean | true if this date is equal in value to the other date.Otherwise it returns false. |
Browser Support
Temporal is a major update to the JavaScript standard (TC39).
It is currently supported in Chrome, Edge, Firefox, and Opera Safari has not shipped it yet.
| Chrome 144 |
Edge 144 |
Firefox 139 |
Safari |
Opera 128 |
| Jan 2026 | Jan 2026 | May 2025 | 🚫 | Feb 2026 |
The Safari implementation can be tested in Safari Technology Preview by enabling the --use-temporal runtime flag.
Polyfill
Until Safari supports Temporal natively, you can use the official polyfill:
<script
src="https://cdn.jsdelivr.net/npm/@js-temporal/polyfill@0.5.1/dist/index.umd.js">
</script>
