PushSubscription: expirationTime property
Baseline
Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2023.
Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.
Note: This feature is available in Web Workers.
The expirationTime read-only property of the
PushSubscription interface returns a DOMHighResTimeStamp
of the subscription expiration time associated with the push subscription, if there is
one, or null otherwise.
Value
A DOMHighResTimeStamp or null.
Specifications
| Specification |
|---|
| Push API # dom-pushsubscription-expirationtime |
Browser compatibility
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