ServiceWorkerRegistration.navigationPreload
The navigationPreload read-only property of the ServiceWorkerRegistration interface returns the NavigationPreloadManager associated with the current service worker registration.
Syntax
var navigationPreloadManager = serviceWorkerRegistration.navigationPreload;
Value
An instance of NavigationPreloadManager.
Specifications
Browser compatibility
| Desktop | Mobile | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | WebView Android | Chrome Android | Firefox for Android | Opera Android | Safari on IOS | Samsung Internet | |
navigationPreload |
59 |
17 |
44
Extended Support Releases (ESR) before Firefox 78 ESR do not support service workers and the Push API.
|
No |
46 |
No |
59 |
59 |
44 |
43 |
No |
4.0 |
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https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerRegistration/navigationPreload