This is an experimental technology
Check the Browser compatibility table carefully before using this in production.
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
| Specification | Status | Comment |
|---|---|---|
| Service Workers The definition of 'navigationPreload' in that specification. |
Working Draft | Initial definition. |
Browser Compatibility
The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic support | Chrome Full support 59 | Edge
Full support
17
| Firefox
Full support
44
| IE No support No | Opera Full support 46 | Safari Full support 11.1 | WebView Android Full support 59 | Chrome Android Full support 59 | Edge Mobile ? | Firefox Android Full support 44 | Opera Android Full support 46 | Safari iOS Full support 11.1 | Samsung Internet Android Full support 4.0 |
Legend
- Full support
- Full support
- No support
- No support
- Compatibility unknown
- Compatibility unknown
- Experimental. Expect behavior to change in the future.
- Experimental. Expect behavior to change in the future.
- See implementation notes.
- See implementation notes.
- User must explicitly enable this feature.
- User must explicitly enable this feature.