This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.
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. |
Editor's Draft | Initial definition. |
Browser Compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 59 | ? | ? | 46 | ? |
| Feature | Android Webview | Chrome for Android | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|---|
| Basic support | 59 | 59 | ? | ? | ? | 46 | ? |