This article needs a technical review. How you can help.
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 SyncEvent.lastChance read-only property of the SyncEvent interface returns true if the user agent will not make further synchronization attempts after the current attempt. This is the value passed in the lastChance parameter of the SyncEvent() constructor.
Syntax
var lastChance = SyncEvent.lastChance
Value
A Boolean that indicates whether the user agent will not make further synchronization attempts after the current attempt.
Specifications
| Specification | Status | Comment |
|---|---|---|
| Web Background Synchronization The definition of 'lastChance' in that specification. |
Living Standard | Initial definition. |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 49.0 | ? | ? | ? | ? |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | No support | ? | ? | ? | ? | ? | 49.0 |