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 blob()method of the PushMessageData interface extracts push message data as a Blob object.
Syntax
var myBlob = PushEvent.data.blob();
Parameters
None.
Returns
A Blob.
Examples
self.addEventListener('push', function(event) {
var blob = event.data.blob();
// do something with your Blob
});
Specifications
| Specification | Status | Comment |
|---|---|---|
| Push API The definition of 'blob()' in that specification. |
Working Draft | Initial definition. |
Browser Compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari (WebKit) |
|---|---|---|---|---|---|
| Basic support | 50.0 | 44.0 (44.0)[1] | No support | No support | No support |
| Feature | Android | Android Webview | Firefox Mobile (Gecko) | Firefox OS | IE Mobile | Opera Mobile | Safari Mobile | Chrome for Android |
|---|---|---|---|---|---|---|---|---|
| Basic support | No support | No support | 48.0 (48)[2] | No support | No support | No support | No support | 50.0 |
- [1] Push (and Service Workers) have been disabled in the Firefox 45 Extended Support Release (ESR.)
- [2] Push has been enabled by default on Firefox for Android version 48.
See also
Document Tags and Contributors
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Contributors to this page:
jpmedley,
chrisdavidmills
Last updated by:
jpmedley,