PushManager.supportedContentEncodings

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The supportedContentEncodings read-only property of the PushManager interface returns an array of supported content codings that can be used to encrypt the payload of a push message.

Syntax

var encodings[] = PushManager.supportedContentEncodings

Value

An array of strings.

Specifications

Specification Status Comment
Push API
The definition of 'supportedContentEncodings' in that specification.		 Working Draft Initial definition.

Browser Compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
supportedContentEncodings
Experimental
Chrome Full support 60Edge Full support 16
Disabled
Full support 16
Disabled
Disabled From version 16: this feature is behind the Enable service workers preference.
Full support 17
Firefox Full support 44
Notes
Full support 44
Notes
Notes Extended Support Releases (ESR) before Firefox 78 ESR do not support service workers and the Push API.
IE No support NoOpera Full support 47Safari No support NoWebView Android No support NoChrome Android Full support 60Firefox Android Full support 48
Notes
Full support 48
Notes
Notes Push enabled by default.
Opera Android Full support 44Safari iOS No support NoSamsung Internet Android Full support 4.0

Legend

Full support  
Full support
No support  
No support
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.