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

The MediaKeySystemConfiguration.initDataTypes read-only property returns a list of supported initialization data type names. An initialization data type is a string indicating the format of the initialization data.


var dataTypes[] = mediaSystemConfiguration.initDataTypes;


Specification Status Comment
Encrypted Media Extensions
The definition of 'initDataTypes' in that specification.
Recommendation Initial definition

Browser compatibility

Update compatibility data on GitHub
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
Chrome Full support 42Edge ? Firefox ? IE ? Opera ? Safari ? WebView Android Full support 43Chrome Android Full support 42Firefox Android ? Opera Android ? Safari iOS ? Samsung Internet Android Full support 4.0


Full support Ā 
Full support
Compatibility unknown Ā 
Compatibility unknown
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.