MediaKeyStatusMap

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 MediaKeyStatusMap interface of the EncryptedMediaExtensions API is a read-only map of media key statuses by key IDs.

Properties

MediaKeyStatusMap.size Read only
Returns the number of key/value pars in the status map.

Methods

MediaKeyStatusMap.entries() Read only
Returns a new Iterator object containing an array of [key, value] for each element in the status map, in insertion order.
MediaKeyStatusMap.forEach(callback[, argument]) Read only
Calls callback once for each key-value pair in the status map, in insertion order. If argument is present it will be passed to the callback.
MediaKeyStatusMap.get() Read only
Returns the value associated with the given key, or undefined if there is none.
MediaKeyStatusMap.has() Read only
Returns a boolean asserting whether a value has been associated with the given key.
MediaKeyStatusMap.keys() Read only
Returns a new Iterator object containing keys for each element in the status map, in insertion order.
MediaKeyStatusMap.values() Read only
Returns a new Iterator object containing values for each element in the status map, in insertion order.
MediaKeyStatusMap.[@@iterator]() Read only
Returns a new Iterator object containing an array of [key, value] for each element in the status map, in insertion order.

Specifications

Specification Status Comment
Encrypted Media Extensions
The definition of 'MediaKeyStatusMap' in that specification.
Working Draft Initial definition.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support 42.0 ? ? 29 ?
Feature Android Android Webview Firefox Mobile (Gecko) Firefox OS IE Mobile Opera Mobile Safari Mobile Chrome for Android
Basic support No support 43.0 ? ? ? ? 29 42.0

License

© 2016 Mozilla Contributors
Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-us/docs/web/api/mediakeystatusmap

API EncryptedMediaExtensions MediaKeyStatusMap NeedsContent Reference