MediaKeyStatusMap

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

Documentation MediaKeyStatusMap by Mozilla Contributors, licensed under CC-BY-SA 2.5.

Instance Members #

Returns the number of key/value pars in the status map.

Returns a boolean asserting whether a value has been associated with the given key.

Returns the value associated with the given key, or undefined if there is none.

Returns a new Iterator object containing an array of [key, value] for each element in the status map, in insertion order.

Returns a new Iterator object containing keys for each element in the status map, in insertion order.

Returns a new Iterator object containing values for each element in the status map, in insertion order.

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.