MediaKeyStatusMap

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

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

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
MediaKeyStatusMap
42
13
38
No
29
12.1
43
42
38
29
12.2
4.0
entries
42
16
38
No
29
12.1
43
42
38
29
12.2
4.0
forEach
42
13
47
No
29
12.1
43
42
47
29
12.2
4.0
get
42
13
45
No
29
12.1
43
42
45
29
12.2
4.0
has
42
13
45
No
29
12.1
43
42
45
29
12.2
4.0
keys
42
16
38
No
29
12.1
43
42
38
29
12.2
4.0
size
42
13
38
No
29
12.1
43
42
38
29
12.2
4.0
values
42
16
38
No
29
12.1
43
42
38
29
12.2
4.0
@@iterator
42
16
45
No
29
12.1
43
42
45
29
12.2
4.0

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Licensed under the Creative Commons Attribution-ShareAlike License v2.5 or later.
https://developer.mozilla.org/en-US/docs/Web/API/MediaKeyStatusMap