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.sizeRead only- 
    
Returns the number of key/value pars in the status map.
 
Methods
MediaKeyStatusMap.entries()Read only- 
    
Returns a new
Iteratorobject containing an array of[key, value]for each element in the status map, in insertion order. MediaKeyStatusMap.forEach(callback[, argument])Read only- 
    
Calls
callbackonce for each key-value pair in the status map, in insertion order. Ifargumentis present it will be passed to the callback. MediaKeyStatusMap.get()Read only- 
    
Returns the value associated with the given key, or
undefinedif 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
Iteratorobject containing keys for each element in the status map, in insertion order. MediaKeyStatusMap.values()Read only- 
    
Returns a new
Iteratorobject containing values for each element in the status map, in insertion order. MediaKeyStatusMap.[@@iterator]()Read only- 
    
Returns a new
Iteratorobject containing an array of[key, value]for each element in the status map, in insertion order. 
Specifications
| Specification | 
|---|
| Encrypted Media Extensions  # mediakeystatusmap-interface  | 
Browser compatibility
BCD tables only load in the browser