ReadonlysizeThe size read-only property of the MediaKeyStatusMap interface returns the number of key/value paIrs in the status map.
OptionalthisArg: anyThe get() method of the MediaKeyStatusMap interface returns the status value associated with the given key, or undefined if there is none.
The has() method of the whether a value has been associated with the given key.
The
MediaKeyStatusMapinterface of the Encrypted Media Extensions API is a read-only map of media key statuses by key IDs. Available only in secure contexts.MDN Reference