read-only property returns a
DOMString containing a user
agent-assigned label that identifies the track source, as in
"internal microphone". The string may be left empty and is empty
as long as no source has been connected. When the track is deassociated from its source,
the label is not changed.
const label = track.label
|Media Capture and Streams
The definition of 'MediaStreamTrack.label' in that specification.
|Candidate Recommendation||Initial specification.|
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