deviceId readonly property
MediaDeviceInfo interface returns a
that is an identifier for the represented device and is persisted across
sessions. It is un-guessable by other applications, and unique to the origin of
the calling application. It is reset when the user clears cookies. For private browsing,
a different identifier is used that is not persisted across sessions.
var deviceID = MediaDeviceInfo.deviceId
|Media Capture and Streams
The definition of 'deviceId' in that specification.
|Candidate Recommendation||Initial definition.|
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