Non-standard: This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

The registration read-only property of the SyncEvent interface returns a reference to a SyncRegistration object.


var syncReg = SyncEvent.registration


SyncRegistration object

Browser compatibility

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