Readonly valueThe value of the counter.
Increments the counter by amount, which can be any valid number.
Only valid within the update closure of
PendingCursorOperation.update() and
PendingIDSpecificOperation.update(),
otherwise an exception is thrown.
Represents a mutable CRDT counter that can be incremented by a specific amount while updating a document.
This class can't be instantiated directly, it's returned automatically for any counter property within an update block via counter.