DittoMutableCounter
public class DittoMutableCounter : DittoCounter
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.
See also the counter
properties of DittoDocumentPath
and
DittoMutableDocumentPath
.
-
Increments the counter by
amount
, which can be any valid 64 bit float. Only valid within the closure ofDittoCollection
‘supdate
method, otherwise an exception is thrown.Declaration
Swift
public func increment(by amount: Double)