next
TypeScriptnext(): Promise<(boolean) | null>Swift declarationmutating func next() async -> Bool?Asynchronously advances to the next element and returns it, or ends the sequence if there is no next element.
struct · iOS 16.2+ · SDK 27.1
struct IteratorAn iterator for accessing individual data entries from the series.
next(): Promise<(boolean) | null>Swift declarationmutating func next() async -> Bool?Asynchronously advances to the next element and returns it, or ends the sequence if there is no next element.
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