Instance Method


Publishes the maximum value received from the upstream publisher, using the provided error-throwing closure to order the items.


func tryMax(by areInIncreasingOrder: @escaping (Upstream.Output, Upstream.Output) throws -> Bool) -> Publishers.TryComparison<Publishers.Share<Upstream>>



A throwing closure that receives two elements and returns true if they are in increasing order. If this closure throws, the publisher terminates with a Failure.

Return Value

A publisher that publishes the maximum value received from the upstream publisher, after the upstream publisher finishes.


After this publisher receives a request for more than 0 items, it requests unlimited items from its upstream publisher.

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