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Publishers
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Transforming Operators: Collect, map, replaceNil and more
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Timing Operators
Scheduling Operators
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Basic filtering operators like filter, removeDuplicates, ignoreOutput and compactMap can be used to narrow down which values get sent downstream to subscribers.

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The basic timing operators like delay and collect do just what they advertise - delay values from a publisher and collect a series of emitted values.

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Learn how the timeout operators can be used to cause a publisher to time out and complete, and measureInterval to measure the interval between emissions.

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In this hands-on challenge, use your knowledge of timing operators to decode a message from a set of mysterious data.

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Learn about the schedule and receive operators, which can be used to tell Combine which Scheduler to use when running the operations.

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Sequencing operators such as max, min, count and output can give you information on the sequence of emitted values as a whole.

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Challenge time! Use your knowledge of sequence operators to give a golfer a report on their golf game.

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Congrats on finishing the course! Review what you’ve learned and find out where you can go to learn more about Combine.

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