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DispatchWorkItem cancel()
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| let queue = DispatchQueue(label: "queue", attributes: .concurrent) | |
| let workItem = DispatchWorkItem { | |
| print("done") | |
| } | |
| DispatchQueue.main.asyncAfter(deadline: .now() + .seconds(1)) { | |
| queue.async(execute: workItem) // not work | |
| } | |
| workItem.cancel() |
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does workItem.cancel() cancels the current item which is executing currently?