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svetlanama/OperationQueue

Created October 18, 2018 00:02
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OperationQueue
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OperationQueue
var testQueue: OperationQueue = {
var queue = OperationQueue()
queue.name = "Test queue"
queue.maxConcurrentOperationCount = 1
return queue
}()
for i in 0...200 {
let op = { print("xx: ", i);
sleep(5)
if i * 2 == 4 {
testQueue.cancelAllOperations()
}
}
testQueue.addOperation(op)
}
testQueue.waitUntilAllOperationsAreFinished()
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