Created
March 14, 2021 16:18
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| let asyncQueue = DispatchGroup() | |
| for person in people{ | |
| asyncQueue.enter() | |
| // "checkIdentity" is a Async function which takes networking resource and consume a bit of time. | |
| self.checkIdentity(person) { (err) in | |
| if(err != nil){ | |
| print(err) | |
| } | |
| asyncQueue.leave() | |
| } | |
| } | |
| asyncQueue.notify(queue: .main) { | |
| self.sendAllPeople() | |
| } |
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