Swift escaping closure 탈출 클로저 간략하게 정리

콘솔 결과 창

var closureArray: [(Int) -> ()] = []

func asyncEscapingClosure( param1: Int, completion: @escaping (Int) -> () ) {
        
    closureArray.append(completion)

    DispatchQueue.main.async {
        completion(param1)
    }
    
    print("asyncEscapingClosure 실행")
    
    print("asyncEscapingClosure 중간부")
    
}


asyncEscapingClosure(param1: 7) { element in
        print("넘겨받은 element: \(element)")
        print("completion 클로저가 실행되었습니다.")
    }
    closureArray.first?(5)
    closureArray.first?(5)
    closureArray.first?(5)
    closureArray.first?(5)
    closureArray.first?(5)
    closureArray.first?(5)