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How should Task.Run call an async method in VB.Buy a license.

How do I wait for something to finish in C#?.

Usage: Private Async Sub btnRun_Click(sender As Object, e As EventArgs) Handles btnRun.Clickĭim helper As HelperWebClient = New HelperWebClient()ĭim urls As List(Of String) = New List(Of String)ĭim downloadedDataList = Await helper.DownloadDataAsync(urls) ('sourceURL', sources(i))ĪddHandler newClient.DownloadStringCompleted, AddressOf DownloadCompletedHanderįor Each client As WebClient In WebClientsĭim url As String = ('sourceURL')Īnd it is used in: Dim result As New Collectionĭim downloader As New CoronaStatisticsGetter.AsyncDownload Public Function Load(sources As Array, keys As Array) As Collection

If e.Cancelled = False AndAlso e.Error Is Nothing Then Private Sub DownloadCompletedHander(ByVal sender As Object, ByVal e As ) I tried to create my own class with function what will create multiple async web requestsĪnd then wait until they all finished, then return results of all these requests.

Well, I failed to understand how to do it myself. I am working on coronavirus statistics dashboard as university project, and I have some problems with asynchronous source data download from sites with statistics.

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