DownloadStringAsync wait for request completion

Question

I am using this code to retrieve an url content:

private ArrayList request(string query)
{
    ArrayList parsed_output = new ArrayList();

    string url = s         


        

Answer 1

With Dot.Net 4.5:

 public static async void GetDataAsync()
        {           
            DoSomthing(await new WebClient().DownloadStringTaskAsync(MyURI));
        }