C#

int isthere = -1;
     int quan = 0;
     int[] selectedindxes = new int[subtypeCmb.Items.Count];
     int check = -1;
     for (int a = 0; a < subtypeCmb.Items.Count; a++)
     {
         check = -1;
         check = subtypeCmb.FindStringExact("ABC", isthere);
         if (check != -1)
         {
             isthere = subtypeCmb.FindString("ABC", isthere);
             selectedindxes[quan] = isthere;
             quan++;
         }
     }

<br />
ArrayList filenameList=new ArrayList();<br />
filenameList.Add("http://111.222.333.444/Data/A1");<br />
filenameList.Add("http://111.222.333.444/Data/A2");<br />
filenameList.Add("http://111.222.333.444/Data/A3");<br />
...<br />
filenameList.Add("http://111.222.333.444/Data/A10000");<br />
<br />
for(int i=0;i<filenameList.Count;i++)<br />
{<br />
   Thread workThread=new Thread(new ParametrizeThreadStart(downloadMethod));<br />
   workThread.Start(filenameList[i]);<br />
}<br />
<br />
public void downloadMethod(object TargetUrl)<br />
{<br />
   string Target=TargetUrl as string<br />
   HttpWebRequest req = (HttpWebRequest)WebRequest.Create(Target);<br />
   req.Timeout = 100000 * 3;<br />
   req.Proxy = new WebProxy(new Uri("http://localhost:3128"));<br />
   resp = (HttpWebResponse)req.GetResponse();<br />
   Stream stm = resp.GetResponseStream();<br />
   int ReadCount;<br />
   byte[] buffer = new byte[65535];<br />
   FileStream f = File.Open(SaveDirectory + "/" + filename, FileMode.Create<br />
                  , FileAccess.Write, FileShare.None);<br />
   if (stm.CanRead)<br />
   {<br />
     while ((int)(ReadCount = stm.Read(buffer, 0, buffer.Length)) > 0)<br />
     {<br />
         f.Write(buffer, 0, ReadCount); <br />
     }  <br />
   }<br />
   f.Flush();<br />
   f.Close();<br />
}<br />