C#

try
{
  // ...
}
catch (WebException ex)
{
  // Catch a WebException first
}
catch (ApplicationException ex)
{
  // Catch an ApplicationException next if not a WebException
}
catch (Exception ex)
{
  // Catch all exceptions if not WebException or ApplicationException
}

try
{
  // ...
}
catch (Exception ex)
{
  // ...
}

try
{
 // ...
}
catch
{
}

try
{
}
catch (WebException)
{
}
catch (ApplicationException)
{
}
catch (Exception)
{
}

string tempInternetFilesFolderPath
tempInternetFilesFolderPath=Environment.GetFolderPath(Environment.SpecialFolder.InternetCache);