public static void DisplayPrefixesAndState(HttpListener listener)
{
// List the prefixes to which the server listens.
HttpListenerPrefixCollection prefixes = listener.Prefixes;
if (prefixes.Count == 0)
{
Console.WriteLine("There are no prefixes.");
}
foreach(string prefix in prefixes)
{
Console.WriteLine(prefix);
}
// Show the listening state.
if (listener.IsListening)
{
Console.WriteLine("The server is listening.");
}
}