modmin

Program.cs

@@ -10,19 +10,24 @@ namespace SharpDNSResolver
     class DNSResolver
     {
         static void Main(string[] args)
-        {
-            try
         {
             if (args.Count() == 0)
             {
-                    Console.WriteLine("You must provide an host!");
+                Console.WriteLine("You must provide at least one host!");
+                Console.WriteLine("Usage: <prog.exe> <host1> [<host2> host<n>]");
                 Environment.Exit(1);
             }
-                string hostname = args[0];
-                IPHostEntry hostEntry = Dns.GetHostEntry(hostname);
-
-                Console.WriteLine($"Host : {hostEntry.HostName}");
 
+            int cpt = 0;
+            string hostname;
+            IPHostEntry hostEntry;
+            for (cpt = 0; cpt < args.Length; cpt++)
+            {
+                try
+                {
+                    hostname = args[cpt];
+                    hostEntry = Dns.GetHostEntry(hostname);
+                    Console.WriteLine($"\nHost : {hostEntry.HostName}");
                     Console.WriteLine("Ip address:");
                     foreach (IPAddress ipAddress in hostEntry.AddressList)
                     {
@@ -35,5 +40,5 @@ namespace SharpDNSResolver
                 }
             }
         }
-    
+    }
 }