Dns.GetHostName Method

Reference

Definition

Namespace:: System.Net

Assemblies:: netstandard.dll, System.Net.NameResolution.dll

Assembly:: System.Net.NameResolution.dll

Assembly:: System.dll

Assembly:: netstandard.dll

Source:: Dns.cs

Source:: Dns.cs

Source:: Dns.cs

Important

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Gets the host name of the local computer.

public:
 static System::String ^ GetHostName();

public static string GetHostName();

static member GetHostName : unit -> string

Public Shared Function GetHostName () As String

Returns

String

A string that contains the DNS host name of the local computer.

Exceptions

SocketException

An error is encountered when resolving the local host name.

Examples

The following example uses the GetHostName method to obtain the host name of the local computer.

public:
   void DisplayLocalHostName()
   {
      try
      {
         // Get the local computer host name.
         String^ hostName = Dns::GetHostName();
         Console::WriteLine( "Computer name : {0}", hostName );
      }
      catch ( SocketException^ e ) 
      {
         Console::WriteLine( "SocketException caught!!!" );
         Console::WriteLine( "Source : {0}", e->Source );
         Console::WriteLine( "Message : {0}", e->Message );
      }
      catch ( Exception^ e ) 
      {
         Console::WriteLine( "Exception caught!!!" );
         Console::WriteLine( "Source : {0}", e->Source );
         Console::WriteLine( "Message : {0}", e->Message );
      }
   }

public void DisplayLocalHostName()
{
   try {
      // Get the local computer host name.
      String hostName = Dns.GetHostName();
      Console.WriteLine("Computer name :" + hostName);
   }
   catch(SocketException e) {
      Console.WriteLine("SocketException caught!!!");
      Console.WriteLine("Source : " + e.Source);
      Console.WriteLine("Message : " + e.Message);
   }
   catch(Exception e)
   {
       Console.WriteLine("Exception caught!!!");
       Console.WriteLine("Source : " + e.Source);
       Console.WriteLine("Message : " + e.Message);
   }
}

Public Sub DisplayLocalHostName()
    Try
        ' Get the local computer host name.
        Dim hostName As [String] = Dns.GetHostName()
        Console.WriteLine(("Computer name :" + hostName))
    Catch e As SocketException
        Console.WriteLine("SocketException caught!!!")
        Console.WriteLine(("Source : " + e.Source))
        Console.WriteLine(("Message : " + e.Message))
    Catch e As Exception
        Console.WriteLine("Exception caught!!!")
        Console.WriteLine(("Source : " + e.Source))
        Console.WriteLine(("Message : " + e.Message))
    End Try

Applies to

Proizvod	Verzije
.NET	Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework	1.1, 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard	2.0, 2.1

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