Dns.GetHostName 方法

定義

命名空間:

System.Net

組件:

System.Net.NameResolution.dll

來源:

Dns.cs

取得本機電腦的主機名稱。

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

public static string GetHostName ();

static member GetHostName : unit -> string

Public Shared Function GetHostName () As String

傳回

String

字串，含有本機電腦的 DNS 主機名稱。

例外狀況

SocketException

當解析本機主機名稱時，發生錯誤。

範例

下列範例會 GetHostName 使用 方法來取得本機計算機的主機名。

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