C# Uri CheckHostName

Description

Uri CheckHostName determines whether the specified host name is a valid DNS name.

Syntax

Uri.CheckHostName has the following syntax.

public static UriHostNameType CheckHostName(
  string name
)

Parameters

Uri.CheckHostName has the following parameters.

• name - The host name to validate. This can be an IPv4 or IPv6 address or an Internet host name.

Returns

Uri.CheckHostName method returns A UriHostNameType that indicates the type of the host name. If the type of the host name cannot be determined or if the host name is null or a zero-length string, this method returns Unknown.

Example

The following example checks whether the host name is valid.

//from ww w .j  a  va  2 s  .c o m
using System;
public class MainClass{
  public static void Main(String[] argv){  
    Console.WriteLine(Uri.CheckHostName("www.java2s.com"));
  }
}

The code above generates the following result.