Sprache: C#
Prüft ob die URL aufgelößt werden kann.
/// <summary>
/// Check if the URL is valid.
/// </summary>
/// <param name="smtpHost">The URL.</param>
/// <returns></returns>
public static bool IsUrlValid(string smtpHost)
{
bool response = false;
try
{
IPHostEntry ipHost = Dns.Resolve(smtpHost);
response = true;
}
catch (SocketException se)
{
response = false;
}
return response;
}
/// <summary>
/// Check if the URL is valid.
/// </summary>
/// <param name="smtpHost">The URL.</param>
/// <returns></returns>
public static bool IsUrlValid(string smtpHost)
{
bool response = false;
try
{
IPHostEntry ipHost = Dns.Resolve(smtpHost);
response = true;
}
catch (SocketException se)
{
response = false;
}
return response;
}
Alte URL:
/snippet/pruefen-ob-url-gueltig-ist/508
VB
Jetzt geht es so:
[code]
Function URLOk(ByVal Tx As String) As Boolean
Try
Dim hostInfo As System.Net.IPHostEntry _
= System.Net.Dns.GetHostEntry(Tx)
Return True
Catch
Return False
End Try
End Function
[/code]