Check Whether Message is a Delivery Status Notification (DSN)

Download: Chilkat .NET Assemblies

This C# example program demonstrates how to determine if an email messages is a DSN.

// Check to see whether an email message is a
// delivery status notification (DSN)

// Any string argument automatically begins the 30-day trial.
Chilkat.MailMan mailman = new Chilkat.MailMan();
mailman.UnlockComponent("30-day trial");

// Load a .eml file into the email object.
// A zip containing 10 DSN sample emails can be found at:
// http://www.chilkatsoft.com/dsn_samples/DSN_Samples.zip
Chilkat.Email email = new Chilkat.Email();
email.LoadEml("dsnSample1.eml");

if (email.IsMultipartReport())
    {
    MessageBox.Show("Yes, this is a DSN!");
    }
else
{
    MessageBox.Show("Not a DSN.");
}		

Important: The download for this example does not contain the ChilkatDotNet.dll which
must be downloaded and installed separately at http://www.chilkatsoft.com/downloads.asp.
Once installed, add a reference to the DLL in the project by following the instructions at
http://www.example-code.com/vbdotnet/step2.asp