MailMessage MailMessage MailMessage MailMessage Constructors

Definition

Overloads

MailMessage() MailMessage() MailMessage()

Initializes an empty instance of the MailMessage class.

MailMessage(MailAddress, MailAddress) MailMessage(MailAddress, MailAddress) MailMessage(MailAddress, MailAddress) MailMessage(MailAddress, MailAddress)

Initializes a new instance of the MailMessage class by using the specified MailAddress class objects.

MailMessage(String, String) MailMessage(String, String) MailMessage(String, String) MailMessage(String, String)

Initializes a new instance of the MailMessage class by using the specified String class objects.

MailMessage(String, String, String, String) MailMessage(String, String, String, String) MailMessage(String, String, String, String) MailMessage(String, String, String, String)

Initializes a new instance of the MailMessage class.

MailMessage() MailMessage() MailMessage()

Initializes an empty instance of the MailMessage class.

public:
 MailMessage();
public MailMessage ();
Public Sub New ()

Remarks

From is set to the value in the network element for mailSettings<smtp> Element (Network Settings), if it exists.

MailMessage(MailAddress, MailAddress) MailMessage(MailAddress, MailAddress) MailMessage(MailAddress, MailAddress) MailMessage(MailAddress, MailAddress)

Initializes a new instance of the MailMessage class by using the specified MailAddress class objects.

public:
 MailMessage(System::Net::Mail::MailAddress ^ from, System::Net::Mail::MailAddress ^ to);
public MailMessage (System.Net.Mail.MailAddress from, System.Net.Mail.MailAddress to);
new System.Net.Mail.MailMessage : System.Net.Mail.MailAddress * System.Net.Mail.MailAddress -> System.Net.Mail.MailMessage
Public Sub New (from As MailAddress, to As MailAddress)

Parameters

from
MailAddress MailAddress MailAddress MailAddress

A MailAddress that contains the address of the sender of the email message.

to
MailAddress MailAddress MailAddress MailAddress

A MailAddress that contains the address of the recipient of the email message.

Exceptions

Examples

The following code example demonstrates calling this constructor.

static void CreateTestMessage3()
{
   MailAddress^ to = gcnew MailAddress( L"jane@contoso.com" );
   MailAddress^ from = gcnew MailAddress( L"ben@contoso.com" );
   MailMessage^ message = gcnew MailMessage( from,to );
   message->Subject = L"Using the new SMTP client.";
   message->Body = L"Using this new feature, you can send an email message from an application very easily.";
   
   // Use the application or machine configuration to get the 
   // host, port, and credentials.
   SmtpClient^ client = gcnew SmtpClient;
   Console::WriteLine( L"Sending an email message to {0} at {1} by using the SMTP host {2}.", to->User, to->Host, client->Host );
   client->Send( message );
}


public static void CreateTestMessage3()
{
	MailAddress to = new MailAddress("jane@contoso.com");
	MailAddress from = new MailAddress("ben@contoso.com");
	MailMessage message = new MailMessage(from, to);
	message.Subject = "Using the new SMTP client.";
	message.Body = @"Using this new feature, you can send an email message from an application very easily.";
	// Use the application or machine configuration to get the 
	// host, port, and credentials.
	SmtpClient client = new SmtpClient();
	Console.WriteLine("Sending an email message to {0} at {1} by using the SMTP host={2}.",
		to.User, to.Host, client.Host);
          client.Send(message);
}

Remarks

The From property is initialized using from and the To property is initialized using to.

MailMessage(String, String) MailMessage(String, String) MailMessage(String, String) MailMessage(String, String)

Initializes a new instance of the MailMessage class by using the specified String class objects.

public:
 MailMessage(System::String ^ from, System::String ^ to);
public MailMessage (string from, string to);
new System.Net.Mail.MailMessage : string * string -> System.Net.Mail.MailMessage
Public Sub New (from As String, to As String)

Parameters

from
String String String String

A String that contains the address of the sender of the email message.

to
String String String String

A String that contains the addresses of the recipients of the email message. Multiple email addresses must be separated with a comma character (",").

Exceptions

Examples

The following code example demonstrates calling this constructor.

static void CreateTestMessage2( String^ server )
{
   String^ to = L"jane@contoso.com";
   String^ from = L"ben@contoso.com";
   MailMessage^ message = gcnew MailMessage( from,to );
   message->Subject = L"Using the new SMTP client.";
   message->Body = L"Using this new feature, you can send an email message from an application very easily.";
   SmtpClient^ client = gcnew SmtpClient( server );
   
   // Credentials are necessary if the server requires the client 
   // to authenticate before it will send email on the client's behalf.
   client->UseDefaultCredentials = true;
   client->Send( message );
client->~SmtpClient();
}


public static void CreateTestMessage2(string server)
{
	string to = "jane@contoso.com";
	string from = "ben@contoso.com";
	MailMessage message = new MailMessage(from, to);
	message.Subject = "Using the new SMTP client.";
	message.Body = @"Using this new feature, you can send an email message from an application very easily.";
	SmtpClient client = new SmtpClient(server);
	// Credentials are necessary if the server requires the client 
	// to authenticate before it will send email on the client's behalf.
	client.UseDefaultCredentials = true;

    try {
	  client.Send(message);
	}  
	catch (Exception ex) {
	  Console.WriteLine("Exception caught in CreateTestMessage2(): {0}", 
                  ex.ToString() );			  
    }              
}

Remarks

The From property is initialized using from and the To property is initialized using to.

MailMessage(String, String, String, String) MailMessage(String, String, String, String) MailMessage(String, String, String, String) MailMessage(String, String, String, String)

Initializes a new instance of the MailMessage class.

public:
 MailMessage(System::String ^ from, System::String ^ to, System::String ^ subject, System::String ^ body);
public MailMessage (string from, string to, string subject, string body);
new System.Net.Mail.MailMessage : string * string * string * string -> System.Net.Mail.MailMessage
Public Sub New (from As String, to As String, subject As String, body As String)

Parameters

from
String String String String

A String that contains the address of the sender of the email message.

to
String String String String

A String that contains the addresses of the recipients of the email message. Multiple email addresses must be separated with a comma character (",").

subject
String String String String

A String that contains the subject text.

body
String String String String

A String that contains the message body.

Exceptions

Examples

The following code example demonstrates calling this constructor.

static void CreateTimeoutTestMessage( String^ server )
{
   String^ to = L"jane@contoso.com";
   String^ from = L"ben@contoso.com";
   String^ subject = L"Using the new SMTP client.";
   String^ body = L"Using this new feature, you can send an email message from an application very easily.";
   MailMessage^ message = gcnew MailMessage( from,to,subject,body );
   SmtpClient^ client = gcnew SmtpClient( server );
   Console::WriteLine( L"Changing time out from {0} to 100.", client->Timeout );
   client->Timeout = 100;
   
   // Credentials are necessary if the server requires the client 
   // to authenticate before it will send email on the client's behalf.
   client->Credentials = CredentialCache::DefaultNetworkCredentials;
   client->Send( message );
}


public static void CreateTimeoutTestMessage(string server)
{
	string to = "jane@contoso.com";
	string from = "ben@contoso.com";
	string subject = "Using the new SMTP client.";
	string body = @"Using this new feature, you can send an email message from an application very easily.";
	MailMessage message = new MailMessage(from, to, subject, body);
	SmtpClient client = new SmtpClient(server);
	Console.WriteLine("Changing time out from {0} to 100.", client.Timeout);
	client.Timeout = 100;
	// Credentials are necessary if the server requires the client 
	// to authenticate before it will send email on the client's behalf.
	client.Credentials = CredentialCache.DefaultNetworkCredentials;
          client.Send(message);
}

Remarks

The properties for the new MailMessage object are initialized as follows:

Parameter Property
from From
to To
subject Subject
body Body

By default, the subject and content are assumed to use the default encoding based on local computer settings. Use the BodyEncoding and SubjectEncoding properties to specify different encodings.

Applies to