MailMessage Constructor (String, String, String, String)
.NET Framework (current version)
Initializes a new instance of the MailMessage class.
Assembly: System (in System.dll)
Parameters
- from
-
Type:
System.String
A String that contains the address of the sender of the e-mail message.
- to
-
Type:
System.String
A String that contains the address of the recipient of the e-mail message.
- subject
-
Type:
System.String
A String that contains the subject text.
- body
-
Type:
System.String
A String that contains the message body.
| Exception | Condition |
|---|---|
| ArgumentNullException | from is null. -or- to is null. |
| ArgumentException | |
| FormatException | from or to is malformed. |
The properties for the new MailMessage object are initialized as follows:
Parameter | Property |
|---|---|
from | |
| |
| |
|
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.
The following code example demonstrates calling this constructor.
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 e-mail 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 e-mail on the client's behalf. client.Credentials = CredentialCache.DefaultNetworkCredentials; try { client.Send(message); } catch (Exception ex) { Console.WriteLine("Exception caught in CreateTimeoutTestMessage(): {0}", ex.ToString() ); } }
.NET Framework
Available since 2.0
Available since 2.0
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