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MailDefinition.From Property

Gets or sets the e-mail address of the message sender.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

public string From { get; set; }

Property Value

Type: System.String
The e-mail address of the message sender. The default is Empty.

The From property contains the e-mail address of the sender of the e-mail message. If the From property is left blank, or contains an improperly formed e-mail address, the SmtpClient.Send method throws an HttpException exception and the e-mail message is not sent.

The following code example sets the From property to the text entered in a TextBox control on a Web Forms page.

This code example is part of a larger example provided for the MailDefinition class.


md.From = sourceFrom.Text;


.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
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