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MailMessage Klasse

  • Referenz

Definition

Namespace:
System.Web.Mail
Assembly:
System.Web.dll

Achtung

The recommended alternative is System.Net.Mail.MailMessage. http://go.microsoft.com/fwlink/?linkid=14202

Stellt Eigenschaften und Methoden zum Erstellen einer E-Mail bereit. Empfohlene Alternative: System.Net.Mail.

public ref class MailMessage
public class MailMessage
[System.Obsolete("The recommended alternative is System.Net.Mail.MailMessage. http://go.microsoft.com/fwlink/?linkid=14202")]
public class MailMessage
type MailMessage = class
[<System.Obsolete("The recommended alternative is System.Net.Mail.MailMessage. http://go.microsoft.com/fwlink/?linkid=14202")>]
type MailMessage = class
Public Class MailMessage
Vererbung
Object
MailMessage
Attribute
ObsoleteAttribute

Beispiele

Im folgenden Beispiel wird die Verwendung der MailMessage-Klasse veranschaulicht.

Wichtig

Dieses Steuerelement verfügt über ein Textfeld, das Benutzereingaben akzeptiert, was eine potenzielle Sicherheitsrisiken ist. Standardmäßig stellen ASP.NET-Webseiten sicher, dass Benutzereingaben keine Skript- oder HTML-Elemente enthalten. Weitere Informationen finden Sie unter Übersicht über Skriptangriffe.

<%-- 
This example shows how to send a mail message from a Web Forms page
using the classes in the System.Web.Mail namespace.
--%>

<%@ IMPORT namespace="System.Web.Mail" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script language="C#" runat="server">
  void Page_Load()
  {
     if (!IsPostBack)
     {
        txtTo.Text="john@contoso.com";
        txtFrom.Text="marsha@contoso.com";
        txtCc.Text="fred@contoso.com";
        txtBcc.Text="wilma@contoso.com";
        txtSubject.Text="Hello";
        txtBody.Text="This is a test message.";
        txtAttach.Text=@"C:\Documents and Settings\All Users\Documents\My Pictures\Sample Pictures\Sunset.jpg,"
           + @"C:\Documents and Settings\All Users\Documents\My Pictures\Sample Pictures\Winter.jpg";
    txtBodyEncoding.Text = Encoding.ASCII.EncodingName;
    txtBodyFormat.Text="HTML";
    txtPriority.Text="Normal";
    txtUrlContentBase.Text="http://www.contoso.com/images";
    txtUrlContentLocation.Text="http://www.contoso.com/images";
        // Name of relay mail server in your domain.
    txtMailServer.Text="smarthost";
     }
  }

  void btnSubmit_Click(Object sender, EventArgs e)
  {
     string sTo, sFrom, sSubject, sBody;
     string sAttach, sCc, sBcc, sBodyEncoding;
     string sBodyFormat, sMailServer, sPriority;
     string sUrlContentBase, sUrlContentLocation;
 int iLoop1;

 sTo = txtTo.Text.Trim();
 sFrom = txtFrom.Text.Trim();
 sSubject = txtSubject.Text.Trim();
 sBody = txtBody.Text.Trim();
 sAttach = txtAttach.Text.Trim();
 sCc = txtCc.Text.Trim();
 sBcc = txtBcc.Text.Trim();
 sBodyFormat = txtBodyFormat.Text.Trim();
 sBodyEncoding = txtBodyEncoding.Text.Trim();
 sPriority = txtPriority.Text.Trim();
 sUrlContentBase = txtUrlContentBase.Text.Trim();
 sUrlContentLocation = txtUrlContentLocation.Text.Trim();
 sMailServer = txtMailServer.Text.Trim();

 MailMessage MyMail = new MailMessage();
 MyMail.From = sFrom;
 MyMail.To = sTo;
 MyMail.Subject = sSubject;
 MyMail.Body = sBody;
 MyMail.Cc = sCc;
 MyMail.Bcc = sBcc;
 MyMail.UrlContentBase = sUrlContentBase;
 MyMail.UrlContentLocation = sUrlContentLocation;

     if (txtBodyEncoding.Text == Encoding.UTF7.EncodingName)
        MyMail.BodyEncoding = Encoding.UTF7;
     else if (txtBodyEncoding.Text == Encoding.UTF8.EncodingName)
        MyMail.BodyEncoding = Encoding.UTF8;
     else
        MyMail.BodyEncoding = Encoding.ASCII;

 switch (sBodyFormat.ToUpper())
     {
        case "HTML": 
           MyMail.BodyFormat = MailFormat.Html;
           break;
        default: 
           MyMail.BodyFormat = MailFormat.Text;
           break;
     }
     
     switch (sPriority.ToUpper())
     {
        case "HIGH": 
           MyMail.Priority = MailPriority.High;
           break;
        case "LOW": 
           MyMail.Priority = MailPriority.Low;
           break;
        default: 
           MyMail.Priority = MailPriority.Normal;
           break;
     }
     
     // Build an IList of mail attachments.
     if (sAttach != "")
     {
        char[] delim = new char[] {','};
        foreach (string sSubstr in sAttach.Split(delim))
        {
           MailAttachment MyAttachment = new MailAttachment(sSubstr);
           MyMail.Attachments.Add(MyAttachment);
        }
     }
 
     SmtpMail.SmtpServer = sMailServer;
 SmtpMail.Send(MyMail);
 lblMsg1.Text="C# Message sent to " + MyMail.To;
  }

  void btnClear_Click(Object sender, EventArgs e)
  {
     lblMsg1.Text="";
     txtTo.Text="";
     txtFrom.Text="";
     txtSubject.Text="";
     txtBody.Text="";
     txtAttach.Text="";
     txtBcc.Text="";
     txtCc.Text="";
 txtBodyEncoding.Text="";
 txtBodyFormat.Text="";
 txtPriority.Text="";
 txtUrlContentBase.Text="";
 txtUrlContentLocation.Text="";
 txtMailServer.Text="";
     btnSubmit.Text="Submit";
  }
</script>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>Mail Form Example</title>
</head>
<body>

   <h4>Send a new mail message:</h4>
   <form id="form1" method="Post" action="MailForm.aspx" runat="server">
      <table style="width:350; background-color:#FFFF99">
         <tr>
            <td align="Right"><b>To:</b></td>
            <td><Asp:Textbox id="txtTo" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>From:</b></td>
            <td><Asp:Textbox id="txtFrom" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Subject:</b></td>
            <td><Asp:Textbox id="txtSubject" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>MessageBody:</b></td>
            <td><Asp:Textbox id="txtBody" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Attachments:</b></td>
            <td><Asp:Textbox id="txtAttach" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>CC:</b></td>
            <td><Asp:Textbox id="txtBcc" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>BCC:</b></td>
            <td><Asp:Textbox id="txtCc" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>BodyEncoding:</b></td>
            <td><Asp:Textbox id="txtBodyEncoding" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>BodyFormat:</b></td>
            <td><Asp:Textbox id="txtBodyFormat" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Priority:</b></td>
            <td><Asp:Textbox id="txtPriority" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>URL Content Base:</b></td>
            <td><Asp:Textbox id="txtUrlContentBase" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>URL Content Location:</b></td>
            <td><Asp:Textbox id="txtUrlContentLocation" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Mail Server:</b></td>
            <td><Asp:Textbox id="txtMailServer" runat="server"/></td>
         </tr>
      </table><br />

      <asp:button id="btnSubmit" Text="Submit" OnClick="btnSubmit_Click" runat="server"/>
      <asp:button id="btnClear" Text="Clear" OnClick="btnClear_Click" runat="server"/>
      <p><asp:Label id="lblMsg1" runat="server"/></p>
   </form>
   </body>
</html>

<%-- 
This example shows how to send a mail message from a Web Forms page 
using the classes in the System.Web.Mail namespace.
--%>

<%@ IMPORT namespace="System.Web.Mail" %>


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script language="VB" runat="server">
    Sub Page_Load()
        If Not IsPostBack Then
            lblMsg1.Text = ""
            txtTo.Text = "john@contoso.com"
            txtFrom.Text = "marsha@contoso.com"
            txtCc.Text = "fred@contoso.com"
            txtBcc.Text = "wilma@contoso.com"
            txtSubject.Text = "Hello"
            txtBody.Text = "This is a test message."
            txtAttach.Text = "C:\Documents and Settings\All Users\Documents\My Pictures\Sample Pictures\Sunset.jpg," _
               & "C:\Documents and Settings\All Users\Documents\My Pictures\Sample Pictures\Winter.jpg"
            txtBodyEncoding.Text = Encoding.ASCII.EncodingName
            txtBodyFormat.Text = "HTML"
            txtPriority.Text = "Normal"
            txtUrlContentBase.Text = "http://www.contoso.com/images"
            txtUrlContentLocation.Text = "http://www.contoso.com/images"
            ' Name of relay mail server in your domain.
            txtMailServer.Text = "smarthost" '
        End If
    End Sub

    Sub btnSubmit_Click(ByVal sender As Object, ByVal e As EventArgs)
        Dim sTo As String, sFrom As String, sSubject As String, sBody As String
        Dim sAttach As String, sCc As String, sBcc As String, sBodyEncoding As String
        Dim sBodyFormat As String, sMailServer As String, sPriority As String
        Dim sUrlContentBase As String, sUrlContentLocation As String
        Dim iLoop1 As Integer

        sTo = Trim(txtTo.Text)
        sFrom = Trim(txtFrom.Text)
        sSubject = Trim(txtSubject.Text)
        sBody = Trim(txtBody.Text)
        sAttach = Trim(txtAttach.Text)
        sCc = Trim(txtCc.Text)
        sBcc = Trim(txtBcc.Text)
        sBodyFormat = Trim(txtBodyFormat.Text)
        sBodyEncoding = Trim(txtBodyEncoding.Text)
        sPriority = Trim(txtPriority.Text)
        sUrlContentBase = Trim(txtUrlContentBase.Text)
        sUrlContentLocation = Trim(txtUrlContentLocation.Text)
        sMailServer = Trim(txtMailServer.Text)

        Dim MyMail As MailMessage = New MailMessage()
        MyMail.From = sFrom
        MyMail.To = sTo
        MyMail.Subject = sSubject
        MyMail.Body = sBody
        MyMail.Cc = sCc
        MyMail.Bcc = sBcc
        MyMail.UrlContentBase = sUrlContentBase
        MyMail.UrlContentLocation = sUrlContentLocation

        Select Case txtBodyEncoding.Text
            Case Encoding.UTF7.EncodingName : MyMail.BodyEncoding = Encoding.UTF7
            Case Encoding.UTF8.EncodingName : MyMail.BodyEncoding = Encoding.UTF8
            Case Else : MyMail.BodyEncoding = Encoding.ASCII
        End Select

        Select Case UCase(sBodyFormat)
            Case "HTML" : MyMail.BodyFormat = MailFormat.Html
            Case Else : MyMail.BodyFormat = MailFormat.Text
        End Select
     
        Select Case UCase(sPriority)
            Case "HIGH" : MyMail.Priority = MailPriority.High
            Case "LOW" : MyMail.Priority = MailPriority.Low
            Case Else : MyMail.Priority = MailPriority.Normal
        End Select
     
        ' Build an IList of mail attachments.
        If sAttach <> "" Then
            Dim delim As Char = ","
            Dim sSubstr As String
            For Each sSubstr In sAttach.Split(delim)
                Dim myAttachment As MailAttachment = New MailAttachment(sSubstr)
                MyMail.Attachments.Add(myAttachment)
            Next
        End If
 
        SmtpMail.SmtpServer = sMailServer
        SmtpMail.Send(MyMail)

        lblMsg1.Text = "VB Message sent to " & MyMail.To
    End Sub

    Sub btnClear_Click(ByVal sender As Object, ByVal e As EventArgs)
        lblMsg1.Text = ""
        txtTo.Text = ""
        txtFrom.Text = ""
        txtSubject.Text = ""
        txtBody.Text = ""
        txtAttach.Text = ""
        txtBcc.Text = ""
        txtCc.Text = ""
        txtBodyEncoding.Text = ""
        txtBodyFormat.Text = ""
        txtPriority.Text = ""
        txtUrlContentBase.Text = ""
        txtUrlContentLocation.Text = ""
        txtMailServer.Text = ""
        btnSubmit.Text = "Submit"
    End Sub
</script>
<html xmlns="http://www.w3.org/1999/xhtml" >
    <head>
    <title>Send a new mail message:</title>
</head>
    <body>
   <h4>Send a new mail message:</h4>
   <form id="form1" method="Post" action="MailForm.aspx" runat="server">
      <table style="width:350; background-color:#FFFF99">
         <tr>
            <td align="Right"><b>To:</b></td>
            <td><Asp:Textbox id="txtTo" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>From:</b></td>
            <td><Asp:Textbox id="txtFrom" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Subject:</b></td>
            <td><Asp:Textbox id="txtSubject" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>MessageBody:</b></td>
            <td><Asp:Textbox id="txtBody" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Attachments:</b></td>
            <td><Asp:Textbox id="txtAttach" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>CC:</b></td>
            <td><Asp:Textbox id="txtBcc" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>BCC:</b></td>
            <td><Asp:Textbox id="txtCc" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>BodyEncoding:</b></td>
            <td><Asp:Textbox id="txtBodyEncoding" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>BodyFormat:</b></td>
            <td><Asp:Textbox id="txtBodyFormat" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Priority:</b></td>
            <td><Asp:Textbox id="txtPriority" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>URL Content Base:</b></td>
            <td><Asp:Textbox id="txtUrlContentBase" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>URL Content Location:</b></td>
            <td><Asp:Textbox id="txtUrlContentLocation" runat="server"/></td>
         </tr>
         <tr>
            <td align="Right"><b>Mail Server:</b></td>
            <td><Asp:Textbox id="txtMailServer" runat="server"/></td>
         </tr>
      </table><br />

      <asp:button id="btnSubmit" Text="Submit" OnClick="btnSubmit_Click" runat="server"/>
      <asp:button id="btnClear" Text="Clear" OnClick="btnClear_Click" runat="server"/>
      <p><asp:Label id="lblMsg1" runat="server"/></p>
   </form>
   </body>
</html>

Konstruktoren

MailMessage()

Initialisiert eine neue Instanz der MailMessage-Klasse. Empfohlene Alternative: System.Net.Mail.

Eigenschaften

Attachments

Gibt die Auflistung von Anlagen an, die mit der Nachricht übertragen werden. Empfohlene Alternative: System.Net.Mail.
Bcc

Ruft eine durch Semikolon getrennte Liste der E-Mail-Adressen ab, an die eine Blindkopie (BCC, Blind Carbon Copy) der E-Mail gesendet wird, oder legt diese fest. Empfohlene Alternative: System.Net.Mail.
Body

Ruft den Text der E-Mail ab oder legt diesen fest. Empfohlene Alternative: System.Net.Mail.
BodyEncoding

Ruft den Codierungstyp des Texts der E-Mail ab oder legt diesen fest. Empfohlene Alternative: System.Net.Mail.
BodyFormat

Ruft den Inhaltstyp des Texts der E-Mail ab oder legt diesen fest. Empfohlene Alternative: System.Net.Mail.
Cc

Ruft eine durch Semikolon getrennte Liste der E-Mail-Adressen ab, an die eine Kopie (CC, Carbon Copy) der E-Mail gesendet wird, oder legt diese fest. Empfohlene Alternative: System.Net.Mail.
Fields

Ruft eine Auflistung von Objekten ab, die Microsoft CDO-Feldern (Collaboration Data Objects) zugeordnet sind. Empfohlene Alternative: System.Net.Mail.
From

Ruft die E-Mail-Adresse des Absenders ab oder legt diese fest. Empfohlene Alternative: System.Net.Mail.
Headers

Gibt die benutzerdefinierten Header an, die mit der E-Mail übertragen werden. Empfohlene Alternative: System.Net.Mail.
Priority

Ruft die Priorität der E-Mail ab oder legt diese fest. Empfohlene Alternative: System.Net.Mail.
Subject

Ruft die Betreffzeile der E-Mail ab oder legt diese fest. Empfohlene Alternative: System.Net.Mail.
To

Ruft eine durch Semikolon getrennte Liste mit E-Mail-Adressen von Empfängern ab oder legt diese fest. Empfohlene Alternative: System.Net.Mail.
UrlContentBase

Ruft den Content-Base-HTTP-Header ab oder legt diesen fest. Dieser ist die URL-Basis für sämtliche relative URLs, die im HTML-codierten Textkörper der E-Mail verwendet werden. Empfohlene Alternative: System.Net.Mail.
UrlContentLocation

Ruft den Content-Location-HTTP-Header für die E-Mail ab oder legt diesen fest. Empfohlene Alternative: System.Net.Mail.

Methoden

Equals(Object)

Bestimmt, ob das angegebene Objekt gleich dem aktuellen Objekt ist.

(Geerbt von Object)
GetHashCode()

Fungiert als Standardhashfunktion.

(Geerbt von Object)
GetType()

Ruft den Type der aktuellen Instanz ab.

(Geerbt von Object)
MemberwiseClone()

Erstellt eine flache Kopie des aktuellen Object.

(Geerbt von Object)
ToString()

Gibt eine Zeichenfolge zurück, die das aktuelle Objekt darstellt.

(Geerbt von Object)

Gilt für