MailMessage 類別

  • 參考

定義

命名空間:
System.Web.Mail
組件:
System.Web.dll

警告

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

提供建構電子郵件訊息的屬性和方法。 建議的替代做法： 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
繼承
Object
MailMessage
屬性
ObsoleteAttribute

範例

下列範例將示範如何使用 MailMessage 類別。

重要

此控制項有一個文字方塊，可接受使用者輸入，這是潛在的安全性威脅。 根據預設，ASP.NET Web 網頁會驗證使用者輸入未包含指令碼或 HTML 項目。 如需詳細資訊，請參閱 Script Exploits Overview (指令碼攻擊概觀)。

<%-- 
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>

建構函式

MailMessage()

初始化 MailMessage 類別的新執行個體。 建議的替代做法： System.Net.Mail。

屬性

Attachments

指定與訊息一起傳送的附件集合。 建議的替代做法： System.Net.Mail。
Bcc

對於會接收電子郵件訊息之密件副本 (BCC) 的電子郵件地址，取得或設定分號分隔清單。 建議的替代做法： System.Net.Mail。
Body

取得或設定電子郵件訊息的內文。 建議的替代做法： System.Net.Mail。
BodyEncoding

取得或設定電子郵件訊息的內文編碼類型。 建議的替代做法： System.Net.Mail。
BodyFormat

取得或設定電子郵件訊息的內文內容類型。 建議的替代做法： System.Net.Mail。
Cc

對於會接收電子郵件訊息之副本 (CC) 的電子郵件地址，取得或設定分號分隔清單。 建議的替代做法： System.Net.Mail。
Fields

取得物件的集合 (這些物件會對應至 Microsoft Collaboration Data Objects (CDO) 欄位)。 建議的替代做法： System.Net.Mail。
From

取得或設定寄件者的電子郵件地址。 建議的替代做法： System.Net.Mail。
Headers

指定會與電子郵件訊息一起傳送的自訂標頭。 建議的替代做法： System.Net.Mail。
Priority

取得或設定電子郵件訊息的優先權。 建議的替代做法： System.Net.Mail。
Subject

取得或設定電子郵件訊息的主旨。 建議的替代做法： System.Net.Mail。
To

取得或設定以分號區隔的收件者電子郵件地址清單。 建議的替代做法： System.Net.Mail。
UrlContentBase

取得或設定 Content-Base HTTP 標頭、用於電子郵件訊息的 HTML 編碼內文內所有相關 URL 的 URL 基底。 建議的替代做法： System.Net.Mail。
UrlContentLocation

取得或設定電子郵件訊息的 Content-Location HTTP 標頭。 建議的替代做法： System.Net.Mail。

方法

Equals(Object)

判斷指定的物件是否等於目前的物件。

(繼承來源 Object)
GetHashCode()

做為預設雜湊函式。

(繼承來源 Object)
GetType()

取得目前執行個體的 Type。

(繼承來源 Object)
MemberwiseClone()

建立目前 Object 的淺層複製。

(繼承來源 Object)
ToString()

傳回代表目前物件的字串。

(繼承來源 Object)

適用於