ASP.Net/Components/Email — различия между версиями

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Текущая версия на 11:52, 26 мая 2010

Email form with cc and bcc

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    TheMailMessage.From = txtFromEmail.Text
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.CC = txtCCEmail.Text
    TheMailMessage.BCC = txtBCCEmail.Text
    TheMailMessage.Subject = txtSubject.Text
    TheMailMessage.Body = txtMessage.Text
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Sending an Email to Other Recipients</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<BR>
<asp:textbox
    id="txtFromEmail"
    runat="server"
/>
<BR>
Enter the to email address:
<BR>
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
Enter the CC email addresses:
<BR>
<asp:textbox
    id="txtCCEmail"
    runat="server"
/>
<BR>
<BR>
Enter the BCC email addresses:
<BR>
<asp:textbox
    id="txtBCCEmail"
    runat="server"
/>
<BR>
Enter the subject of your message:
<BR>
<asp:textbox
    id="txtSubject"
    runat="server"
/>
<BR>
Enter the text of your message:
<BR>
<asp:textbox
    id="txtMessage"
    runat="server"
    textmode="MultiLine"
    rows="5"
/>
<BR>
<asp:button 
    id="butOK"
    text="Send"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Email message in a html format

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    Dim TheMessage as String
    TheMessage = "<HTML><BODY>" _
        & "<B>Product Name: </B>Bookss<BR>" _
        & "<B>Description: </B>These books are very nice!<BR>" _
        & "<B>Price: </B>$48.96<BR><BR>" _
        & "</BODY></HTML>"    
    TheMailMessage.From = "me@mycomapny.ru"
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.Subject = "HTML Email"
    TheMailMessage.Body = TheMessage
    TheMailMessage.BodyFormat = MailFormat.Html
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Sending an HTML Email Message</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<BR>
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
<BR>
<asp:button 
    id="butOK"
    text="Send HTML Email"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Email with attachment

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    Dim TheAttachment as MailAttachment
    TheMailMessage.From = "me@mycompany.ru"
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.Subject = "Product Catalog"
    TheMailMessage.Body = "Attached is the information " _
        & "you requested."
    TheAttachment = New MailAttachment( _
        Server.MapPath("/file.txt"))
    TheMailMessage.Attachments.Add(TheAttachment)
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Sending a Simple Email Message in Code</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address to recieve our Product Catalog:
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
<BR>
<asp:button 
    id="butOK"
    text="Send"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Email with pictures

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub Page_Load(ByVal Sender as Object, ByVal E as EventArgs)
End Sub
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    Dim TheMessage as String
    TheMessage = "<HTML><BODY BACKGROUND=""bg.gif"" " _
        & "TEXT=""DarkRed"">" _
        & "<B>Product Name: </B>Books<BR>" _
        & "<B>Description: </B>These books are good!<BR>" _
        & "<B>Price: </B>$12.77<BR><BR>" _
        & "<img src=""books.gif"" border=2>" _
        & "</BODY></HTML>"
    TheMailMessage.From = "me@mycomapny.ru"
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.Subject = "HTML Email"
    TheMailMessage.Body = TheMessage
    TheMailMessage.BodyFormat = MailFormat.Html
    TheMailMessage.URLContentLocation = _
        "http://yoururl/"
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Sending an HTML Email Message</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<BR>
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
<BR>
<asp:button 
    id="butOK"
    text="Send HTML Email"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Email with priority

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    TheMailMessage.From = txtFromEmail.Text
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.Subject = txtSubject.Text
    TheMailMessage.Body = txtMessage.Text
    If ddlPriority.SelectedItem.Text = "High" Then
        TheMailMessage.Priority = MailPriority.High
    ElseIf ddlPriority.SelectedItem.Text = "Normal" Then
        TheMailMessage.Priority = MailPriority.Normal
    Else
        TheMailMessage.Priority = MailPriority.Low
    End If
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Setting the Priority of an Email Message</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<BR>
<asp:textbox
    id="txtFromEmail"
    runat="server"
/>
<BR>
Enter the to email address:
<BR>
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
Enter the subject of your message:
<BR>
<asp:textbox
    id="txtSubject"
    runat="server"
/>
<BR>
Select the priority of the email message:
<BR>
<asp:dropdownlist
    id="ddlPriority" 
    runat="server"
>
    <asp:listitem>High</asp:listitem>
    <asp:listitem>Normal</asp:listitem>
    <asp:listitem>Low</asp:listitem>
</asp:dropdownlist>
<BR>
Enter the text of your message:
<BR>
<asp:textbox
    id="txtMessage"
    runat="server"
    textmode="MultiLine"
    rows="5"
/>
<BR>
<asp:button 
    id="butOK"
    text="Send"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Send an email

<%@ Page Language="VB" %>
<script runat="server">
    
    Sub Button1_Click(sender As Object, e As EventArgs)
      Label1.Text = SendMail("Feedback form", TextBox1.Text, TextBox2.Text)
    End Sub
    
    Function SendMail(Subject As String, FromAddress As String, Message As String) As String
    
    " Build a MailMessage
    Dim mailMessage As System.Web.Mail.MailMessage = New System.Web.Mail.MailMessage
    mailMessage.From = "someone@example.ru"
    mailMessage.To = "someone@example.ru"
    mailMessage.Subject = "Sending an e-mail from a web page"
    mailMessage.BodyFormat = System.Web.Mail.MailFormat.Text
    
    " TODO: Set the mailMessage.Body property
    mailMessage.Body = Message
    
    System.Web.Mail.SmtpMail.SmtpServer = "localhost"
    System.Web.Mail.SmtpMail.Send(mailMessage)
    
    SendMail = "Your message was sent to " & mailMessage.To
    
    End Function
</script>
<html>
<head>
</head>
<body>
    <form runat="server">
        <p>
            Your email address: 
            <asp:TextBox id="TextBox1" runat="server"></asp:TextBox>
        </p>
        <p>
            Your message: 
            <asp:TextBox id="TextBox2" runat="server" TextMode="MultiLine"></asp:TextBox>
        </p>
        <p>
            <asp:Button id="Button1" onclick="Button1_Click" runat="server" Text="Send"></asp:Button>
        </p>
        <p>
            <asp:Label id="Label1" runat="server"></asp:Label>
        </p>
    </form>
</body>
</html>



Send email function

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailConnection as SmtpMail
    TheMailConnection.Send(txtFromEmail.Text, txtToEmail.Text, _
        txtSubject.Text, txtMessage.Text)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Using the Send Method Directly</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<asp:textbox
    id="txtFromEmail"
    runat="server"
/>
<BR>
Enter the to email address:
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
Enter the subject of your message:
<asp:textbox
    id="txtSubject"
    runat="server"
/>
<BR>
Enter the text of your message:
<asp:textbox
    id="txtMessage"
    runat="server"
    textmode="MultiLine"
    rows="5"
/>
<BR>
<asp:button 
    id="butOK"
    text="Send"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Send email out through asp:form

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    TheMailMessage.From = txtFromEmail.Text
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.Subject = txtSubject.Text
    TheMailMessage.Body = txtMessage.Text
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Sending a Simple Email Message in Code</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<asp:textbox
    id="txtFromEmail"
    runat="server"
/>
<BR>
Enter the to email address:
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
Enter the subject of your message:
<asp:textbox
    id="txtSubject"
    runat="server"
/>
<BR>
Enter the text of your message:
<asp:textbox
    id="txtMessage"
    runat="server"
    textmode="MultiLine"
    rows="5"
/>
<BR>
<asp:button 
    id="butOK"
    text="Send"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Send email to all employees in database

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<%@ Import Namespace="System.Data" %>
<%@ Import Namespace="System.Data.OLEDB" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    Dim DBConn as OleDbConnection
    Dim DBCommand As OleDbDataAdapter
    Dim DSPageData as New DataSet
    Dim I as Long
    TheMailMessage.From = txtFromEmail.Text
    TheMailMessage.Subject = txtSubject.Text
    TheMailMessage.Body = txtMessage.Text
    DBConn = New OleDbConnection( _
        "PROVIDER=Microsoft.Jet.OLEDB.4.0;" _
        & "DATA SOURCE=" _
        & Server.MapPath("EmployeeDatabase.mdb;"))
    DBCommand = New OleDbDataAdapter _
        ("Select FirstName " _
        & "From Employee", DBConn)
    For I = 0 to DSPageData.Tables("FirstName"). _
        Rows.Count - 1
        TheMailMessage.To = DSPageData.Tables("FirstName"). _
            Rows(I).Item("FirstName") & "@hotmail.ru"
        TheMailConnection.Send(TheMailMessage)
    Next
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Sending Email Blast</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<BR>
<asp:textbox
    id="txtFromEmail"
    runat="server"
/>
<BR>
Enter the subject of your message:
<BR>
<asp:textbox
    id="txtSubject"
    runat="server"
/>
<BR>
Enter the text of your message:
<BR>
<asp:textbox
    id="txtMessage"
    runat="server"
    textmode="MultiLine"
    rows="5"
/>
<BR>
<asp:button 
    id="butOK"
    text="Send"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>


<A href="http://www.nfex.ru/Code/ASPDownload/EmployeeDatabase.zip">EmployeeDatabase.zip( 10 k)</a>


Send email with attached file

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMessage as String
    Dim TheMailMessage as New MailMessage
    Dim TheAttachment as MailAttachment
    TheMessage = txtName.Text _
        & ": Attached to this email is the " _
        & "file you requested."
    TheMailMessage.From = "us@a.ru"
    TheMailMessage.To = txtEmailAddress.Text
    TheMailMessage.Subject = "File Request"
    TheMailMessage.Body = TheMessage
    TheAttachment = New MailAttachment( _
        Server.MapPath(ddlFile.SelectedItem.Value))
    TheMailMessage.Attachments.Add(TheAttachment)
    SmtpMail.SmtpServer = "localhost"
    SmtpMail.Send(TheMailMessage)
    
    lblMessage1.Text = "The file requested has been sent " _
        & "to the email address you entered.<BR>Enter Your Name"
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>File Request Sample Site</TITLE>
</HEAD>
<BODY>
<form runat="server">
<Font Face="Tahoma" Size="+1">
<asp:Label
    id="lblMessage1"
    runat="Server"
    Text="Enter Your Name"
/>
<BR>
<asp:TextBox
    id="txtName"
    runat="server"
    MaxLength=50
/>
<BR><BR>
<asp:Label
    id="lblMessage2"
    runat="Server"
    Text="And Your Email Address"
/>
<BR>
<asp:TextBox
    id="txtEmailAddress"
    runat="server"
    MaxLength=50
/>
<BR><BR>
<asp:Label
    id="lblMessage3"
    runat="Server"
    Text="Select the file you wish to download"
/>
<BR>
<asp:DropDownList
    id="ddlFile"
    runat="server"
>
    <asp:ListItem 
        Value="Catalog.txt"
        Text="Catalog"
    />
    <asp:ListItem 
        Value="StoreLocations.txt"
        Text="Store Locations"
    />
</asp:DropDownList>
<BR><BR>
<asp:button 
    id="butOK"
    text="Send File"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
<BR>
</Font>
</Form>
</BODY>
</HTML>



Send email with html form message

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    Dim TheMessage as String
    TheMessage = "<HTML><BODY>" _
        & "<FORM method=""post"" action=""" _
        & "http://yourwebsite/processrequest.aspx"">" _
        & "<B>Product Name: </B>ASP.net Book<BR>" _
        & "<B>Description: </B>These books are very nice!<BR>" _
        & "<B>Price: </B>$48.96<BR>" _
        & "<B>Quantity: </B><input name=""txtQuantity"" " _
        & "type=""text""/><BR>" _
        & "<input type=""submit"" value=""Order""/>" _
        & "<BR></FORM></BODY></HTML>"    
    TheMailMessage.From = "me@mycomapny.ru"
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.Subject = "HTML Email"
    TheMailMessage.Body = TheMessage
    TheMailMessage.BodyFormat = MailFormat.Html
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Adding a Form to an Email Message</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address:
<BR>
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
<BR>
<asp:button 
    id="butOK"
    text="Send HTML Email"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Send email with more than one attachments

<%@ Page Language=VB Debug=true %>
<%@ Import Namespace="System.Web.Mail" %>
<script runat=server>
Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim TheMailMessage as New MailMessage
    Dim TheMailConnection as SmtpMail
    Dim TheAttachment as MailAttachment
    Dim TheItem as ListItem
    TheMailMessage.From = "me@mycompany.ru"
    TheMailMessage.To = txtToEmail.Text
    TheMailMessage.Subject = "File Request"
    TheMailMessage.Body = "Attached is the information " _
        & "you requested."
    For Each TheItem in lbFiles.Items
        If TheItem.Selected = True Then
            TheAttachment = New MailAttachment( _
                Server.MapPath(TheItem.Value))
            TheMailMessage.Attachments.Add(TheAttachment)
        End If
    Next
    TheMailConnection.Send(TheMailMessage)
End Sub
</SCRIPT>
<HTML>
<HEAD>
<TITLE>Sending Multiple Files in an Email Message</TITLE>
</HEAD>
<form runat="server">
<BR><BR>
Enter your email address to recieve our Product Catalog:
<asp:textbox
    id="txtToEmail"
    runat="server"
/>
<BR>
Select all the files you wish to receive:
<asp:listbox
    id="lbFiles" 
    runat="server"
    selectionmode="multiple"
    rows=3
>
    <asp:listitem value="file.txt">Catalog</asp:listitem>
    <asp:listitem value="file.txt">Locations</asp:listitem>
    <asp:listitem value="file.txt">Privacy</asp:listitem>
    <asp:listitem value="file.txt">Jobs</asp:listitem>
</asp:listbox>
<BR>
<asp:button 
    id="butOK"
    text="Send"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
    runat="server"
/>
</form>
</BODY>
</HTML>



Send out an Email

<%@ Page Language="C#" %>
<%@ Import Namespace="System.Net.Mail" %>
<script runat="server">
    void Page_Load()
    {
        SmtpClient client = new SmtpClient();
        client.Host = "localhost";
        client.Port = 25;
        client.Send("s@your.ru", "b@mine.ru", "Hi!", "Message."); 
    }
</script>
<html>
<head id="Head1" runat="server">
    <title>Send Mail</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    Email sent!
        
    </div>
    </form>
</body>
</html>



Send out an email in case of page error

<%@ Page Language="VB" %>
<%@ Import Namespace="System.Web.Mail" %>
<html>
<head>
   <title>Throw an Error</title>
   <script runat="server">
      Sub Page_Load()
         Dim NullText As String = Nothing
         Message.Text = NullText.ToString()
      End Sub
      Sub Page_Error(Source As Object, E As EventArgs)
         Dim ex As Exception = Server.GetLastError()
         If Not ex Is Nothing Then
            Dim Mail as New MailMessage()
            "Change the values below to valid email addresses
            Mail.To = "yourEmailAddress@yourServer.ru"
            Mail.From = "fromEmail@fromEmail.ru"
            Mail.Subject = "error"
            Mail.Body = "An Exception occurred in page " & _
               Request.RawUrl & ":" & vbCrLf
            Mail.Body &= ex.ToString() & vbCrlf & vbCrlf
            Mail.Body &= "was handled from Page_Error."
            "If your SMTP server is not local, change the property below
            "   to a valid server or domain name for the SMTP server
            SmtpMail.SmtpServer = "localhost"
            SmtpMail.Send(Mail)
            Server.ClearError()
         End If
         Response.Write("An error has occurred. " & _
            "The site administrator has been notified.<br/>" & _
            "Please try your request again later.")
      End Sub
   </script>
</head>
<body>
   <asp:label id="Message" runat="server"/>
</body>
</html>



Send out email in code behind (C#)

<%@ Page language="c#" src="IssueReporter.aspx.cs" AutoEventWireup="false" Inherits="IssueReporter.IssueReporter" %>
<HTML>
  <body>
    <form id="Form1" method="post" runat="server">
      <asp:Label id="Label1" style="Z-INDEX: 101; LEFT: 32px; POSITION: absolute; TOP: 54px" runat="server" Font-Names="Verdana" Font-Size="X-Small">Your Name:</asp:Label>
      <asp:TextBox id="txtComment" style="Z-INDEX: 107; LEFT: 176px; POSITION: absolute; TOP: 112px" runat="server" Width="384px" Height="112px" TextMode="MultiLine" Font-Names="Verdana" Font-Size="X-Small"></asp:TextBox>
      <asp:TextBox id="txtSender" style="Z-INDEX: 106; LEFT: 176px; POSITION: absolute; TOP: 80px" runat="server" Width="259px" Height="24px" Font-Names="Verdana" Font-Size="X-Small"></asp:TextBox>
      <asp:Label id="Label2" style="Z-INDEX: 102; LEFT: 32px; POSITION: absolute; TOP: 86px" runat="server" Font-Names="Verdana" Font-Size="X-Small">Your Email:</asp:Label>
      <asp:Label id="Label3" style="Z-INDEX: 103; LEFT: 32px; POSITION: absolute; TOP: 118px" runat="server" Width="104px" Height="16px" Font-Names="Verdana" Font-Size="X-Small">Comment:</asp:Label>
      <asp:CheckBox id="chkPriority" style="Z-INDEX: 104; LEFT: 32px; POSITION: absolute; TOP: 240px" runat="server" Width="416px" Height="24px" Text="Please Reply Immediately!" Font-Names="Verdana" Font-Size="X-Small"></asp:CheckBox>
      <asp:TextBox id="txtName" style="Z-INDEX: 105; LEFT: 176px; POSITION: absolute; TOP: 48px" runat="server" Width="258px" Height="24px" Font-Names="Verdana" Font-Size="X-Small"></asp:TextBox>
      <asp:Button id="cmdSend" style="Z-INDEX: 108; LEFT: 32px; POSITION: absolute; TOP: 288px" runat="server" Width="88px" Height="24px" Text="Send"></asp:Button>
      <asp:Label id="lblResult" style="Z-INDEX: 109; LEFT: 40px; POSITION: absolute; TOP: 352px" runat="server" Width="432px" Height="72px" Font-Names="Verdana" Font-Size="X-Small"></asp:Label>
    </form>
  </body>
</HTML>
<%--
using System;
using System.Collections;
using System.ruponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Web.Mail;
namespace IssueReporter
{
  /// <summary>
  /// Summary description for IssueReporter.
  /// </summary>
  public class IssueReporter : System.Web.UI.Page
  {
    protected System.Web.UI.WebControls.Label Label1;
    protected System.Web.UI.WebControls.TextBox txtComment;
    protected System.Web.UI.WebControls.TextBox txtSender;
    protected System.Web.UI.WebControls.Label Label2;
    protected System.Web.UI.WebControls.Label Label3;
    protected System.Web.UI.WebControls.CheckBox chkPriority;
    protected System.Web.UI.WebControls.TextBox txtName;
    protected System.Web.UI.WebControls.Button cmdSend;
    protected System.Web.UI.WebControls.Label lblResult;
  
    private void Page_Load(object sender, System.EventArgs e)
    {
      // Put user code to initialize the page here
    }
    #region Web Form Designer generated code
    override protected void OnInit(EventArgs e)
    {
      //
      // CODEGEN: This call is required by the ASP.NET Web Form Designer.
      //
      InitializeComponent();
      base.OnInit(e);
    }
    
    /// <summary>
    /// Required method for Designer support - do not modify
    /// the contents of this method with the code editor.
    /// </summary>
    private void InitializeComponent()
    {    
      this.cmdSend.Click += new System.EventHandler(this.cmdSend_Click);
      this.Load += new System.EventHandler(this.Page_Load);
    }
    #endregion
    private void cmdSend_Click(object sender, System.EventArgs e)
    {
      MailMessage msg = new MailMessage();
      msg.Subject = "Issue Report";
      msg.Body = "Submitted By: " + txtName.Text + "\n";
      msg.Body += txtComment.Text;
      msg.From = txtSender.Text;
      msg.To = "yourname@youremailserver.ru";
      if (chkPriority.Checked) msg.Priority = MailPriority.High;
      SmtpMail.SmtpServer = "localhost";
      SmtpMail.Send(msg);
      lblResult.Text="Message sent to SMTP service.";
    }
  }
}
--%>



Simplest Way of Sending Email from Gmail

// Code by "dotnetguts at gmail.ru"

  protected void btnSendEmail_Click(object sender, EventArgs e)
      {
    //Create Mail Message Object with content that you want to send with mail.
          System.Net.Mail.MailMessage MyMailMessage = new         System.Net.Mail.MailMessage("dotnetguts@gmail.ru","myfriend@yahoo.ru", 
      "This is the mail subject", "Just wanted to say Hello");
        
          MyMailMessage.IsBodyHtml = false;
 
    //Proper Authentication Details need to be passed when sending email from gmail
          System.Net.NetworkCredential mailAuthentication = new          
    System.Net.NetworkCredential("dotnetguts@gmail.ru", "myPassword");
 
    //Smtp Mail server of Gmail is "smpt.gmail.ru" and it uses port no. 587
    //For different server like yahoo this details changes and you can
    //get it from respective server.
          System.Net.Mail.SmtpClient mailClient = new System.Net.Mail.SmtpClient("smtp.gmail.ru",587);
 
    //Enable SSL
          mailClient.EnableSsl = true; 
    
          mailClient.UseDefaultCredentials = false;
 
          mailClient.Credentials = mailAuthentication;
 
         mailClient.Send(MyMailMessage);
      }
Источник — «http://nfex.ru/index.php?title=ASP.Net/Components/Email&oldid=1965»