摘要:大量發送Mail的作法
<%@ Page Language="C#" %>
<script runat="server">
protected string send_in_processed = "";
protected string status = "";
protected void Page_Load(object sender, EventArgs e)
{
send_in_processed = "開始發送";
if (Request.QueryString["act"] != null && Request.QueryString["act"] != "")
{
if (Request.QueryString["act"] == "start")
{
status = "disabled";
send_in_processed = "發送中";
}
}
}
protected void ShowJs(string msg)
{
Response.Write("<script language=javascript>");
Response.Write("reportAction('" + msg + "');");
Response.Write("</" + "script>\r\n");
Response.Flush();
}
</script>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head id="Head1" runat="server">
<title>mail發送</title>
<link rel="stylesheet" href='../../ASPNETPortal.css' type="text/css">
</head>
<body>
<form id="form1" runat="server">
<script language="javascript" type="text/javascript">
function reportAction(s)
{
document.getElementById("txtFeedback").value += s + "\r\n";
var d = document.getElementById("txtFeedback").scrollHeight;
document.getElementById("txtFeedback").scrollTop = d;
}
</script>
<textarea name="txtFeedback" style="width: 80%; height: 200px" readonly id="txtFeedback"></textarea><br />
<input type="button" name="submit" value=" <%=send_in_processed %>" <%=status %> style="height: 25" onClick="window.location='?act=start'" id="btn">
<input type="button" name="break" value="中斷" onclick="window.location='?act=break'" />
</form>
</body>
</html>
<%
Response.Flush();
if (Request.QueryString["act"] != null && Request.QueryString["act"] != "")
{
if (Request.QueryString["act"] == "start")
{
int sum = 0;
try
{
//這裡改為要發送的mail array
for (int i = 0; i < 1000000; i++)
{
//send mail
System.Net.Mail.MailMessage msg = new System.Net.Mail.MailMessage();
msg.To.Add(new System.Net.Mail.MailAddress("test@test.com"));
msg.From = new MailAddress("test@test.com", "test@test.com", Encoding.Default);
msg.Subject = "subject";
msg.Body = "This is test mail";
smtp.Send(msg);
ShowJs(i.ToString() + "==>發送成功");
sum++;
if ((sum % 10) == 0)
{
ShowJs("==========暫停 5 秒==========");
System.Threading.Thread.Sleep(5000);
}
System.Threading.Thread.Sleep(1000);
}
ShowJs("發送結束, 共寄送 " + sum.ToString() + " 筆。");
}
catch
{
}
}
}
%>
