.net网站用户注册后，网站不给用户发激活邮件是怎么回事。代码如下
网站后台：有个设置邮箱和密码的项目不知道和代码有没有关系。谢谢各位using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Net.Mail;
public partial class Hyregister : System.Web.UI.Page
{
DBHelper db = new DBHelper();
protected void Page_Load(object sender, EventArgs e)
{
form1.DefaultButton = "zcbt";
}
protected void checkname_Click(object sender, EventArgs e)
{
if (Txtname.Text.Trim() == "")
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('请输入用户名！');</script>");
Txtname.Focus();
}
else
{
string checksql = "select count(*) from userinfo where username='" + Txtname.Text.Trim() + "'";
int j = db.getExeScar(checksql);
if (j > 0)
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('该用户名已经存在！');</script>");
Txtname.Focus();
}
else
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('恭喜你，此用户名可以使用！');</script>");
}
}
}
protected void zcbt_Click(object sender, EventArgs e)
{
string sql;
string checkcode=Txtyzm.Text.Trim();
if (Session["CheckCode"] != null)
{
if (string.Compare(Session["CheckCode"].ToString(), checkcode, true) == 0)
{
string uname = Txtname.Text.Trim().Replace("'", "");
string pwd = Txtpwd.Text.Trim().Replace("'", "");
pwd = FormsAuthentication.HashPasswordForStoringInConfigFile(pwd, "md5");
string sex = Dropsex.SelectedItem.Text;
string age = Txtage.Text;
string phone = Txtphone.Text.Trim();
string email = Txtemail.Text.Trim().Replace("'", "");
string address = Txtaddress.Text.Replace("'", "");
string checkname = "select count(*) from userinfo where username='" + uname + "' ";
int k = db.getExeScar(checkname);
if (k > 0)
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('该用户名已经存在！');</script>");
Txtname.Focus();
}
else
{
int j = db.getExeScar("select count(*) from userinfo where username='" + Txtemail.Text + "'");
if (j > 0)
{
string tjsql = "insert into tb_tjname (tjname,btjname) values('" + email + "','" + uname + "')";
db.getExeSQL(tjsql);
string getjf = "update userinfo set hasjf=hasjf+30 where username='" + email + "'";
db.getExeSQL(getjf);
}
else
{
Response.Write("<script language=javascript>alert('推荐人不存在！');</script>");
}
try
{
string[] emailserver = Txtname.Text.Split('@');
string jh = Server.UrlEncode(pwd);
string mysql = "select * from myemail where myemailid=1";
DataSet dszc = db.getDS(mysql);
string myemail = dszc.Tables[0].Rows[0]["myemail"].ToString();
string mypwd = dszc.Tables[0].Rows[0]["mypwd"].ToString();
string emailtitle = "你好，这个是一个激活的链接";
string emailcontent = "您刚刚在石家庄外卖网上注册了一个帐号,<br/>这是石家庄石家庄外卖网的一个激活链接，<a href=http://www.sjzwm.cn/userjh.aspx?jihuo=" + jh + "&username=" + uname + " target=_blank>点击激活帐号</a>";
SendSMTPEMail("smtp." + emailserver[1], myemail, mypwd, Txtname.Text, emailtitle, emailcontent);
}
catch { }
sql = "insert into userinfo (username,pwd,sex,age,phone,address,hasjf,jihuo) ";
sql += " values ('" + uname + "','" + pwd + "','" + sex + "','" + age + "','" + phone + "','" + address + "',20,0)";
int i = db.getExeSQL(sql);
if (i > 0)
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('注册成功!请查看您的邮箱，点击激活帐号');window.location='Hylogin.aspx';</script>");
// Response.Redirect("Hylogin.aspx");
}
else
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('注册失败！');</script>");
}
}
}
else
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('验证码错误!');</script>");
}
}
else
{
Response.Write("<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Transitional//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd'>");
Response.Write("<script language=javascript>alert('请刷新验证码!');</script>");
}
}
/*
第一个参数如果是163邮箱就写smtp.163.com
第二个参数发件人的帐号
第三个参数发件人密码
第四个参数收件人帐号
第五个参数主题
第六个参数内容.
*/
public void SendSMTPEMail(string strSmtpServer, string strFrom, string strFromPass, string strto, string strSubject, string strBody)
{
System.Net.Mail.SmtpClient client = new SmtpClient(strSmtpServer);
client.UseDefaultCredentials = false;
client.Credentials =
new System.Net.NetworkCredential(strFrom, strFromPass);
client.DeliveryMethod = SmtpDeliveryMethod.Network;
System.Net.Mail.MailMessage message =
new MailMessage(strFrom, strto, strSubject, strBody);
message.BodyEncoding = System.Text.Encoding.UTF8;
message.IsBodyHtml = true;
client.Send(message);
}
}
--------------------编程问答-------------------- 我先自己顶起！！！！！！ --------------------编程问答-------------------- 我再顶起。。。。。。。。。。。。。。。。高手来吧 。拜托
补充：.NET技术 , C#
