using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Net;
using System.Net.Mail;
namespace WindowsFormsApplication1
{
public partial class Form3 : Form
{
public Form3()
{
InitializeComponent();
}
private void button1_Click(object sender, EventArgs e)
{
//设置要调用的发送邮件的服务器
SmtpClient smtp = new SmtpClient("smtp.sina.cn");
//创建发信人对象
MailAddress from = new MailAddress(textBox1.Text);
//创建收信人对象
MailAddress to = new MailAddress(textBox2.Text);
//要发送的邮件对象,包含4个内容需要填充
MailMessage mail = new MailMessage(from, to);
//设置邮件的标题
mail.Subject = textBox3.Text;
//设置邮件的主体正文内容
mail.Body = textBox4.Text;
//创建发件人身份验证凭证
NetworkCredential cred = new NetworkCredential(textBox1.Text, textBox5.Text);
//将凭证证书绑定到服务端对象上,一并发送出去
smtp.Credentials = cred;
//此服务器对象执行发送邮件功能
smtp.Send(mail);
}
}
}