邮件发送_文本发送

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Net.Mail;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Forms;



namespace MyMail

{

    public partial class Form1 : Form

    {

        public string smtp = "smtp.163.com";//这个是163的格式。

        public string from = "[email protected]";//发件人邮箱

        public string pwd = "fromMailPwd";//发件人密码

        public string to = "[email protected]";//邮件接收人

        public string subject = "测试";//邮件标题

        public string body = "内容11111111111" +System.DateTime.Now;//邮件内容



        public Form1()

        {

            InitializeComponent();

        }



        private void btnSend_Click(object sender, EventArgs e)

        {

            SendMail2();

        }



        public void SendMail2()

        {

            //创建smtpclient对象

            System.Net.Mail.SmtpClient client = new SmtpClient();

            client.Host = smtp;

            client.UseDefaultCredentials = false;

            client.Credentials = new System.Net.NetworkCredential(from, pwd);

            client.DeliveryMethod = SmtpDeliveryMethod.Network;



            //创建mailMessage对象 

            System.Net.Mail.MailMessage message = new MailMessage(from, to);

            message.Subject = subject;

            //正文默认格式为html

            message.Body = body;

            message.IsBodyHtml = true;

            message.BodyEncoding = System.Text.Encoding.UTF8;            



            try

            {

                client.Send(message);                

            }

            catch (Exception ex)

            {

               

            }

        }

    }

}