C#发送邮件

using System;
using System.Collections;
using System.Text;
using System.Net;
using System.Net.Mail;
namespace NetMailSend
{
   class Programe
   {
       /// <summary>
       /// C#发送邮件需要使用命名空间System.Net.Mail
       /// 同时会使用到MailMessage和SmtpClient两个类
       /// </summary>
       /// <param name="args"></param>
       public static void Main(string[] args)
       {  
           //mail message
           //实例化MailMessage,调用有参构造，传入发送者和接受者的邮箱地址，发送者不是是gmail邮箱
           MailMessage myMail = new MailMessage("zxx1978@gmail.com","479224006@qq.com");
           
           myMail.Subject = "Test";   //邮件标题           
           myMail.Body = "You are<br> successed.";    //邮件内容
           //设置邮件的优先级别（必写）
           myMail.Priority = MailPriority.High;   
           //smtp client
           SmtpClient sender = new SmtpClient();
           sender.Host = "smtp.gmail.com";    //设置主机名称或IP地址
           sender.Port = 587;     //设置SMTP端口
           //设置发件人的邮箱和密码
           sender.Credentials = new NetworkCredential("zxx1978@gmail.com", "zhao1978");
           sender.EnableSsl = true;   //设置是否套用加密连接（必写）
           
           try
           {
               sender.Send(myMail);   //发送邮件
               Console.WriteLine("Success");
           }
           catch (Exception e)
           {
               Console.WriteLine("Failed.Exception:{0}", e.Message);
           }
           Console.Write("Press any key to quit...");
           Console.ReadKey();
       }
   }
}