C#调用Outlook发送邮件实例

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Net.Mail;
using System.Net;
using Outlook = Microsoft.Office.Interop.Outlook;

namespace Common
{   
   public class MailHelper
    {  
        public static void SendMail() 
        {
            Outlook.Application olApp = new Outlook.Application();
            Outlook.MailItem mailItem = (Outlook.MailItem)olApp.CreateItem(Outlook.OlItemType.olMailItem);
            mailItem.To = "abc@163.com";
            mailItem.Subject = DateTime.Now.ToString("yyyyMMdd") + "_报表";
            mailItem.BodyFormat = Outlook.OlBodyFormat.olFormatHTML;

            string cOntent= "附件为" + DateTime.Now.ToString("yyyyMMdd") + " 数据，请查阅，谢谢！";
            content = "各收件人，
 
请重点关注以下内容：
 
" + content + "
 


此邮件为系统自动邮件通知，请不要直接进行回复！谢谢。";
            content = content + "
\r\n                                    
Best Regards!\r\n                                    
\r\n                                    
          \r\n                                    
==============================================\r\n                               \r\n                                    
\r\n                                    
\r\n                \r\n             ===============================================";


            mailItem.HTMLBody = content;
            mailItem.Attachments.Add(@"c:\test.rar");
            ((Outlook._MailItem)mailItem).Send();
            mailItem = null;
            olApp = null;
        }
    }
}