把该引用的命名空间引用上，就能直接用了，单发短信已测试，群发未测试。
/// <summary> /// 单发Email
/// </summary> /// <param name="from">发信人地址</param> /// <param name="to">收信人地址</param> /// <param name="title">标题</param> /// <param name="body">内容</param> /// <returns></returns> public static string sendEmail(string to, string title, string body) { try { MailMessage m_message = new MailMessage();
m_message.From = new MailAddress("*@126.com");
m_message.To.Add(new MailAddress(to));
m_message.Subject = title;
m_message.Body = body;
SmtpClient m_smtpClient = createClient();
m_smtpClient.Send(m_message); return "发送成功"; } catch (Exception e) { return e.Message; } }
/// <summary> /// 群发Email
/// </summary> /// <param name="from">发信人地址</param> /// <param name="to">收信人地址列表</param> /// <param name="title">标题</param> /// <param name="body">内容</param> /// <returns></returns> public static string sendEmail(string[] to, string title, string body) { try { MailMessage m_message = new MailMessage();
m_message.From = new MailAddress("*@126.com");
foreach (string s in to) { m_message.To.Add(new MailAddress(s)); }
m_message.Subject = title;
m_message.Body = body;
SmtpClient m_smtpClient =createClient();
m_smtpClient.Send(m_message); return "发送成功"; } catch (Exception e) { return e.Message; } }
public static SmtpClient createClient() { SmtpClient smtp = new SmtpClient(); smtp.Host = "smtp.126.com"; smtp.Port = 25;
smtp.UseDefaultCredentials = true;//不能和帐号顺序颠倒，否则出错。 smtp.Credentials = new System.Net.NetworkCredential("*@126.com", "******"); return smtp; }
转载于:https://www.cnblogs.com/_zjl/archive/2011/04/07/2008074.html
相关资源：数据结构—成绩单生成器