using Microsoft.Exchange.WebServices; using Microsoft.Exchange.WebServices.Data; private void SendEmail() { ExchangeService service = new ExchangeService(); // 獲取身份驗證, 可以嘗試你的郵箱名, 域用戶ID等 // user: 登錄用戶名，郵箱登錄ID或者域登錄ID // password：你懂的 // domain：域，不是域名，域用戶的的話就得填這個，選填 service.Credentials = new NetworkCredential("user", "password", "domain"); service.TraceEnabled = true; service.AutodiscoverUrl("zhangsan@yuming.com"); // 這個是發(fā)件然的郵箱地址，完整的(xx@dd.com). EmailMessage message = new EmailMessage(service); message.Subject = "Email的主題"; message.Body = "Email的內(nèi)容"; message.ToRecipients.Add("收件人的郵件地址"); message.Save(); message.SendAndSaveCopy();// 發(fā)送 }