asp.net jmail发送邮件代码

用jamil发送邮件要先下载jamil软件安装后才能使用，然后将jamil.dll复制到bin目录下添加引用 using System; using System.Data; using System.Data.SqlClient; using System.Configuration; using System.Web.Util; using System.Web.Mail; using System.Net.Configuration; namespace HotTiger.Web {     public class SendEmail     {         /// <summary>         /// 发送邮件         /// </summary>         /// <param name="mailtitle">标题</param>         /// <param name="mailcontent">内容</param>         /// <param name="MailTo">发送给谁，支持多个人同时发送,多个人用";"隔开</param>         /// <returns></returns>         public static bool Email(string mailtitle, string mailcontent, string MailTo)         {             try             {                 jmail.Message Jmail = new jmail.Message();                 String Subject = mailtitle;                 String body = mailcontent;                 String FromEmail = ConfigurationManager.AppSettings["mailName"];                 String ToEmail = MailTo;                 //Silent属性：如果设置为true,JMail不会抛出例外错误. JMail. Send( () 会根据操作结果返回true或false                 Jmail.Silent = true;                 //Jmail创建的日志，前提loging属性设置为true                 Jmail.Logging = true;                 //字符集，缺省为"US-ASCII"                 Jmail.Charset = "GB2312";                 //信件的contentype. 缺省是"text/plain"） : 字符串如果你以HTML格式发送邮件, 改为"text/HTML"即可。                 Jmail.ContentType = "text/HTML";                 //添加收件人                 string[] arraymail = MailTo.Split(';');                 for (int i = 0; i < arraymail.Length; i++)                 {                     Jmail.AddRecipientBCC(arraymail[i], "");                 }                 Jmail.From = FromEmail;                 //发件人邮件用户名                 Jmail.MailServerUserName = ConfigurationManager.AppSettings["mailUser"];                 //发件人邮件密码                 Jmail.MailServerPassWord = ConfigurationManager.AppSettings["mailPwd"];                 //设置邮件标题                 Jmail.Subject = Subject;                 //邮件内容                 Jmail.Body = body;                 //Jmail发送的方法                 Jmail.Send(ConfigurationManager.AppSettings["smtp"], false);                 Jmail.Close();                 return true;             }             catch             {                 return false;             }         }     } }      <!--邮箱配置web.config-->      <add key="smtp" value="smtp.sina.com"/>     <add key="mailUser" value="xxx"/>     <add key="mailPwd" value="xxx"/>     <add key="mailName" value="[email protected]"/>