asp.net发邮件的几种方法小结

public class SendMail
...{
    public SendMail()
    ...{

    }

    private string _host;

    /**//// <summary>
    /// 服务器地址
    /// </summary>
    public string Host
    ...{
        get ...{ return _host; }
        set ...{ _host = value; }
    }

    private int _port;

    /**//// <summary>
    /// 服务器端口
    /// </summary>
    public int Port
    ...{
        get ...{ return _port; }
        set ...{ _port = value; }
    }

    private string _smtpUsername;

    /**//// <summary>
    /// 发送人邮箱用户名
    /// </summary>
    public string SmtpUsername
    ...{
        get ...{ return _smtpUsername; }
        set ...{ _smtpUsername = value; }
    }

    private string _sendemail;

    /**//// <summary>
    /// 发送人邮箱帐号（只接收加密串，发邮件时解密）
    /// </summary>
    public string SendEmail
    ...{
        get
        ...{
            return _sendemail;
        }
        set ...{ _sendemail = value; }
    }

    private string _replyToEmail;
    /**//// <summary>
    /// 回复人邮箱账号
    /// </summary>
    public string ReplyToEmail
    ...{
        get ...{ return _replyToEmail; }
        set ...{ _replyToEmail = value; }
    }

    private string _replyUserName;
    /**//// <summary>
    /// 回复人用户名
    /// </summary>
    public string ReplyUserName
    ...{
        get ...{ return _replyUserName; }
        set ...{ _replyUserName = value; }
    }

    private string _getemail;

    /**//// <summary>
    /// 收件人邮箱帐号
    /// </summary>
    public string GetEmail
    ...{
        get ...{ return _getemail; }
        set ...{ _getemail = value; }
    }

    private string _smtpPassword;
    /**//// <summary>
    /// 发送人邮箱密码（只接收加密串，发邮件时解密）
    /// </summary>
    public string SmtpPassword
    ...{
        get ...{ return _smtpPassword; }
        set ...{ _smtpPassword = value; }
    }

    private string _content;
    /**//// <summary>
    /// 邮件内容
    /// </summary>
    public string Content
    ...{
        get ...{ return _content; }
        set ...{ _content = value; }
    }

    private string _title;
    /**//// <summary>
    /// 邮件标题
    /// </summary>
    public string Title
    ...{
        get ...{ return _title; }
        set ...{ _title = value; }
    }

    private string[] _cc = null;
    /**//// <summary>
    /// 抄送邮箱
    /// </summary>
    public string[] cc
    ...{
        get ...{ return _cc; }
        set ...{ _cc = value; }
    }

    private string[] _bcc = null;
    /**//// <summary>
    /// 密送邮箱
    /// </summary>
    public string[] bcc
    ...{
        get ...{ return _bcc; }
        set ...{ _bcc = value; }
    }

    /**//// <summary>
    ///发送邮件
    /// </summary>
    /// <returns>返回是否成功</returns>
    public bool Send()
    ...{
        try
        ...{
            MailMessage objMailMessage;
            objMailMessage = new MailMessage(SendEmail, _getemail, _title, _content);
            if (!string.IsNullOrEmpty(_replyToEmail) && !string.IsNullOrEmpty(_replyUserName))
            ...{
                MailAddress reply = new MailAddress(_replyToEmail, _replyUserName);
                objMailMessage.ReplyToList.Add(reply);
            }
            objMailMessage.BodyEncoding = Encoding.GetEncoding(936);
            objMailMessage.IsBodyHtml = true;
            if (cc != null && cc.Length > 0)
            ...{
                foreach (string ccAddress in cc)
                ...{
                    objMailMessage.CC.Add(new MailAddress(ccAddress));
                }
            }
            if (bcc != null && bcc.Length > 0)
            ...{
                foreach (string bccAddress in bcc)
                ...{
                    objMailMessage.Bcc.Add(new MailAddress(bccAddress));
                }
            }

            SmtpClient client = new SmtpClient(this._host, this._port);
            if (!String.IsNullOrEmpty(this.SmtpUsername) && !String.IsNullOrEmpty(this.SmtpPassword))
            ...{
                client.Credentials = new NetworkCredential(this.SmtpUsername, this.SmtpPassword);
            }
            client.EnableSsl = false;

            client.Send(objMailMessage);
            objMailMessage.Dispose();
            return true;
        }
        catch
        ...{
            return false;
        }
    }
}