C#.NET发送EMAIL的几种方法

L,sO{4pU\-p0T0C#.NET发送EMAIL的常用几种方法 MailMessage/SmtpClient/CDO.Message51Testing软件测试网tO*QlSt

using System;51Testing软件测试网,?Ba2be!N%oCm
using System.Collections.Generic;
d^ Zy(Z/]g*t*S0using System.Text;
'l*o.o @E+cCnk0using System.Web;51Testing软件测试网'dQ#o[%T/g$I
using System.Net.Mail;51Testing软件测试网S3S8N"A1ws9C k$Z zS)z
using System.Net;

][}$]0`b6J0namespace Pub.Class51Testing软件测试网4bct
_yu7Q|
{51Testing软件测试网q9].|?F
    /// <summary>
-Y9\/yAW1ii,hK4z'MtT0    /// 发送Email类51Testing软件测试网 SI@P)r
    /// </summary>
-h-U7Y8vm R9L${#N0    public class Email
j3kr)| ~Z0    {51Testing软件测试网 G an5Yib
        #region 私有成员
#SVhG$n~ [7ec0        private static object lockHelper = new object();
igNAr0        private string _From;
g&[p:EEH1ZAd0        private string _FromEmail;51Testing软件测试网;f3Y3a2n0I!I
        private string _Subject;
s-cPB%gA'?uA{0        private string _Body;51Testing软件测试网K"bJ ^$~G'`}8[ X
        private string _SmtpServer;51Testing软件测试网&_}j
aF#IC/p
        private string _SmtpPort = "25";
` [2_+pAvBZ0        private string _SmtpUserName;51Testing软件测试网1mB;a2Z)hsH/Qeq
        private string _SmtpPassword;
%x2` b6`
t
dyA%P.]2n/B:A0        private System.Web.Mail.MailFormat _Format = System.Web.Mail.MailFormat.Html;
} ]}%X}1\[$p@0        private System.Text.Encoding _Encoding = System.Text.Encoding.Default;51Testing软件测试网
jmyzx&v*x(F5kH
        #endregion51Testing软件测试网%^QPP"` I)~0Y,U?z

        #region 属性
?1R,p:zE$T M9ow-O0        /// <summary>51Testing软件测试网s&k%` M
@8M%G
        /// 正文内容类型
`"Ia3Zd{ \0        /// </summary>51Testing软件测试网7_7`Y)da`X,V
        public System.Web.Mail.MailFormat Format { set { _Format = value; } }51Testing软件测试网7k5AM)@G
        /// <summary>
9_l0j{S6X)u?-d0        /// 正文内容编码
5b$A5BFZ0W^Nh0        /// </summary>51Testing软件测试网|$Lj1w,RDgV
        public System.Text.Encoding Encoding { set { _Encoding = value; } }51Testing软件测试网|(\#Q~:Kb]
        /// <summary>
S:Z8qF'bS0        /// FromEmail 发送方地址(如test@163.com)51Testing软件测试网f6bTM7B;V8Z8G
        /// </summary>51Testing软件测试网 e{1l7B-F0yR(vI
        public string FromEmail { set { _FromEmail = value; } }
*{*r Y9ACDn?WN0        /// <summary>51Testing软件测试网K]dZ&Y5i"s&jm4s
        /// From51Testing软件测试网`MVNl"XS
        /// </summary>51Testing软件测试网)mg pyV*iR
        public string From { set { _From = value; } }
Io3]{ d}9_5t,m&m0        /// <summary>
'e!c7B#m#l3pn0        /// 主题51Testing软件测试网%Di``#S}
        /// </summary>51Testing软件测试网8]6@ d6QLs#K3v
        public string Subject { set { _Subject = value; } }51Testing软件测试网 wghlq|H
        /// <summary>
8z%I T{ER7bO!z2k0        /// 内容
*j|+pf WGfh0        /// </summary>
'~/yY^!p\B(x0        public string Body { set { _Body = value; } }51Testing软件测试网R+P e p:w^
q5E"D
        /// <summary>
.G-dvSPF_5OC0        /// SmtpServer
|\
O/mlu&To/j#J5T0        /// </summary>51Testing软件测试网)b6F2f y3RU"V
        public string SmtpServer { set { _SmtpServer = value; } }51Testing软件测试网Uu"N7C6^Q+z*Z a
        /// <summary>51Testing软件测试网X8?Eu#y
        /// SmtpPort51Testing软件测试网@9@#qD@HF k3D
        /// </summary>
/L(q}1g,W \$Z7P)x0        public string SmtpPort { set { _SmtpPort = value; } }
.r9Bd9~D3v3s#y)z0        /// <summary>51Testing软件测试网_UnL_!U7U
        /// SmtpUserName
Wz+k4lI4UFi i0        /// </summary>51Testing软件测试网
w0z{x2FI3ry~8~
        public string SmtpUserName { set { _SmtpUserName = value; } }51Testing软件测试网)k}pe)Hp#X8{$Z
        /// <summary>51Testing软件测试网*H!]qz.F1P-T
        /// SmtpPassword
S*[*Btt/b#b#~0        /// </summary>51Testing软件测试网X
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        public string SmtpPassword { set { _SmtpPassword = value; } }
y!X;a{"V?0        #endregion

0T3V!W1?\ck0        #region 构造器
'A$` c/jXI0        /// <summary>51Testing软件测试网(ugdvq
        /// 构造器51Testing软件测试网A|)On-r
        /// </summary>51Testing软件测试网2mwI.C3d0vbk-b
        public Email() { }
`#G@$Ho2bKv0        #endregion

5c5Qa H,o5rB0        #region Send
2{ @6U7u:Z*e0        /// <summary>51Testing软件测试网 Td%si9ow"r$?o!`
        /// 发送EMAIL51Testing软件测试网+GJ&o]'r7H"a
        /// </summary>
K ^ f$pXg7W0        /// <example>
0[n.oYra1I0        /// <code>
HTn ^/GC0        ///     Email _Email = new Email();
!IBoR.B#E,x0        ///     _Email.FromEmail = "test@163.com";51Testing软件测试网A a*Y_S~"y"d+x
        ///     _Email.Subject = "&lt;div>aaaa&lt;/div>";
cGD1CJ/V`1Ta0        ///     _Email.Body = "aaaaaaaaaaaaa";
PwF'DO`}0q(X3c0        ///     _Email.SmtpServer = "smtp.163.com";
M[%kcT"}S4vi0        ///     _Email.SmtpUserName = "aaa";
o-j/wp!yAEV tR0        ///     _Email.SmtpPassword = "aaa";
+BrP"k8z0        ///     _Email.Send("test@163.com");51Testing软件测试网vVq L:Y.}sj
        /// </code>51Testing软件测试网)Ama|x)^%\w
        /// </example>51Testing软件测试网'j/?(_Ez`sL}
        /// <param name="toEmail">收信人 接收方地址</param>
&Sw
e:V5?] mUw;U0        /// <returns>成功否</returns>51Testing软件测试网n8I LaDx4hb
        public bool SmtpMailSend(string toEmail) {51Testing软件测试网0J!tn:WN*fXNB*_
            lock (lockHelper) {51Testing软件测试网\!q p?}(iSi
                System.Web.Mail.MailMessage msg = new System.Web.Mail.MailMessage();51Testing软件测试网&y'HW%Z;T7?
                try {51Testing软件测试网w [o$q p~
                    msg.From = _FromEmail;//发送方地址(如test@163.com)51Testing软件测试网 cl:s$|6b
                    msg.To = toEmail;//接收方地址
dFBQ2e2dW,yC8a0                    msg.BodyFormat = _Format;//正文内容类型51Testing软件测试网$}c,q5c~\8C;j;e'[
                    msg.BodyEncoding = _Encoding;//正文内容编码51Testing软件测试网 it.B:V3`$[W A%Kw
                    msg.Subject = _Subject;//主题51Testing软件测试网9JH6Q4XG1^S3n[:u#M
                    msg.Body = _Body;//内容51Testing软件测试网 @U5ObOco1b
                    msg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpauthenticate", "1");//设置为需要用户验证51Testing软件测试网b*s I,U+DA
                    if (!_SmtpPort.Equals("25")) msg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/smtpserverport", _SmtpPort);//设置端口
&g"p'@8|:C/V0                    msg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendusername", _SmtpUserName);//设置验证用户名51Testing软件测试网^s"d#b2M C
                    msg.Fields.Add("http://schemas.microsoft.com/cdo/configuration/sendpassword", _SmtpPassword);//设置验证密码
3]2rJhY0E
v0                    System.Web.Mail.SmtpMail.SmtpServer = _SmtpServer;//邮件服务器地址(如smtp.163.com)51Testing软件测试网vb3jpCc
                    System.Web.Mail.SmtpMail.Send(msg);//发送
G WC*F!qU%jf;`0                    return true;51Testing软件测试网S#O2w*hS)w"^y%t"m
                } catch { } finally {
,M%M$QF9U0                   51Testing软件测试网Mh.wTf
                }
1e9B6igR/O;lK9s0            }51Testing软件测试网4L8w7kmF6?
            return false;51Testing软件测试网/`)e+DD(R+AD,XG
        }51Testing软件测试网.L&C2O6KvQoA'D

        /// <summary>
'` HJs$D6uTK0        /// 发送EMAIL51Testing软件测试网MI_zM*fV"C
        /// </summary>
,Q$lg&N{#@0        /// <param name="toEmail">Email</param>51Testing软件测试网WMM#q)\'@m{K9d8X#k
        /// <returns>是否成功</returns>

n!gQTf/B |0        public bool CDOMessageSend(string toEmail) {51Testing软件测试网ix#i|7J&_yWG(o)B
            lock (lockHelper) {51Testing软件测试网XJ4Ne{&_
                CDO.Message bjMail = new CDO.Message();
WQ/\ }+qJc0                try {
5eH
U(_8~Viw0                    objMail.To = toEmail;51Testing软件测试网M-a(P/K*]
                    objMail.From = _FromEmail;51Testing软件测试网$Pef8B]?1a
                    objMail.Subject = _Subject;51Testing软件测试网b`i*Ea
                    if (_Format.Equals(System.Web.Mail.MailFormat.Html)) objMail.HTMLBody = _Body; else objMail.TextBody = _Body;51Testing软件测试网A$Il,QS
                    //if (!_SmtpPort.Equals("25")) objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpserverport"].Value= _SmtpPort; //设置端口51Testing软件测试网 l
I/^:a-J-U
                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpserver"].Value= _SmtpServer;51Testing软件测试网 _;H&{3U6HL Ey:X})au
                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/sendusing"].Value= 1;
:c,fj&l,}0                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpconnectiontimeout"].Value= 10;
h/N\HH{D3RH0                    objMail.Configuration.Fields.Update();51Testing软件测试网8At+DCu'yw
                    objMail.Send();
2Z1F;~+y/tt0                    return true;51Testing软件测试网}'g@ I1c|
                } catch {} finally{
tu b!l M ~Y0                   51Testing软件测试网)H X5s\"{MW
                }51Testing软件测试网hrn"|$P{
                System.Runtime.InteropServices.Marshal.ReleaseComObject(objMail);
3gl n(j2_1| v,sW0                bjMail = null;
4b;nZrH)ef As"U&zY0            }
hZQ c
xckz9n/i0            return false;51Testing软件测试网;Hn+K@]0t
        }
+Bpp)Y wY
`b5j0        /// <summary>
W4ocwa4NG\Cl0        /// CDOMessageSend
+][A6oN w8u'G/_ y5^-A0        /// </summary>51Testing软件测试网s2QN%j;u&^
        /// <param name="toEmail"></param>
r9q2a+Q6^6pIen0        /// <param name="sendusing"></param>
2G\ Z.}$M,K M_0        /// <returns></returns>
!N"_:J%[L\ k8{0        public bool CDOMessageSend(string toEmail,int sendusing) {51Testing软件测试网bso&[+k
            lock (lockHelper) {51Testing软件测试网:o;Fa?,g.@o
                CDO.Message bjMail = new CDO.Message();
}4x7G8OQ
? TZx0                try {

@XY"wg2P!a-|0                    objMail.To = toEmail;51Testing软件测试网L'rTNn*L/XB
                    objMail.From = _FromEmail;51Testing软件测试网E,U5jbZ)cv%J
                    objMail.Subject = _Subject;51Testing软件测试网{l$wP8HUK d
                    if (_Format.Equals(System.Web.Mail.MailFormat.Html)) objMail.HTMLBody = _Body; else objMail.TextBody = _Body;51Testing软件测试网 U.gA:uz;V#}m
                    if (!_SmtpPort.Equals("25")) objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpserverport"].Value= _SmtpPort; //设置端口
(TG.M8Kk@w0                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpserver"].Value= _SmtpServer;51Testing软件测试网`nw9]s5A
                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/sendusing"].Value= sendusing;51Testing软件测试网actwv C*H9TPA
                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/sendemailaddress"].Value= _FromEmail;51Testing软件测试网P8Dq)Z/tl I|
                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpuserreplyemailaddress"].Value= _FromEmail;51Testing软件测试网{*by+@qd#u
                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpaccountname"].Value= _SmtpUserName;51Testing软件测试网9uY2T-Uar)k
                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/sendusername"].Value= _SmtpUserName;
+V5L],u6|;mJ]:AF:FV0                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/sendpassword"].Value= _SmtpPassword;
yP*{ H6e!O4?)p0                    objMail.Configuration.Fields["http://schemas.microsoft.com/cdo/configuration/smtpauthenticate"].Value=1;   

M-{1qu'N
w'c/m0                    objMail.Configuration.Fields.Update();51Testing软件测试网*ePZ8zR5H7Q?
                    objMail.Send();
1b
e;S_f0                    return true;51Testing软件测试网"d'nH6x8RzK
                } catch { } finally{51Testing软件测试网A?;N0wD*n]y
                   
})HyZ7n0                }
"vIvUh|a.U B0                System.Runtime.InteropServices.Marshal.ReleaseComObject(objMail);51Testing软件测试网(Dt/d(yX#R5n/v
                bjMail = null;
5]CH:PrG.Sd0            }51Testing软件测试网 Z2D u$BYJ5u'KT
            return false;51Testing软件测试网3M0G\'x-J
_
        }51Testing软件测试网#E,A&{K\N&bEf
        /// <summary>
6vA3A5K4V|N;bw0        /// SmtpClientSend51Testing软件测试网6[?P0k q:Z| dL
        /// </summary>
g tWsN9{0        /// <param name="toEmail"></param>51Testing软件测试网%}|(U*U}}4s``Pn
        /// <returns></returns>
-Yfm$Zj+Ah
M$d0        public bool SmtpClientSend(string toEmail) {
1\k n;I.q}D0            lock (lockHelper) {
.wQ/emF"o0                System.Net.Mail.MailMessage message = new MailMessage(_FromEmail, toEmail, _Subject, _Body);
xV"s+pQ{!U$Rl0                message.SubjectEncoding = _Encoding;
]2F^!a$}nSWm0                message.BodyEncoding = _Encoding;51Testing软件测试网~Q&v"R({J
Qp
                message.IsBodyHtml = true;
(eM:Bf8E#o&|_$[0                message.Priority = MailPriority.High;51Testing软件测试网_0],X"l3@E

                SmtpClient client = new SmtpClient(_SmtpServer);51Testing软件测试网 gJe$u5ag6{:B]
                client.UseDefaultCredentials = false;
'F,n8z!Ewt0                client.Credentials = new NetworkCredential(_SmtpUserName, _SmtpPassword);51Testing软件测试网!Z&m,e1f&O2IX
                client.DeliveryMethod = SmtpDeliveryMethod.Network;51Testing软件测试网/x|D|h]!m
                client.Port = Str.ToInt(_SmtpPort, 587);51Testing软件测试网zR H`vM
                client.EnableSsl = true;51Testing软件测试网 zLV y_
                try {51Testing软件测试网u8J,K*O\0Z L+Q S/Q
                    client.Send(message);
9f*yr|8A0                } catch {

Q7yg&Vl1l0                    return false;
8mA({j"ci/B.b@ F0                }
BR1_[2?"e0                return true;
O8c*|+wN-hMp0            }51Testing软件测试网"J(]p
ky5^ O2\)oEy
        }

        #endregion
2oL1cLa#M0    }
bv8{%gw6v$x7L7[0}51Testing软件测试网^+w/q"`C,j;|%R!{