asp.net C # send a message implementation (show sender name, recipient name)

Instance One Mailhelper

The code is as follows

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Using System; Using System.Collections.Generic; Using System.Text; Using System.Net.Mail; Using System.Net; Namespace Myquery.utils { <summary> Encapsulating Message Handling by Jia Shiyi 2011-6-3 </summary> public static Class Mailhelper { private static string smtphost = null; private static int smptport = 25; private static bool Smtpisusercredentials = FALSE; private static string smtpcredentialaccount = null; private static string smtpcredentialpassword = null; <summary> Set Send Message Parameters </summary> <param name= "host" &GT;SMTP server address or name </param> <param name= "Port" &GT;SMTP service port is typically 25</param> <param name= "Isusercredentials" > Need certification </param> <param name= "Account" > Need to authenticate users </param> <param name= "Password" > user's password when required for authentication </param> public static void Setparameters (string host, int port, bool isusercredentials, string account, string password) { SMTPHost = host; Smptport = port; Smtpisusercredentials = isusercredentials; Smtpcredentialaccount = account; Smtpcredentialpassword = password; } <summary> Set send message parameter fetch configuration </summary> private static void Setparameters () { if (String.IsNullOrEmpty (SMTPHost)) { SMTPHost = Webhelper.getappconfig ("SMTPHost"); Smptport = Datahelper.getintvalue (Webhelper.getappconfig ("Smptport"), 25); Smtpisusercredentials = constants.true_id. Equals (Webhelper.getappconfig ("smtpisusercredentials")); Smtpcredentialaccount = Webhelper.getappconfig ("Smtpcredentialaccount"); Smtpcredentialpassword = Webhelper.getappconfig ("Smtpcredentialpassword"); } } <summary> Send mail Send mail error does not throw exception </summary> <param name= "receivers" > Recipient </param> <param name= "title" > title/Subject </param> <param name= "Content" > Letter Contents </param> <param name= "Sender" > Sender empty Access system configuration </param> public static void SendMail (string receivers, string title, string content, string sender) { if (! String.IsNullOrEmpty (receivers)) { Initialization parameters Setparameters (); if (! String.IsNullOrEmpty (SMTPHost)) { Try { SmtpClient smtp = new SmtpClient (SMTPHost, Smptport); if (smtpisusercredentials) { Smtp. useDefaultCredentials = true; Smtp. Credentials = new NetworkCredential (Smtpcredentialaccount, Smtpcredentialpassword); } Smtp. Deliverymethod = Smtpdeliverymethod.network; if (String.IsNullOrEmpty (sender)) { sender = Smtpcredentialaccount; } foreach (String receiver in datahelper.getstrings (receivers)) { MailMessage msg = new MailMessage (sender, receiver, title, content); Msg. bodyencoding = Encoding.UTF8; Msg. subjectencoding = Encoding.UTF8; Msg. Isbodyhtml = true; Smtp. Send (msg); Msg. Dispose (); } } Catch {} } } } } }

Example Two SmtpClient

The code is as follows

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Creating SmtpClient Objects System.Net.Mail.SmtpClient client = new SmtpClient (); Client. Host = "smtp.163.com";//163 SMTP Server is smtp.163.com String from = "***@163.com"; string pwd = "password"; String Tomail = "* * @qq. com"; Client. useDefaultCredentials = false; Client. Credentials = new System.Net.NetworkCredential (from, PWD); Client. Deliverymethod = Smtpdeliverymethod.network; System.Text.Encoding Encoding = System.Text.Encoding.UTF8; String senderdisplayname = configurationmanager.appsettings["Senderdisplayname"];//This configuration is the sender's name to be displayed in the message String recipientsdisplayname = "Hao Yun";//This configuration is the recipient's name to be displayed in the message MailAddress mailfrom = new MailAddress (from, Senderdisplayname, encoding)//sender's email address, name, encoding UTF8 MailAddress mailto = new MailAddress (Tomail, Recipientsdisplayname, encoding);//Recipient mailbox address, name, encoding UTF8 Creating MailMessage objects System.Net.Mail.MailMessage message = new MailMessage (mailfrom, mailto); Message. Subject = "test Message title"; Text default format is HTML Message. BODY = "Test email content"; Message. Isbodyhtml = true; Message. bodyencoding = encoding; Message. subjectencoding = encoding; Message. headersencoding = encoding; Client. Send (message);