Send email using .Net framework

This code will send email using .Net Framework.

Create email template: 

    Goto : Organization adminstration > Setup > E-mail templates.

Create E-mail template give E-mail ID, E-mail description, Default language, Sender name, Sender e-mail.

set the email body of above-created record.

Goto: E-mail message and set e-mail body as below.

static void SendEmployeesDataInEmail(Args _args)

{

    System.Net.Mail.MailMessage    mailMessage;

    System.Net.Mail.SmtpClient     smtpClient;

    SystemParameters               systemParameters;

    Email                          emailFrom, emailTo;

    SysEmailMessageTable           message;

    SysEmailId                     sysEmailId;

    EmployeeTable                  employeeTable;

    Map                            mappings;

    str                            subject, smtpServer, messageBody;

    systemParameters = SystemParameters::find();

    // Email template Id

    sysEmailId = 'Employees';         gfdgf

                                

    // Sender email address

    emailFrom = SysEmailTable::find(sysEmailId).SenderAddr;

    emailTo   = 'emplyee@outlook.com';

    mappings = new Map(Types::String, Types::String);

    // Table headers

    // this will replace variable with actual value.

    mappings.insert('empid',    'Employee Id');

    mappings.insert('empname',  'Employee Name');

    mappings.insert('location', 'Location');

    mappings.insert('email',    'Email Address');

    // Return SysEmailMessageTable e.g Email subject, email or template body

    message = SysEmailMessageTable::find(sysEmailId, SysEmailTable::find(sysEmailId).DefaultLanguage);

    // messageBody is a string type, message.Mail = Email template or body

    messageBody = SysEmailMessage::stringExpand(message.Mail , SysEmailTable::htmlEncodeParameters(mappings));

    while select EmpId, EmployeeName, Location, Email from employeeTable

    {

        // this will replace variable with actual value.

        mappings.insert('empid',    employeeTable.EmpId);

        mappings.insert('empname',  employeeTable.EmployeeName);

        mappings.insert('location', employeeTable.Location);

        mappings.insert('email',    employeeTable.Email);

        // Old body is concatinated with the new body, eg. Table header + first row or record of the table

        messageBody = messageBody + SysEmailMessage::stringExpand(message.Mail , SysEmailTable::htmlEncodeParameters(mappings));

    }

    smtpServer = SysEmaiLParameters::find(false).SMTPRelayServerName;

    mailMessage = new System.Net.Mail.MailMessage(emailFrom,emailTo);

    mailMessage.set_Subject(message.Subject);

    // Email body

    mailMessage.set_Body(messageBody);

    mailMessage.set_IsBodyHtml(true);

    smtpClient = new System.Net.Mail.SmtpClient(smtpServer);

    smtpClient.Send(mailmessage);

    mailMessage.Dispose();

    info('Email sent');

}