KirimEmail.php

<?php
defined('BASEPATH')or exit('no direct script access allowed');
class KirimEmail extends CI_Controller{
    function __construct(){
        parent::__construct();
        $this->load->library('MyPHPMailer');
    }
    function emailSend(){
        $fromEmail = "masfuadiiskandar337@gmail.com";
        $isiEmail = "ini adalah isi email";
        $mail = new PHPMailer();
        $mail->IsHTML(true);    // set email format to HTML
        $mail->IsSMTP();   // we are going to use SMTP
        $mail->SMTPAuth   = true; // enabled SMTP authentication
        $mail->SMTPSecure = "ssl";  // prefix for secure protocol to connect to the server
        $mail->Host       = "smtp.gmail.com";      // setting GMail as our SMTP server
        $mail->Port       = 465;                   // SMTP port to connect to GMail
        $mail->Username   = "masfuadiiskandar337@gmail.com";  // alamat email kamu
        $mail->Password   = "password gmail kamu";            // password GMail
        $mail->SetFrom('info@yourdomain.com', 'noreply');  //Siapa yg mengirim email
        $mail->Subject    = "Subjek email";
        $mail->Body       = $isiEmail;
        $toEmail = "email_tujuan@gmail.com"; // siapa yg menerima email ini
        $mail->AddAddress($toEmail);

        if(!$mail->Send()) {
            echo "Eror: ".$mail->ErrorInfo;
        } else {
            echo "Email berhasil dikirim";
        }
    }
}