<?php

use PHPMailer\PHPMailer\PHPMailer; use PHPMailer\PHPMailer\SMTP;
use PHPMailer\PHPMailer\Exception; require 'vendor/autoload.php';

if($_SERVER['REQUEST_METHOD'] == 'POST')
{
$mail = new PHPMailer(true);    

try {        
//Server settings        
$mail->SMTPDebug = SMTP::DEBUG_SERVER;                      //Enable verbose debug output        
$mail->isSMTP();                                            //Send using SMTP        
$mail->Host       = 'in-v3.mailjet.com';                     //Set the SMTP server to send through        
$mail->SMTPAuth   = true;                                   //Enable SMTP authentication        
$mail->AuthType = 'LOGIN';        
$mail->Username   = 'API KEY';                     //SMTP username        
$mail->Password   = 'SECRET KEY';                               //SMTP password        
$mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;            //Enable implicit TLS encryption        
$mail->Port       = 587;                                    //TCP port to connect to; use 587 if you have set `SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS`        

//Recipients        
$mail->setFrom($_POST["email"]);        
$mail->addAddress('MY EMAIL ADDRESS');     //Add a recipient        
//$mail->addAddress('MY EMAIL ADDRESS');               //Name is optional        
//$mail->addReplyTo('info@example.com', 'Information');        
//$mail->addCC('cc@example.com');        
//$mail->addBCC('bcc@example.com');        

//Attachments        
//$mail->addAttachment('/var/tmp/file.tar.gz');         //Add attachments        
//$mail->addAttachment('/tmp/image.jpg', 'new.jpg');    //Optional name        

//Content        
$mail->isHTML(true);                                  //Set email format to HTML        
$mail->Subject = $_POST["subject"];        
$mail->Body    = $_POST["msg"];        
$mail->AltBody = $_POST["msg"];        
$mail->send();        
echo 'Message has been sent';        

//header("Location: ./");    
}

catch (Exception $e)
{        
echo "Message could not be sent. Mailer Error: {$mail->ErrorInfo}";
}
}​