phpmail.php

<?php
//Import PHPMailer classes into the global namespace
//These must be at the top of your script, not inside a function
use PHPMailer\PHPMailer\PHPMailer;
use PHPMailer\PHPMailer\SMTP;
use PHPMailer\PHPMailer\Exception;

//Load Composers autoloader
require PHPMailer-master/vendor/autoload.php;

//Create an instance; passing `true` enables exceptions
$mail = new PHPMailer(true);

try {
    //Server settings
    $mail->SMTPDebug = SMTP::DEBUG_SERVER;                      //Enable verbose debug output
    $mail->isSMTP();                                            //Send using SMTP
    $mail->Host       = smtp.example.com;                     //Set the SMTP server to send through
    $mail->SMTPAuth   = true;                                   //Enable SMTP authentication
    $mail->Username   = user@example.com;                     //SMTP username
    $mail->Password   = secret;                               //SMTP password
    $mail->SMTPSecure = PHPMailer::ENCRYPTION_SMTPS;            //Enable implicit TLS encryption
    $mail->Port       = 465;                                    //TCP port to connect to; use 587 if you have set `SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS`

    //Recipients
    $mail->setFrom(from@example.com, Mailer);
    $mail->addAddress(joe@example.net, Joe User);     //Add a recipient
    $mail->addAddress(ellen@example.com);               //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 = Here is the subject;
    $mail->Body    = This is the HTML message body <b>in bold!</b>;
    $mail->AltBody = This is the body in plain text for non-HTML mail clients;

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