SHELL

require php mailer

composer require phpmailer/phpmailer

how to setup php mailer

<?php
    include "emails/PHPMailer/PHPMailerAutoload.php"; 
	//or just include the php mailer class 
    //Create a new PHPMailer instance
    $mail = new PHPMailer(); 

    $mail->IsSMTP(); 
    $mail->SMTPDebug = 1; 
    $mail->SMTPAuth = true; 
    $mail->SMTPSecure = 'ssl'; 
    $mail->Host = "smtp.gmail.com";
	/*
    
    you also need to set the `allow less secure app` = ON 
    in your gmail account which you want to use here 
    :) 
    on then you will be able to send the emails from your account
    using phpMailer
    
    */
    $mail->Port = 465; 
    $mail->IsHTML(true);
    //Username to use for SMTP authentication
    $mail->Username = "@gmail.com";
    $mail->Password = "";
    //Set who the message is to be sent from
    $mail->setFrom('mzubim@gmail.com', 'Zubair Mushtaq');
    //Set an alternative reply-to address
    $mail->addReplyTo('replyto@gmail.com', 'Secure Developer');
    //Set who the message is to be sent to
    $mail->addAddress('abulogics@gmail.com', 'Abulogicss');
    //Set the subject line
    $mail->Subject = 'PHPMailer SMTP test';
    //Read an HTML message body from an external file, convert referenced images to embedded,
    //convert HTML into a basic plain-text alternative body
    $mail->msgHTML("convert HTML into a basic plain-text alternative body");
    //Replace the plain text body with one created manually
    $mail->AltBody = 'This is a plain-text message body';

    //send the message, check for errors
    if (!$mail->send()) {
        echo "Mailer Error: " . $mail->ErrorInfo;
    } else {
        echo "Message sent!";
    }

php mailer

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

//Load Composer's autoloader
require '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}";
}