mailer_default.php

<?php
    use PHPMailer\PHPMailer\PHPMailer;
    use PHPMailer\PHPMailer\SMTP;
    use PHPMailer\PHPMailer\Exception;

    require 'PHPMailer/Exception.php';
    require 'PHPMailer/PHPMailer.php';
    require 'PHPMailer/SMTP.php';
    
    // Load Composer's autoloader
    // require 'vendor/autoload.php';
    
    // Instantiation and 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.gmail.com';                    // Set the SMTP server to send through
        $mail->SMTPAuth   = true;                                   // Enable SMTP authentication
        $mail->Username   = 'adityabisoi1999@gmail.com';                     // SMTP username
        $mail->Password   = '';                               // SMTP password
        $mail->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;         // Enable TLS encryption; `PHPMailer::ENCRYPTION_SMTPS` also accepted
        $mail->Port       = 587;                                    // TCP port to connect to
    
        //Recipients
        $mail->setFrom('from@example.com', 'Mailer');
        // $mail->addAddress('joe@example.net', 'Joe User');     // Add a recipient
        $mail->addAddress('burgerleo90@gmail.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}";
    }
?>