Sample PHPMailer

// Use composer to autoload PHPMailer or else require their integrated autoloader...

$data = (object) [
    'username' => 'your.email@gmail.com',
    'password' => 'generated_app_password'
];

$phpmailer = samplePHPMailer($data);

function samplePHPMailer ($credentials) {
    $mailer = new PHPMailer;
    $mailer->isSMTP();
    $mailer->SMTPDebug = 2;
    $mailer->Debugoutput = 'html';
    $mailer->SMTPOptions = [
        'ssl' => [
            'verify_peer'       => false,
            'verify_peer_name'  => false,
            'allow_self_signed' => true
        ]
    ];
    $mailer->Host = 'smtp.gmail.com';
    $mailer->Port = 587;
    $mailer->SMTPSecure = 'tls';
    $mailer->SMTPAuth = true;
    $mailer->Username = $credentials->username;
    $mailer->Password = $credentials->password;
    $mailer->setFrom($credentials->username, 'Inspot Gaming');
    $mailer->addReplyTo($credentials->username, 'Inspot Gaming');
    $mailer->addAddress('n.dvLden@gmail.com'); // send to whom...
    $mailer->Subject = 'Sample Test';
    $mailer->Body = 'This is sample non-HTML test...';
    $mailer->AltBody = 'Some alt body goes here...';

    return !$mailer->send()
        ? false
        : true;
}