<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);

echo "<pre>";

echo "MAIL_TRANSPORT: " . getenv('MAIL_TRANSPORT') . "\n";
echo "SMTP_HOST: " . getenv('SMTP_HOST') . "\n";
echo "SMTP_PORT: " . getenv('SMTP_PORT') . "\n";
echo "SMTP_SECURE: " . getenv('SMTP_SECURE') . "\n";
echo "SMTP_USER: " . getenv('SMTP_USER') . "\n";
echo "SMTP_PASS: " . getenv('SMTP_PASS') . "\n";
echo "MAIL_FROM: " . getenv('MAIL_FROM') . "\n";
echo "MAIL_FROM_NAME: " . getenv('MAIL_FROM_NAME') . "\n";
echo "MAIL_REPLY_TO: " . getenv('MAIL_REPLY_TO') . "\n";
echo "MAIL_TO: " . getenv('MAIL_TO') . "\n";

echo "</pre>";

phpinfo();