<?php

/*foreach($_SERVER as $key => $value) {
    echo $key . " === " . $value . "<br>";
}*/

//echo $_SERVER["HTTP_X_API_KEY"];

//$string = '{"user":"marc", "auth":true}';
//$secret = "281361f952279bd9530734c67ed04aed2756f0fe00cb998cd6c28324f491484c";

//echo "Hash: " . hash_hmac("sha256", $string, $secret);

//echo "Decode: " . hash_equals($string, $secret);

print_r(PDO::getAvailableDrivers());