hash

<?php

Date_Default_Timezone_Set('UTC');
ini_set('error_reporting', E_ALL | E_NOTICE | E_STRICT | E_DEPRECATED);
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
ini_set('memory_limit', '768M');

header('Content-Type: text/plain');

$data = '';
$file = file_get_contents('5321-903_OMNIKEY_Contactless_Developer Guide.pdf');



$time = microtime(true);



$data = str_repeat($file,99);
$hash = base64_encode(pack('H*',(md5($data.$data))));

echo(microtime(true)-$time);
echo("\n");

echo($hash);
echo("\n");

?>