simple 96 bits uuid

uuid.php

<?php

function uuid32() {
    return sprintf("%08X", rand(0, pow(2, 32)));
}


function uuid96() {
    $uuid = uuid32() . uuid32() . uuid32();
    $serial = "";
    foreach (str_split($uuid, 2) as $b) {
        $serial .= chr(hexdec($b));
    }
    return $serial;
}

print base64_encode(uuid96()) . "\n";