- mt_rand: documentation ( source)
<?php
$personen = array(
array('name' => 'Hans', 'salt' => 856412),
array('name' => 'Martin', 'salt' => 215863)
);
for($i = 0, $groesse = count($personen); $i < $groesse; ++$i) {
echo $personen[$i]['salt'] = mt_rand(000000, 999999);
}
?>