$d1 = "2005-07-01";
$d2 = date("y-m-d");
$today=strtotime($d1);
$yesday=strtotime($d2);
$datet = getdate($today);
$datey = getdate($yesday);
$t1=$datet['yday'];
$t2=$datey['yday'];
echo $t0=$t2-$t1; // DAYS!11??!