function timeAgo

function timeAgo($time=""){
  $periods = array("detik", "menit", "jam", "hari", "minggu", "bulan", "tahun", "dekade");
   $lengths = array("60","60","24","7","4.35","12","10");

   $now = time();

       $difference     = $now - $time;
       $tense         = "yang lalu";

   for($j = 0; $difference >= $lengths[$j] && $j < count($lengths)-1; $j++) {
       $difference /= $lengths[$j];
   }

   $difference = round($difference);

   if($difference != 1) {
       $periods[$j].= "";
   }

   return $difference.' '.$periods[$j].' '.$tense;
}