<?

$iterations = 100000;

$starttime=time();
$i=1;
$sum=0;
while ($i<$iterations) {
  $sum = $sum+$i+$i*$i+($i*$i)/$i-$i;
  $i++;
}
$endtime=time();

$delta = $endtime-$starttime;

echo "Took $delta seconds, sum is $sum\n";
