<?php
$start=time();
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title></title>
</head>
<body>
<?php
for($i=0;$i<=10000000;$i++) {
$ip.=$i;
}
$end = time();
echo '<hr><br>Вашата заявка се изпълни за : '.$a=$end-$start.' seconds<hr>';
?>
</body>
</html>