Online PHP editor | refs for QmuOd

<?php $inizio = microtime(true); echo ' <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en"> <head> <title>Home</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link href="./style.css" rel="stylesheet" type="text/css" /> </head> <body>'; $rows = 20; $cols = 10; $x = 1; $sum=0; echo "<table>\n"; for($tr=1;$tr<=1000;$tr++){ for($td=1;$td<=400;$td++){ $x++; $temp=((($td*$tr)+$x)+(rand(-1000, 1000))+($x/$tr))/($x*$x); } $sum+=$temp; } for($tr=1;$tr<=$rows;$tr++){ echo "<tr> "; for($td=1;$td<=$cols;$td++){ $x++; echo "<th> ".$tr.$td." </th> "; } echo "</tr>\n"; } echo "</table>\n"; echo "<p>\n"; echo "<br />\n<br />\n<br />\n"; echo $sum."\n"; echo "<br />\n<br />\n<br />\n Tempo esecuzione: "; echo $tempo = microtime(true) - $inizio."\n </p>\n </body>\n </html>"; ?>