<!DOCTYPE html>
<html xmlns=”http://www.w3.org/1999/xhtml”>
<head>
<meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ />
<title>杨辉三角</title>
</head>
<body>
<?php
$mixnum = 1;
$maxnum = 10;
$tmparr[][] = array();
$tmparr[0][0] = 1;
for($i = 1; $i < $maxnum; $i++):
for($j = 0; $j <= $i; $j++):
if($j == 0 or $j == $i):
$tmparr[$i][$j] = 1;
else:
$tmparr[$i][$j] = $tmparr[$i – 1][$j – 1] + $tmparr[$i – 1][$j];
endif;
endfor;
endfor;
foreach($tmparr as $value):
foreach($value as $vl)
echo $vl.’ ‘;
echo ‘<p>’;
endforeach;
?>
</body>
</html>
