$z2 = $HTTP_POST_VARS["zahl2"]
gesamter Quelltext:
<html>
<head>
<title>Beispiel</title>
</head>
<body>
<?php
$z1 = $HTTP_POST_VARS["zahl1"]
$z2 = $HTTP_POST_VARS["zahl2"]
$plus = $z1 + $z2
$minus = $z1 - $z2
$mal = $z1 * $z2
$durch = $z1 / $z2
echo $z1, " + ", $z2, " = ", $plus, \n
echo $z1, " + ", $z2, " = ", $minus, \n
echo $z1, " + ", $z2, " = ", $mal, \n
echo $z1, " + ", $z2, " = ", $durch, \n
?>
</body>
</html>