<?php require_once "Rechner.class.php"; $y = new Rechner(); if (isset($_GET["zahl"])) { $l = $_GET["zahl"]; } else { $l = 10; } for ($i = 0; $i <= $l; $i++) { echo "{$i} + {$i} = " . $y->add($i) . "<br/>"; echo "{$i} * {$i} = " . $y->mult($i) . "<br/>"; echo "{$i}! = " . $y->fak($i) . "<br/><hr/>"; }