<!DOCTYPE html> <html lang="sv"> <head> <meta charset="utf-8"> <title>Kalkylator</title> </head> <body> <h1>Kalkylator</h1> <?php $n1 = $_POST['n1']; $n2 = $_POST['n2']; $summa = $n1 + $n2; echo "<p>Summan av ".$n1." och ".$n2." är ".$summa."</p>"; include("../footer.html"); ?> </body> </html>