<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<body>
<?php
$c = 10;
$f = o($c);
function o($c){
$o = $c * (9/5) + 32;
return $o;
};
echo"Bij $c graden celcius is het $f fahrenheit";
?>
</body>
</html>
Made by Thijs Aarnoudse