<!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
function seconden($s,$m,$u=0,$d=0){
$u += $d*24;
$m += $u*60;
$s += $m*60;
return $s;
}
$temp = seconden(10,15,4);
echo "4 uur, 15 minuten en 10 seconden zijn samen $temp seconden."
?>
</body>
</html>
Made by Thijs Aarnoudse