l104/opdrachten in de les/forms.php

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script>
        window.onload = function(){
            //document.getElementById('partner').addEventListener('click', check);
            document.getElementById('partner').onclick = check;
            check();
        }
        function check(){
            if(document.getElementById('partner').checked){
               document.getElementById('partnerdiv').style.display ='block';
            }
            else{
                document.getElementById('partnerdiv').style.display ='none';
            }
        }
    </script>
    <style>
        span{
            width:100px;
            display:inline-block;
            text-align:left;
        }
        
    </style>
</head>
<body>
    
        <form action="" method="post">
            <div><span>Naam :</span><input type="text" name="naam"></input></div>
            <div><span>Adres :</span><input type="text" name="adres"></input></div>
            <div><span>Postcode :</span><input type="text" name="postcode"></input></div>
            <div><input type="checkbox" name="partner" id="partner"><label for="partner">Mijn partner heeft een eigen woning</label></input></div>
            <div id="partnerdiv"><div><span>Adres partner :</span><input type="text" name="partner_naam"></input></div>
            <div><span>Postcode partner :</span><input type="text" name="partner_postcode"></input></div></div>
        </form>
</body>
</html>

Resultaat

Made by Thijs Aarnoudse