DOM Common Logic
A checkbox to enable a button
You must be 1.2m to to ride
- Add this code to allow the user to enable the button.
document.getElementById('tall').onclick = ()=>{ document.getElementById('ride').removeAttribute('disabled') }
document.body.innerHTML = ` <label>I am over 1.2m <input type=checkbox id=tall> </label> <button id=ride disabled>Ride the rollercoaster</button> `; document.getElementById('ride').onclick = ()=>{ document.body.append('Weeee...'); }
document.body.innerHTML = ` <label>I am over 1.2m <input type=checkbox id=tall> </label> <button id=ride disabled>Ride the rollercoaster</button> `; document.getElementById('ride').onclick = ()=>{ document.body.append('Weeee...'); } document.getElementById('tall').onclick = ()=>{ document.getElementById('ride').removeAttribute('disabled') }
Age verification
You must be 18 to see the smutty image.
document.body.innerHTML = ` <label>I am over 18 <input type=checkbox id=adult> </label> <button id=view disabled>View Image</button> <img id=image width=200> `; document.getElementById('view').onclick=()=>{ document.getElementById('image').src = 'https://progzoo.net/images/smut.jpg'; }
document.body.innerHTML = ` <label>I am over 18 <input type=checkbox id=adult> </label> <button id=view disabled>View Image</button> <img id=image width=200> `; document.getElementById('view').onclick=()=>{ document.getElementById('image').src = 'https://progzoo.net/images/smut.jpg'; } document.getElementById('adult').onclick = ()=>{ document.getElementById('view').removeAttribute('disabled'); }