Difference between revisions of "DOM Common Logic"
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Line 78: | Line 78: | ||
<pre class=usr> | <pre class=usr> | ||
document.body.innerHTML = ` | document.body.innerHTML = ` | ||
<div>Cost £<input disabled id=cost value=100><div> | <div>Cost £<input disabled size=2 id=cost value=100><div> | ||
<div> | <div> | ||
<label>Express delivery (£10)<input id=express type=checkbox /></label> | <label>Express delivery (£10) | ||
<input id=express type=checkbox /> | |||
</label> | |||
</div> | </div> | ||
<div>Total £<input id=total value=100></div> | <div>Total £<input disabled id=total size=2 value=100></div> | ||
`; | `; | ||
</pre> | </pre> |
Revision as of 15:55, 3 October 2021
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('Whee...'); }
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('Whee...'); } 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'); }
Express Delivery
Pay £10 extra for express delivery
document.body.innerHTML = ` <div>Cost £<input disabled size=2 id=cost value=100><div> <div> <label>Express delivery (£10) <input id=express type=checkbox /> </label> </div> <div>Total £<input disabled id=total size=2 value=100></div> `;