I have started building something that will have a lot more examples too. This should be enough to show you how it works. Just repeat the method for everything else you add into it.
Live here: https://datetime-pick-demo.bubbleapps.io/
Editor here: https://bubble.io/page?type=page&name=index&id=datetime-pick-demo&tab=tabs-1
Let me know if that’s what your after.