Hello,
I am wondering how you can subtract timestamps looking something like this:
<tbody>
<tbody>
2018-03-19 14:34:54
</tbody>
<tbody>
2018-03-20 09:34:48
</tbody>
<tbody>
2018-03-19 14:50:24
</tbody>
<tbody>
2018-03-20 09:34:45
</tbody>
</tbody>
If I subtract...