How to generate datatime in this format?

Question

Laravel

How to generate such 2018-01-07T15:54:21Z ?
"timezone_type": 2
"timezone": "Z"
Then add 3 minutes and compare

Answer 1

https://carbon.nesbot.com/docs/

Answer 2

$date = new DateTime();
$newdate = clone $date;
$newdate = $newdate->add(new DateInterval('PT3M'));
$interval = $date->diff($newdate);