How to find out how many years and months?

Question

PHP

We need to find out how many years and months the child is based on the array

array(2) { 
   [0]=> string(2) "08" 
   [1]=> string(2) "16" 
 }

[0] => month
[1] =>

year of birth
The day can be random, any.

Answer 1

$a = ['08', '16'];
$diff = (new \DateTime())->diff(new \DateTime("20$a[1]-$a[0]-01"))->format('%yy %mm');

https://www.php.net/manual/en/datetime.diff.php
https://www.php.net/manual/en/dateinterval.format.php