Debug this date extract script

PHP
2

Try this:

<?php 
declare(strict_types=1);

$date1 = '02/13/2020 04:00 AM'; 

echo '<br>timestamp() ==> ' .$tmp = strtotime($date1);
echo '<br>';

$aDates = [
  'd-m-y',
  'd/m/y',
  'D-m-Y',
  'd-M-y',
  'D-M-Y',
  'Y-m-d',
  'Y-d-m',
];
foreach($aDates as $key => $date) :
  echo '<br>$date ==> ' .$date .' ==> ' .date($date,$tmp);
endforeach;

Output: