3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = '10/22'; echo DateTime::createFromFormat('d/m/y', '01/'.$date)->format('d-m-Y');
Output for 7.4.0 - 7.4.33, 8.0.1 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
01-10-2022
preferences:
90.89 ms | 1239 KiB | 4 Q