3v4l.org

run code in 300+ PHP versions simultaneously
<?php $sinceDate = '30/12/1988 10:22:33'; var_dump(date('Y-m-d', strtotime($sinceDate)));
Output for 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.7, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
string(10) "1970-01-01"
preferences:
158.52 ms | 403 KiB | 187 Q