3v4l.org

run code in 300+ PHP versions simultaneously
<?php $value = '2010-05-29 15:54:00'; $pattern = '(\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2})'; var_dump(preg_match($pattern, $value));

preferences:
42.53 ms | 402 KiB | 5 Q