3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = [ 'title' => 'some title', 'date' => 1350498600, 'story' => 'Some story' ]; $template = '#title#, <br>#date(d)#<br> #date(m)#<br>#date(Y)#<br> #story#'; echo preg_replace_callback( '/#date\((.*?)\)#|#(\w+)#/', fn($m) => $m[2] ? ($data[$m[2]] ?? $m[2]) : (date($m[1], $data['date'] ?? null)), $template, flags: PREG_UNMATCHED_AS_NULL );
Output for 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
some title, <br>17<br> 10<br>2012<br> Some story

preferences:
53.9 ms | 849 KiB | 4 Q