3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = 'My Name ## is "#P_NAM3#" and \r\n I am \'#P_AG2#\' years old `#abc#`'; $r = '#([^#]*)#'; //$r = '#(?P<name>.*?)#'; //$r = '#(\w*)#'; //preg_match_all('/'.$r.'/m', $text, $m); //var_dump($m); function trad($v) { var_dump($v); } echo preg_replace_callback('/'.$r.'/m', 'trad', $text);
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 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
array(2) { [0]=> string(2) "##" [1]=> string(0) "" } array(2) { [0]=> string(8) "#P_NAM3#" [1]=> string(6) "P_NAM3" } array(2) { [0]=> string(7) "#P_AG2#" [1]=> string(5) "P_AG2" } array(2) { [0]=> string(5) "#abc#" [1]=> string(3) "abc" } My Name is "" and \r\n I am '' years old ``

preferences:
206.21 ms | 406 KiB | 353 Q