3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $routes = [ '/path/(\d+)/new/upload$', '/path/selectable_ajax_placements/(\w+)/(\d+)', '/path/anotherpath/to/(\d+)/from/([\d\-\_]+)/to/([\d\-\_]+)$', '/path/list$', '/oauth2_revoke/(\w+)' ]; foreach ($routes as $route) { echo preg_replace('#/([^/$]*?[^$/a-z0-9_\-][^/$]*)(?=/|$)#i', '/<regex>', $route), "\n"; }
Output for 5.4.0 - 7.1.0
/path/<regex>/new/upload$ /path/selectable_ajax_placements/<regex>/<regex> /path/anotherpath/to/<regex>/from/<regex>/to/([\d\-\_]+)$ /path/list$ /oauth2_revoke/<regex>
Output for 5.2.3 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/0pR4m on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.2
<br /> <b>Parse error</b>: syntax error, unexpected '[' in <b>/in/0pR4m</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
<br /> <b>Parse error</b>: parse error, unexpected '[' in <b>/in/0pR4m</b> on line <b>3</b><br />
Process exited with code 255.
Output for 4.3.2 - 4.3.4
<br /> <b>Parse error</b>: parse error in <b>/in/0pR4m</b> on line <b>3</b><br />
Process exited with code 255.