3v4l.org

run code in 300+ PHP versions simultaneously
<?php function r($str) { $m=preg_match("+\/([^?]+).*",$str); echo $m[1]; } r("/kayak/es/husa-ciudad-de-compostela-60337.htm?checkin=2014-05-01&checkout=2014-05-02");
Output for 8.3.0 - 8.3.6
Warning: preg_match(): Unknown modifier ')' in /in/jrIDW on line 3 Warning: Trying to access array offset on false in /in/jrIDW on line 4
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Warning: preg_match(): Unknown modifier ')' in /in/jrIDW on line 3 Warning: Trying to access array offset on value of type bool in /in/jrIDW on line 4
Output for 7.4.0 - 7.4.25, 7.4.27 - 7.4.33
Warning: preg_match(): Unknown modifier ')' in /in/jrIDW on line 3 Notice: Trying to access array offset on value of type bool in /in/jrIDW on line 4
Output for 5.2.3 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.35, 5.6.0 - 5.6.21, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.12 - 7.3.33, 7.4.26
Warning: preg_match(): Unknown modifier ')' in /in/jrIDW on line 3
Output for 4.4.3 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2
<br /> <b>Warning</b>: preg_match() [<a href='function.preg-match'>function.preg-match</a>]: Unknown modifier ')' in <b>/in/jrIDW</b> on line <b>3</b><br />
Output for 4.3.11, 4.4.0 - 4.4.2
<br /> <b>Warning</b>: preg_match(): Unknown modifier ')' in <b>/in/jrIDW</b> on line <b>3</b><br />
Output for 4.3.0 - 4.3.10
<br /> <b>Warning</b>: Unknown modifier ')' in <b>/in/jrIDW</b> on line <b>3</b><br />

preferences:
203.86 ms | 401 KiB | 343 Q