3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a=array("a"=>"red","b"=>"green","c"=>"blue"); $found = preg_match("red",$a); echo $found; ?>
based on ZG5EP
Output for 4.3.3 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Warning: preg_match() expects parameter 2 to be string, array given in /in/rBlUR on line 3
Output for 4.3.0 - 4.3.2
Notice: Array to string conversion in /in/rBlUR on line 3 Warning: Delimiter must not be alphanumeric or backslash in /in/rBlUR on line 3