3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(array_map(function($i) { return $i['id']; }, [['id' => 10], ['id' => 20]]));
Output for 5.4.0 - 7.2.0
array(2) { [0]=> int(10) [1]=> int(20) }
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/emRYl on line 3
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/emRYl on line 3
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
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/emRYl on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/emRYl on line 3
Process exited with code 255.