3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $a = array('e' => 22, 'r' => 66, 't' => 88); $b = array('t' => 65); print_r(array_merge($a, $b)); array_walk($a, function(&$value) { $value = 'e ' + $value); }); print_r($a)
Output for 5.3.0 - 5.4.26
Parse error: syntax error, unexpected ')' in /in/9Dmm4 on line 8
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 in /in/9Dmm4 on line 7
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 in /in/9Dmm4 on line 7
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/9Dmm4 on line 7
Process exited with code 255.