3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php define('$', function($input) { $output = $input; // do something here return $output; } $n = $(123);
Output for 7.0.0 - 7.1.0
Parse error: syntax error, unexpected '$n' (T_VARIABLE), expecting ',' or ')' in /in/HpjvK on line 10
Process exited with code 255.
Output for hhvm-3.10.0 - 3.12.0
Fatal error: syntax error, unexpected T_VARIABLE, expecting ')' in /in/HpjvK on line 10
Process exited with code 255.
Output for 5.4.0 - 5.6.21
Parse error: syntax error, unexpected '$n' (T_VARIABLE) in /in/HpjvK on line 10
Process exited with code 255.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_VARIABLE in /in/HpjvK on line 10
Process exited with code 255.