3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php namespace Foo; define('Foo\\true', \false); define('Foo\\false', \true); var_dump(array( 'true' => true, 'false' => false, '1===1' => 1===1, '1!==1' => 1!==1, );
Output for 5.3.0 - 5.4.21
Parse error: syntax error, unexpected ';' in /in/I4Vhm on line 11
Process exited with code 255.