Online PHP editor | refs for 67BNK

<?php namespace Foo\Bar; define('Foo\\Bar\\true', 'I AM REDEFINED', true); define('Foo\\Bar\\false', 'I AM REDEFINED'); define('Foo\\Bar\\null', 'I AM REDEFINED'); var_dump('true:', true, constant('Foo\\Bar\\true')); var_dump('false:', false, constant('Foo\\Bar\\false')); var_dump('null:', null, constant('Foo\\Bar\\null'));