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<?php function struct(string $name, array $class) { $class = json_encode($class); define($name, $class); } function create($class) { $object = (array) json_decode($class); //if(function_exists($object['__construct']())) $object['__construct']($object); return $object; } function call(array &$class, string $member, ...$args) { if(!isset($class[$member])) exit($member.' is not a member of the class.'); else { if(!is_callable($class[$member])) return $class[$member]; else { if(!isset($args[0])) $class[$member]($class); } } } struct('myStruct', [ 'foo' => 'Hello World!', 'bar' => function (&$this) { $this['foo'] = ' Hi!'; }, '__construct' => function (&$this) { echo('Test'); } ]); $obj = create(myStruct); echo(call($obj, 'foo')); call($obj, 'bar'); echo(call($obj, 'foo'));