Online PHP editor | refs for C31S6

<?php class MyEmpty { public $state; public function check(&$var) { $this->state = empty($var); return $this; } public function _or(&$var) { if($this->state) return $this; $this->state = $state || empty($var); return $this; } public function _and(&$var) { if(!$this->state) return $this; $this->state = $state && empty($var); return $this; } } $empty = new MyEmpty; $var = 'some'; var_dump($empty->check($foo['bar'])->_or($var)->state); var_dump($empty->check($foo['bar'])->_and($var)->state);