<?php include_once('ArrayHelper.php'); echo "<pre>"; $a = new ArrayHelper(); $a->setProperties(array("data"=> array(1,2,3))); print_r($a); $a->set("data/1","test"); print_r($a); echo $a->has("data/2"); print_r($a->fetchAll()); # not cleared return of deep nested array print_r($a->getAll()); print_r($a);