Data Mapper use case

mapper_uc1.php

<?php
$map      = array('id'=>'id', 'login'=>'login', 'passwd'=>'passwd');
$origin   = array('id'=>1, 'login'=>'foo', 'passwd'=>'bar');
$mapper   = new Respect\Data\Mapper($map);
$object   = new StdClass;
$mapper->toInstance($origin, $object);