interface/modules/zend_modules/library/Zend/Session/Container/PhpReferenceCompatibility.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Session\Container;
  11
  12 use Zend\Session\AbstractContainer;
  13
  14 /**
  15  * Session storage container for PHP 5.3.4 and above.
  16  */
  17 abstract class PhpReferenceCompatibility extends AbstractContainer
  18 {
  19     /**
  20      * Retrieve a specific key in the container
  21      *
  22      * @param  string $key
  23      * @return mixed
  24      */
  25     public function &offsetGet($key)
  26     {
  27         $ret = null;
  28         if (!$this->offsetExists($key)) {
  29             return $ret;
  30         }
  31         $storage = $this->getStorage();
  32         $name    = $this->getName();
  33         $ret =& $storage[$name][$key];
  34
  35         return $ret;
  36     }
  37 }