Description:
------------
look @ the code....

Reproduce code:
---------------
<?php

error_reporting(E_ALL);

class newclass {
  private $properties;

  public function &__get($key) {
    echo "get $key<br>";
    return $this->properties[$key];
  }

  public function __set($key, $val) {
    echo "set $key to $val<br>";
    $this->properties[$key] = $val;
  }
}

$c = new newclass;
$c->array['test'] = 'test';

Expected result:
----------------
get array
set array to test

Actual result:
--------------
get array