/**
* Used inside while() clause for looping array data for $key
*/
public function each($key = '')
{
if (!empty($key)) {
if (isset($this->_each[$key]) !== true) {
$list = $this->get($key, array());
$this->_each[$key] = is_array($list) ? array_values($list) : array();
}
if ($item = array_shift($this->_each[$key])) {
if (is_array($item)) {
$registry = new Registry();
$registry->setData($item);
return $registry;
}
return $item;
}
unset($this->_each[$key]);
}
return false;
}
