_collection = $objCol;
$this->_keys = $this->_collection->keys();
}
function rewind()
{
$this->_currIndex = 0;
}
function hasMore()
{
return $this->_currIndex < $this->_collection->length();
}
function key()
{
return $this->_keys[$this->_currIndex];
}
function current()
{
return $this->_collection->getItem($this->_keys[$this->_currIndex]);
}
function next()
{
$this->_currIndex++;
}
function valid()
{
return $this->_currIndex < $this->_collection->length();
}
}
?>
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