Shanty_Mongo_Document::hasProperty PHP Method

    public function hasProperty($property)
    {
        // If property has been initialised
        if (array_key_exists($property, $this->_data)) {
            return !is_null($this->_data[$property]);
        }
        // If property has not been initialised
        if (array_key_exists($property, $this->_cleanData)) {
            return !is_null($this->_cleanData[$property]);
        }
        return false;
    }