/**
* Returns variable provided to the script via URL query ($_GET).
* If no key is passed, returns the entire array.
* @param string $key
* @param mixed $default
* @return mixed
*/
public function getQuery($key = null, $default = null)
{
if (func_num_args() === 0) {
return $this->url->getQueryParameters();
} else {
return $this->url->getQueryParameter($key, $default);
}
}
