Method getArray

/**
 * Gets an array of values from the request.
 *
 * @param   array   $vars           Associative array of keys and filter types to apply.
 *                                  If empty and datasource is null, all the input data will be returned
 *                                  but filtered using the filter given by the parameter defaultFilter in
 *                                  InputFilter::clean.
 * @param   mixed   $datasource     Array to retrieve data from, or null.
 * @param   string  $defaultFilter  Default filter used in InputFilter::clean if vars is empty and
 *                                  datasource is null. If 'unknown', the default case is used in
 *                                  InputFilter::clean.
 *
 * @return  mixed  The filtered input data.
 *
 * @since   1.7.0
 * @deprecated  5.0  Use Joomla\Input\Input instead
 */
public function getArray(array $vars = array(), $datasource = null, $defaultFilter = 'unknown')
{
    return $this->getArrayRecursive($vars, $datasource, $defaultFilter, false);
}