Woocommerce product review sorting

You can use this filter to sorting woocommerce product page review.

add_filter( ‘woocommerce_product_review_list_args’, ‘newest_reviews_first’ );
function newest_reviews_first($args) {
if($_GET[‘orderby’] ==”rating” && $_GET[‘order’] == ‘desc’){
$args[‘reverse_top_level’] = true;
}elseif($_GET[‘orderby’] ==”rating” && $_GET[‘order’] == ‘asc’){
$args[‘reverse_top_level’] = false;
}else{
$args[‘reverse_top_level’] = true;
}
return $args;
}