get_post_type_archive_template() WordPress Function

function get_post_type_archive_template() {
	$post_type = get_query_var( 'post_type' );
	if ( is_array( $post_type ) ) {
		$post_type = reset( $post_type );
	}

	$obj = get_post_type_object( $post_type );
	if ( ! ( $obj instanceof WP_Post_Type ) || ! $obj->has_archive ) {
		return '';
	}

	return get_archive_template();
}
Uses	Description
wp-includes/query.php:get_query_var()	Retrieves the value of a query variable in the WP_Query class.
wp-includes/template.php:get_archive_template()	Retrieve path of archive template in current or parent template.
wp-includes/post.php:get_post_type_object()	Retrieves a post type object by name.