WordPress at a glance
function is not described

wp_widgets_access_body_class() WP 1.0

No Hooks.

Return

String.

Usage

wp_widgets_access_body_class( $classes );
$classes(string) (required)

Code of wp widgets access body class: wp-admin/includes/widgets.php WP 5.2.2

<?php
function wp_widgets_access_body_class( $classes ) {
	return "$classes widgets_access ";
}