WordPress at a glance
function is not described

wp_admin_bar_recovery_mode_menu() WP 5.2.0

Add a link to exit recovery mode when Recovery Mode is active.

No Hooks.

Return

null. Nothing.

Usage

wp_admin_bar_recovery_mode_menu( $wp_admin_bar );
$wp_admin_bar(WP_Admin_Bar) (required)
-

Changelog

Since 5.2.0 Introduced.

Code of wp_admin_bar_recovery_mode_menu() WP 5.7.2

<?php
function wp_admin_bar_recovery_mode_menu( $wp_admin_bar ) {
	if ( ! wp_is_recovery_mode() ) {
		return;
	}

	$url = wp_login_url();
	$url = add_query_arg( 'action', WP_Recovery_Mode::EXIT_ACTION, $url );
	$url = wp_nonce_url( $url, WP_Recovery_Mode::EXIT_ACTION );

	$wp_admin_bar->add_node(
		array(
			'parent' => 'top-secondary',
			'id'     => 'recovery-mode',
			'title'  => __( 'Exit Recovery Mode' ),
			'href'   => $url,
		)
	);
}