WordPress at a glance
function is not described

wp_destroy_other_sessions() WP 4.0.0

Remove all but the current session token for the current user for the database.

No Hooks.

Return

Nothing (null).

Usage

wp_destroy_other_sessions();

Code of wp destroy other sessions: wp-includes/user.php VER 5.0.3

<?php
function wp_destroy_other_sessions() {
	$token = wp_get_session_token();
	if ( $token ) {
		$manager = WP_Session_Tokens::get_instance( get_current_user_id() );
		$manager->destroy_others( $token );
	}
}