Hide update notifixcations for wordpress and plugins

Hide update notifixcations for wordpress and plugins

/**
 * Hide update notifications
 */
add_action('admin_menu','wphidenag');
function wphidenag() {
	remove_action( 'admin_notices', 'update_nag', 3 );
}

/**
 * Hide plugin update notifications
 */
remove_action( 'load-update-core.php', 'wp_update_plugins' );
add_filter( 'pre_site_transient_update_plugins', create_function( '$a', "return null;" ) );