WP_Widget_Links::update( array $new_instance, array $old_instance ): array

93	public function update( $new_instance, $old_instance ) {94		$new_instance = (array) $new_instance;95		$instance     = array(96			'images'      => 0,97			'name'        => 0,98			'description' => 0,99			'rating'      => 0,100		);101		foreach ( $instance as $field => $val ) {102			if ( isset( $new_instance[ $field ] ) ) {103				$instance[ $field ] = 1;104			}105		}106 107		$instance['orderby'] = 'name';108		if ( in_array( $new_instance['orderby'], array( 'name', 'rating', 'id', 'rand' ), true ) ) {109			$instance['orderby'] = $new_instance['orderby'];110		}111 112		$instance['category'] = (int) $new_instance['category'];113		$instance['limit']    = ! empty( $new_instance['limit'] ) ? (int) $new_instance['limit'] : -1;114 115		return $instance;116	}