View file File name : interface-metabox-tab.php Content :<?php /** * WPSEO plugin file. * * @package WPSEO\Admin */ /** * Generates the HTML for a metabox tab. */ interface WPSEO_Metabox_Tab { /** * Returns the html for the tab link. * * @return string */ public function link(); /** * Returns the html for the tab content. * * @return string */ public function content(); }