244* Filters the content of the sitemap index stylesheet.245*246* @since 5.5.0247*248* @param string$xsl_content Full content for the XML stylesheet.249*/250returnapply_filters('wp_sitemaps_stylesheet_index_content',$xsl_content);251}252253/**254* Gets the CSS to be included in sitemap XSL stylesheets.255*256* @since 5.5.0
History
Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.