wp-includes/sitemaps/class-wp-sitemaps-renderer.php:189Renders a sitemap.
$url_listarray public function render_sitemap( $url_list ) { header( 'Content-Type: application/xml; charset=UTF-8' ); $this->check_for_simple_xml_availability(); $sitemap_xml = $this->get_sitemap_xml( $url_list ); if ( ! empty( $sitemap_xml ) ) { // All output is escaped within get_sitemap_xml(). echo $sitemap_xml; } }Introduced in 5.5.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/sitemaps/class-wp-sitemaps-renderer.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.