580* Filters the classes for the main <html> element.581*582* @since Twenty Twenty-One 1.0583*584* @param string$classes The list of classes.Defaultemptystring.585*/586$classes=apply_filters('twentytwentyone_html_classes','');587if(!$classes){588return;589}590echo'class="'.esc_attr($classes).'"';591}592
History
Introduced in Twenty Twenty-One 1.0. 2 changes between 6.7.7 and 7.1.0.