612* Filters the classes for the main <html> element.613*614* @since Twenty Twenty-One 1.0615*616* @param string The list of classes.Defaultemptystring.617*/618$classes=apply_filters('twentytwentyone_html_classes','');619if(!$classes){620return;621}622echo'class="'.esc_attr($classes).'"';623}624
History
Introduced in Twenty Twenty-One 1.0. 2 changes between 6.7.7 and 7.1.0.