' : '

'; foreach ( $items as $item ) { $html .= '
• '; $html .= '' . strip_tags( $item->title ) . ''; if ( ! empty( $items ) ) { $html .= $this->print( $item->items, $toc_hierarchy, ++$level ); } else { $level = 1; break; } $html .= '
'; } $html .= '

'; } return $html; } }