function flushStacked() {
    # links
    foreach ($this->stack as $tag => $a) {
      if (!empty($a)) {
        call_user_func(array(&$this, 'flushStacked_'.$tag));
      }
    }
  }
function flushStacked() {
    # links
    foreach ($this->stack as $tag => $a) {
      if (!empty($a)) {
        call_user_func(array(&$this, 'flushStacked_'.$tag));
      }
    }
  }
function flushStacked ( ) { # links foreach ( $ this -> stack as $ tag => $ a ) { if ( ! empty ( $ a ) ) { call_user_func ( array ( & $ this , 'flushStacked_' . $ tag ) ) ; } } }
output all stacked tags

@param void
@return void
output all stacked tags