protected function renderInnerComponents()
    {
        return $this->renderComponents(self::SECTION_BEGIN)
        . $this->renderComponents()
        . $this->renderComponents(self::SECTION_END);
    }
protected function renderInnerComponents()
    {
        return $this->renderComponents(self::SECTION_BEGIN)
        . $this->renderComponents()
        . $this->renderComponents(self::SECTION_END);
    }
protected function renderInnerComponents ( ) { return $ this -> renderComponents ( self :: SECTION_BEGIN ) . $ this -> renderComponents ( ) . $ this -> renderComponents ( self :: SECTION_END ) ; }
Renders inner components.

@return string
Renders inner components .