public function isHeader($isHeader = true)
        {
            foreach ($this->_cells as $cell) {
                $cell->isHeader($isHeader);
            }

            return $this;
        }
public function isHeader($isHeader = true)
        {
            foreach ($this->_cells as $cell) {
                $cell->isHeader($isHeader);
            }

            return $this;
        }
public function isHeader ( $ isHeader = true ) { foreach ( $ this -> _cells as $ cell ) { $ cell -> isHeader ( $ isHeader ) ; } return $ this ; }
Set whether this row should be a table header or not

@param bool $isHeader

@return Row
Set whether this row should be a table header or not