/** * Generate BOUNDSHEET record. * * @param string $sheetName Worksheet name * @param integer $offset Location of worksheet BOF * @return string */ public function getData($sheetName, $offset = 0) { $sheetState = Worksheet::STATE_VISIBLE; $sheetType = Worksheet::TYPE_SHEET; $data = pack("VCC", $offset, $sheetState, $sheetType); $data .= StringUtils::toBiff8UnicodeShort($sheetName); return $this->getFullRecord($data); }