方法一:前面加空格;
$objActSheet->setCellValue('A1', ' '.'330602198804224688');
方法二:
$objActSheet->setCellValueExplicit('A1', '330602198804224688', PHPExcel_Cell_DataType::TYPE_STRING);
方法三:
$objActSheet->setCellValue('A1', '330602198804224688');
$objActSheet->getStyle('A1')->getNumberFormat()->setFormatCode(PHPExcel_Style_NumberFormat::FORMAT_NUMBER);
個人實踐覺得方法二最好用