Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms.... PHP 代码 $worksheets = $workbook -> getWorksheets (); $worksheet...(that is Excel 2003) format $workbook -> save ( $dataDir . "Add...