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....Cells 中显示或隐藏行列标题 Contents [ Hide ] Excel文件中的所有工作表都由...修改后的工作表 C# //Creating a file stream containing the Excel file to...