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....在工作表中隐藏行和列 C# Workbook workbook = new Workbook (); //Accessing...file Worksheet worksheet = workbook . Worksheets [ 0 ]; worksheet...