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....C# : Range[row,column] VB : Range(row,column) 假设您有一个跨越 A1:C4...C# : Range[row,column] VB : Range(row,column) 如果您有一个跨越 A1:C4...