TAS2XLS.dll and TAS2EXCEL.dll are made to provide a solution for managing XLS files from TAS language. Main features are creating new XLS file from scratch, reading and writing cell values and formulas. You can add, remove, or rename sheets, You can even copy rows, or insert row at specific position. Named cells are supported too. Search for cell values is possible on row basis and column basis, sheet search is possible too.
Features included in both DLL's are the same. TAS2XLS.dll is much faster and You don't have to have MS Excel software to manage XLS files. TAS2EXCEL.dll is using OLE-Automation and MS Excel application in background to manage XLS files. TAS2EXCEL.dll is better for dealing with complicated files with protected cells etc.