Convert excel workbook to byte[]

Question

I have an \"excel library\" workbook and want to convert it to a byte[] so I could return the data with the File method exist in asp.net mvc controller.
There are \"Save\" a

Answer 1

If you have a SaveToStream you could pass in a MemoryStream into that method. Then, once all the bytes are written call ToArray() on the memory stream, which should give you a byte array.