If you want to back up or export Macros in Microsoft Word, there are various methods you can try. These have been explained ...
Inject the service(s) for Excel and/or CSV formats, depending on your needs. Feed a datastructure that's an array of arrays, where each internal array is the set of data to be rendered for that row.
How to compare two excel files for differences? Using this web tool, you can compare Excel document easily. Just select first/original file in left window and second/modified file in right window.