Read the docs. That's why they are there
http://search.cpan.org/search?query=...et::ParseExcel
Also, always check a module's installation for examples. At the very least there will be test scripts which will often add enlightenment to the newly initiated. But with more involved modules, you'll also sometimes find examples included with the installation.
http://search.cpan.org/src/SZABGAB/S...rseExcel-0.28/
To get to the above source, simply start on the pod documentation page from above. Click on the package name "
Spreadsheet-ParseExcel-0.28" and then on "browse". Alternatively, you can just download the package and view which files are available that way.
Get to be very familiar with cpan. It'll help you a lot.