There are actually three CSV formats included with Excel:
When selecting how to export you data, you need to be sure that you pick the export format that is appropriate for the system on which it will be used. Comma-delimited files are often referred to as CSV (comma-separated value) files, and are often used for exchanging data between programs. Excel allows you to save worksheet data in a comma-delimited format, so you can use it with other programs.
