Microsoft Excel has an import wizard, but if you structure the text correctly, you can bypass the wizard altogether.

How to Convert All Excel Sheets to CSV With Macros. Excel's Save As command lets you save a single worksheet in the CSV (comma seperated value) format, but not an entire workbook. Saving ...

CSV, or Comma Separated Values, are files used for all kinds of things, from managing large datasets to exporting data to move it between web services.