To create one, you convert Excel to CSV (comma delimited) format, so you start by populating your spreadsheet in the way you ordinarily would.

You can convert JSON files to Microsoft Excel CSV file formats using this hidden built-in feature. We show you how to do it.

How to Open Multiple CSV Files in One Excel Spreadsheet. The CSV file extension appears on text documents that contain comma-separated values. Like spreadsheet data, each line in a CSV file ...

How do I convert Excel data to a calendar? To turn Excel data into a calendar, you can create a table in Excel with columns for Date, Time, Event, Location, etc. Then, save the data as a .csv file.