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The Excel
csv
Sample file has the following variable data fields:
This same file can be opened from Notepad, as shown below:
The filename extension, .csv, means a comma separated values file. As seen in Notepad
above (and like in the Excel example), each row is one record of variable information
written on one card. Commas separate each row into columns. Each row must have the
same number of columns. Most text editors can create, view, or edit a CSV file.