Addon:DateCalculator

This is a Third-party Addon. The Addon/Plugin system is controlled by the Plugin Manager. Please use carefully on data that is backed up, and help make it better by reporting any issues to the bug tracker. Unless otherwise stated on this page, you can download this addon by following these instructions. Please note that some Addons have prerequisites that need to be installed before they can be used.

The Date Calculator Gramplet allows you to do date math.

Enter at least one valid date for Expression 1 and Expression 2 then click the Calculate button.

An expression can be:

1. a valid Gramps date
2. a positive or negative number (represents years)
3. a positive or negative tuple (years, months, days)

Use the Clear button to start again.

Example usage

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See also

• Gramps_4.2_Wiki_Manual_-_Entering_and_editing_data:_detailed_-_part_1#Editing_dates
• Gramps_4.2_Wiki_Manual_-_Reports_-_part_2#Formatting_Dates