Leap Year Settings

This section allows for the configuration on how leap years work for this calendar.

Setting Description
Leap Year Rule Which ruleset to follow when determining leap years. The options are
  • None: The calendar contains no leap years
  • Gregorian: The calendars leap year rules are like the standard calendar (Every year that is exactly divisible by four is a leap year, except for years that are exactly divisible by 100, but these years are leap years if they are exactly divisible by 400)
  • Custom: Allows you to specify n interval in years for when a leap year happens.
When Leap Years Happen This only appears if the Custom leap year rule is selected.
The number of years when a leap year occurs. Example a value of 5 would mean every 5th year is a leap year.


This only appears if the Custom or Gregorian leap year rule is selected!

A list of months will appear that shows each month, and a textbox where you can change the number of days the corresponding month has during a leap year. A month can have a minimum of 0 leap year days.