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There are 2,575 functions in this library.

LeapYear ( Year ; Tipe )

Calculates if a certain year is a leap year.

  Average rating: 3.9 (35 votes) Log in to vote

Miguel Angel Fernandez

  Function definition: (Copy & paste into FileMaker's Edit Custom Function window)

/* Parameters: Year: year to evaluate. If not a valid number it gives back "error". Tipe: "B" or "T". If B return boolean valor, 1 if leap year, 0 if not. If "T" return the text "Leap year" or "Not leap year". If the parameter Type is not "T" it gives by defect that is "B". */ Case( Year * 1 = 0; "ERROR" ; Tipe = "T" ; If ( Day(Date ( 2 ; 28 ; Year ) + 1) = 29 ; "Leap year" ; "Not leap year" ) ; If ( Day(Date ( 2 ; 28 ; Year ) + 1) = 29 ; 1 ; 0 ) ) Click to copy

In the leap year years February is 29. This is the base to calculate if the given year is or non a leap year.
If the Year parameter is not a valid number it gives back "error". If the parameter Type is not "T"
it gives by defect that is "B".

 

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