Newest functions Upload a function Leave a tip My account

There are 2,522 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".

 

Comments

Log in to post comments.

 

Note: these functions are not guaranteed or supported by BrianDunning.com. Please contact the individual developer with any questions or problems.

Support this website.

This library has been a free commmunity resource for FileMaker users and developers for 20 years. It receives no funding and has no advertisements. If it has helped you out, I'd really appreciate it if you could contribute whatever you think it's worth: