Determine leap year
ly = leapyear(year)
ly = leapyear(year) determines
whether one or more years are leap years or not. The output,
is a logical array.
year should be numeric.
Determine whether 2005 is a leap year:
ly = leapyear(2005) ly = 0
Determine whether 2000, 2005, and 2020 are leap years:
ly = leapyear([2000 2005 2020]) ly = 1 0 1
The determination of leap years is done by Gregorian calendar rules.