DCL:MISC1:DATELIB : Handling of Dates *#:Explanation of Functions
NDMON : Returns the number of days in month IM of year IY.
NDYEAR : Returns the number of days in year IY.
NDMON(IY,IM)
NDYEAR(IY)
IY (I) Year. IM (I) Month. NDMON (I) Value of function that gives the number of days in a specified month. NDYEAR (I) Value of function that gives the number of days in a specified year.