SysUtils.MonthDays
From RAD Studio VCL Reference
C++ Information
From SysUtils.hpp
System::StaticArray<System::StaticArray<unsigned short,12>,2> MonthDays;
Unit: SysUtils
Type: variable
Description
Defines the number of days in each month for normal and leap years.
MonthDays defines a two-dimensional array of TDayTable values; namely, an array of two sets of 12 words. The first set holds the number of days in each month in a normal year, the second set the number in a leap year.
Use MonthDays[IsLeapYear(Y), M] to find the number of days in Year 'Y', month 'M'.