Extracts the day from a serial Julian date. Excel: DAY

Contents

Interface Function Documentation Page Comments

Interface

#include <codecogs/units/date/day.h>

using namespace Units::Date;

int

day (int nDate, calendar dateSystem=cal_Gregorian)[inline] Extracts the day from a serial Julian date. Excel: DAY

Function Documentation

Returns the day of the month contained within nDate, as an integer ranging from 1 to 31 (inclusive).

Example 1:

#include <stdio.h>
#include <codecogs/units/date/day.h>
using namespace Units::Date;
 
int main()
{
  printf("\n The day is %d", day(1741667));              // The day is 2
  printf("\n The day is %d", day(1741667, cal_Julian));  // The day is 4
  return 0;
}

• cal_Gregorian (default)
• cal_Julian
• cal_Excel (same as Gregorian)

Note:

It may be faster to simply use dateYMD if you also need the year and month from a same serial Julian date.

Parameters:

nDate	is a serial number of days from 24 November 4714 BC (1 January 4713BC in the Julian Calendar) - also known as the Julian Period.
dateSystem	selects which date system should be used (see constants):

Authors:

Will Bateman (Sep 2004)