6 calls to date_is_leap_year() in Date 6.2
- date_calc_days_in_month in date_php4/
date_php4_calc.inc - Find the number of days in the given month.
- date_calc_gregorian_to_ISO in date_php4/
date_php4_calc.inc - Converts from Gregorian Year-Month-Day to ISO Year-WeekNumber-WeekDay
- date_calc_julian_date in date_php4/
date_php4_calc.inc - Returns number of days since 31 December of year before given date.
- date_php4.inc in date_php4/
date_php4.inc - _date_getdate in date_php4/
date_php4_lib.inc - Low-level function that returns the getdate() array for pre-1970 and post-2038 dates.
- _date_mktime in date_php4/
date_php4_lib.inc - Low level function to create mktime() for pre-1970 and post 2038 dates.