Difference Between Dates and Optional Times
Times are in 00:00 to 24:00 Format
PHP Program by Jay Tanner
Start Date
: ±Y M D
Start Time
: HH:MM:SS
:
:
Calendar Mode
:
Julian
Gregorian
End Date
: ±Y M D
End Time
: HH:MM:SS
:
:
Calendar Mode = Gregorian Start Date/Time = 2025 September 14 Sun 00:00:00 Julian Date = 2460932.5 Julian Day Number = 2460933 -------------------- End Date/Time = 2113 November 11 Tue 00:00:00 Julian Date = 2493134.5 Julian Day Number = 2493135 =================================================== DIFFERENCE BETWEEN THE DATES AND TIMES = EndDate − StartDate = 32202 d = 88.166081439 Gregorian yr = 32202d 00h 00m 00s = 4600wk 2d 00h 00m 00s ==================== 2025 September Su Mo Tu We Th Fr Sa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 ==================== 2113 November Su Mo Tu We Th Fr Sa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Jay Tanner - 2025