Difference between two dates.
DateDifference[date1, date2]
DateDifference[date1, date2, "unit"]
DateDifference[date1, date2, {"unit1", "unit2", …}]
DateDifference[{2042, 1, 4}, {2057, 1, 1}]
→ Quantity[5476, Days]- DayCountConvention — default "ActualActual"
- Method — default Automatic