yearfrac (Financial Toolbox)

Fraction of year between dates

Syntax

Fraction = yearfrac(StartDate, EndDate, Basis)

Arguments

StartDate
Enter as serial date numbers or date strings.

EndDate
Enter as serial date numbers or date strings.

Basis
(Optional) Day-count basis: 0 = actual/actual (default), 1 = 30/360, 2 = actual/360, 3 = actual/365.

`StartDate`	Enter as serial date numbers or date strings.
`EndDate`	Enter as serial date numbers or date strings.
`Basis`	(Optional) Day-count basis: 0 = actual/actual (default), 1 = 30/360, 2 = actual/360, 3 = actual/365.

Description

Fraction = yearfrac(StartDate, EndDate, Basis) returns a fraction based on the number of days between dates StartDate and EndDate using the given day-count basis. If EndDate is earlier than StartDate, YearFraction is negative.

Examples

Fraction = yearfrac('14 mar 01', '14 sep 01', 0)

Fraction =

    0.5041

Fraction = yearfrac('14 mar 01', '14 sep 01', 1)

Fraction =

    0.5000

See Also

days360, days365, daysact, daysdif, months, wrkdydif, yeardays

yeardays ylddisc