XFA Specification
Chapter 23, FormCalc Specification
Financial Built-in Functions
862
PPmt()
This function returns the amount of principal paid on a loan over a period of time.
Syntax
PPmt(n1, n2, n3, n4, n5)
Parameters
n1
is the principal amount of the loan.
n2
is the annual interest rate.
n3
is the monthly payment.
n4
is the first month of the computation.
n5
is the number of months to be computed
Returns
The principal paid or null if any of its parameters are null.
If any of n1 , n2 , or n3 are non-positive, the function generates an error exception.
If n4 or n5 are negative, the function generates an error exception.
If payment is less than the monthly interest load, the function generates an error exception.
Examples
PPmt(30000, .085, 295.50, 7, 3)
returns 261.62
*
, which is the amount of principal paid starting in July (month 7) for 3 months on a loan of
$30,000 at an annual interest rate of 8.5%, being repaid at $295.50 per month. The annual interest rate is
used in the function because of the need to calculate a range within the entire year.
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