A simple module to calculate the amortization schedule of a loan.
npm install amortization --save
- amortizationSchedule(principal, yearsDuration, yearlyRate) ⇒
Array.<MonthlyPayment> Generates an amortization schedule.
- yearlyAmortizationSchedule(principal, yearsDuration, yearlyRate) ⇒
Array.<YearlyPayment> Generates a yearly amortization schedule with the pricipal, interest, and payment of each year of the loan.
- MonthlyPayment :
Object - YearlyPayment :
Object
amortizationSchedule(principal, monthsDuration, yearlyRate) ⇒ Array.<MonthlyPayment>
Generates an amortization schedule.
Kind: global function
Returns: Array.<MonthlyPayment> - - Each item in the array is a monthly loan payment object
| Param | Type | Description |
|---|---|---|
| principal | number |
The opening principal of the loan |
| monthsDuration | number |
The number of months for the loan |
| yearlyRate | number |
The yearly rate for the loan |
yearlyAmortizationSchedule(principal, yearsDuration, yearlyRate) ⇒ Array.<YearlyPayment>
Generates a yearly amortization schedule with the pricipal, interest, and payment of each year of the loan.
Kind: global function
Returns: Array.<YearlyPayment> - - Each item in the array is a payment object
| Param | Type | Description |
|---|---|---|
| principal | number |
The opening principal of the loan |
| yearsDuration | number |
The number of years for the load |
| yearlyRate | number |
The yearly rate for the loan |
Kind: global typedef
Properties
| Name | Type | Description |
|---|---|---|
| paymentNumber | number |
number of payment in the schedule |
| payment | number |
total amount of monthly loan paid |
| interestPayment | number |
amount of monthly interest payment |
| interestPaymentRounded | number |
rounded version of interestPayment |
| principalPayment | number |
amount of monthly principal payment |
| principalPaymentRounded | number |
rounded version of principalPayment |
| principalBalance | number |
balance of loan principal after payment |
| principalBalanceRounded | number |
rounded version of principalBalance |
| accInterest | number |
total interest paid so to date |
| accInterestRounded | number |
rounded version of accInterest |
Kind: global typedef
Properties
| Name | Type | Description |
|---|---|---|
| paymentNumber | number |
number of payment in the yearly schedule |
| payment | number |
total amount of yearly loan payment |
| paymentRounded | number |
rounded version of payment |
| interestPayment | number |
amount of yearly interest payment |
| interestPaymentRounded | number |
rounded version of interestPayment |
| principalPayment | number |
amount of yearly principal payment |
| principalPaymentRounded | number |
rounded version of principalPayment |
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