loan-amount-calculator
Library for calculating loan interest, payment amounts. Contains 2 main parts:
- Interest calculator
- Payment amount calculator (supports annuity and equal principal payments)
Basic usage
Interest calculator
// Rate for 30 days
$yearlyInterestRate = 360;
$ratePerPeriod = $yearlyInterestRate / 360 * 30;
// Present value from where interest is calculated
$presentValue = 5000;
$calculator = new InterestAmountCalculator();
$interestAmount = $calculator->getInterestAmount($presentValue, $ratePerPeriod);
echo $interestAmount; // 1500