Create an interface that allows to enter a sum of bank deposit and percentage, then calculates how much it will be after given periods of time.
Here’s the demo:
Any input change should be processed immediately.
The formula is:
// initial: the initial money sum // interest: e.g. 0.05 means 5% per year // years: how many years to wait let result = Math.round(initial * (1 + interest * years));