Answer: Is this a valid use case for javascript closure?

answer re: Is this a valid use case for javascript closure?

Sep 3 '19

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I was trying to come up with a practical example of information-hiding/encapsulation and this is what my attempt so far

'use strict';

const bank = (accountHolderName, initialDeposit) => {
    let balance = initialDeposit;
    const add = (amount) => {
        balance += amount;
    }

    let subtract = (amount) => {
        balance

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