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jbmilgrom/BankAccount.assignment.js

Created November 29, 2019 18:16
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Highlight assignment of variable in closure construction
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BankAccount.assignment.js
const makeBankAccount = balance => ({
withdraw: amount => balance = balance - amount, // <-- assign `balance` a new value
checkBalance: () => balance
});
const bankAccount = makeBankAccount(100);
bankAccount.withdraw(20);
bankAccount.checkBalance(); // 80
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