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- const makeGreeter = () => {
- let closureGreeting = 'Hello'
- let innerGreeter = user => {
- return `${closureGreeting}, ${user.firstName}`
- }
- closureGreeting = 'Hi'
- return innerGreeter
- }
- userGreetingMessage = makeGreeter()
- userGreetingMessage({firstName: 'Krzysztof'})
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