The classic

Fizzbuzz.js

function fizzBuzz(n) {
	for (let i = 1; i <= n; i++) {
		if (i % 15 === 0) return 'FizzBuzz'
		if (i % 5 === 0) return 'Buzz'
		if (i % 3 === 0) return 'Fizz'
		else {
			return i
		}
	}
}

fizzbuzzReturnArray.js

function fizzbuzz(n) {
  const results = []
	for (let i = 1; i <= n; i++) {
		if (i % 15 === 0) results.push('FizzBuzz')
    else if (i % 3 === 0) results.push('Fizz')
		else if (i % 5 === 0) results.push('Buzz')
		
		else {
			results.push(i)
		}
	}
  return results
}