Scalable implementation of FizzBuzz problem

FizzBuzz.js

'use strict';

for(let i = 1; i <= 100; i++) {
  let out = '';
	
  if(i % 3 == 0) {
    out = 'fizz';
  }
    
  if(i % 5 == 0) {
    out += 'buzz';
  }

  if(!out) {
    out = i
  }
  
  console.log(out);
}