JavaScript division with division operator

division-from-scratch-v2.js

// Input: int, divInt
// Output: int

// helper
  // return whole sets & remainder
  // input: int, divInt
  // output: [sets, remainder]

// main
  // fin str
  // whole sets
  // remainder

  // let res1 = helper();
    // whole sets = res[0]
    // remainder = res2[1]
    // fin str + whole sets + '.'

  // while remainder
    // let res2 = helper(rem * 10)
      // whole sets = res2[0]
      // remainder = res2[1]
      // fin str + wholesets

  // return parse int finstr


function divHelper(int, divInt) {
  let sets = 0;
  let count = 0;
  
  for (let i = 0; i < int; i++) {
     if (count < divInt) {
      count++;
     }
     if (count === divInt) {
      sets++;
      count = 0;
     }
  }
  return [sets, count];
}

function div(int, divInt) {
  let finStr = '';
  let sets = 0;
  let remainder = 0;
  
  let wholeRes = divHelper(int, divInt);
  sets = wholeRes[0];
  remainder = wholeRes[1];
  finStr = finStr + sets + '.';
  
  while (remainder && (finStr.length < 5)) {
    let subRes = divHelper(remainder * 10, divInt) {
      sets = subRes[0];
      remainder = subRes[1];
      finStr = finStr + sets;
    }
  }
  
  return parseInt(finStr);
}