Kata 6 - Repeating Numbers

kata6RepeatingNumbers.js

const repeatNumbers = function(data) {
  const strRepeater = [];
  for (let pair of data) {
    let tempStr = '';
    tempNum = pair[0].toString();
    for (let i = 0; i < pair[1]; i++) {
      tempStr += tempNum;
    }
    strRepeater.push(tempStr);
  }  
  return strRepeater.join(", ");
};

console.log(repeatNumbers([[1, 10]]));
console.log(repeatNumbers([[1, 2], [2, 3]]));
console.log(repeatNumbers([[10, 4], [34, 6], [92, 2]]));

/* Expected
1111111111
11, 222
10101010, 343434343434, 9292
*/