Repeat a String X Number of Times

repeatString.js

// Repeat a given string (first argument) num times (second argument). Return an empty string if num is not a positive number.

function repeatStringNumTimes(str, num) {
  let finalStr = "";
  while(0 < num) {
    finalStr += str;
      num--;
  }
    return finalStr;
}

console.log(repeatStringNumTimes("abc", 3));
console.log(repeatStringNumTimes("*", 8));
console.log(repeatStringNumTimes("abc", -2));