Repeat a string repeat a string 1

Tell us what’s happening:

Your code so far

function repeatStringNumTimes(str, num) {
  // repeat after me
  var output= " ";
  for(var i =0; i<num; i++){
    output += str;
  return output;

repeatStringNumTimes("abc", 3);

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Link to the challenge:

What is the error in this code? Please guide me for the algorithms of FreeCodeCamo as It seems very challenging for me. Thanks

The function’s output always have a space at the beginning. The output should start as an empty string.