Nodejs Utililty Methods String Repeat

String.prototype.repeat = function (times) {
    return new Array(times + 1).join(this);
};

String.prototype.repeat = function(times) {
   return (new Array(times + 1)).join(this);
};
for (i = 1; i <= 7; i++) {
  console.log('#'.repeat(i));

String.prototype.repeat = function(times){
    return new Array(times + 1).join(this).trim();

process.env.NODE_ENV = 'test';
var chai = require('chai');
chai.config.showDiff = false;
global.expect = chai.expect;
function repeat (str, times) {
  return new Array(times + 1).join(str);
global.repeat = repeat;
String.prototype.repeat = function (times) {
...

String.prototype.repeat = function(times) {
  var a = [this];
  for (var i = 0; i < times; i++) {
    a.push(this);
  return a.join("");

String.prototype.repeat = function(times) {
    times = times || 0;
    if (times < 0) {
        times = 0;
    return new Array(times + 1).join(this);
};

String.prototype.repeatMine = function () {
  var times = [].slice.call(arguments), 
    i,
    newStr = '' + this;
  if (times == Infinity) {
       throw new RangeError('repeat count must be less than infinity');
  times = Math.floor(times);
  if (times <= 0) {
...

String.prototype.repeat = String.prototype.repeat || function(num) {
  return Array(num + 1).join(this);
};

String.prototype.repeatify = String.prototype.repeatify || function(multiplier) {
  return new Array( multiplier + 1 ).join(this)
};

String.prototype.repeatify = function(n) {
  var str = ''
  for (var i = 0; i < n; i++) {
    str += this
  return str
console.log('hello'.repeatify(3))