Nodejs Utililty Methods Array Bubble Sort

Array.prototype.bubbleSort = function () {
  let flag = false;
  while (flag === false) {
    flag = true;
    let i = 0;
    for (let j = i + 1; j < this.length; j++) {
      if (this[i] > this[j]) {
        flag = false;
        let holder = this[i];
...

Array.prototype.bubbleSort = function() {
  let sorted = false;
  while (!sorted){
    sorted = true;
    for (let i = 0; i < this.length - 1; i++) {
      let j = i + 1;
      if (this[i] > this[j]) {
        sorted = false;
        [this[i], this[j]] = [this[j], this[i]];
...

"use strict";
Array.prototype.bubbleSort = function () {
  let isSorted = false;
  while (!isSorted) {
    isSorted = true;
    for (let i = 0; i < (this.length - 1); i++) {
      if (this[i] > this[i + 1]) {
        let tmp = this[i];
        this[i] = this[i + 1];
...

Array.prototype.bubbleSort = function () {
  var unsorted = true;
  while (unsorted) {
    unsorted = false;
    for ( var i = 0; i < this.length - 1; i++ ) {
      if ( this[i] > this[i+1] ) {
        var placeholder = this[i];
        this[i] = this[i+1];
        this[i+1] = placeholder;
...

Array.prototype.bubbleSort = function () {
  let isSorted = false;
  while (!isSorted) {
    isSorted = true;
    for (let i = 0; i < (this.length - 1); i++) {
      if (this[i] > this[i + 1]) {
        [this[i], this[i + 1]] = [this[i + 1], this[i]];
        isSorted = false;
  return this;
};
console.log([5, 3, 4, 2, 1].bubbleSort());
String.prototype.substrings = function () {
  let substrings = [];
  for (let start = 0; start < this.length; start++) {
    for (let len = 1; (start + len) <= this.length; len++) {
      substrings.push(this.substring(start, start + len));
  return substrings;
};
console.log("abc".substrings());

Array.prototype.bubbleSort = function () {
  var unsorted = true;
  while (unsorted) {
    unsorted = false;
    for (i = 0; i < this.length - 1; i++) {
      if (this[i] > this[i + 1]) {
        var temp = this[i];
        this[i] = this[i + 1];
        this[i + 1] = temp;
...

Array.prototype.bubbleSort = function() {
  var secondArray = this.slice(0);
  for(var j = 0; j <= secondArray.length; j++) {
    for(var i = 0; i < secondArray.length-1; i++) {
      var first_el = secondArray[i];
      var second_el = secondArray[i+1];
      if(first_el > second_el) {
        secondArray[i] = second_el;
        secondArray[i+1] = first_el;
...

function factors(num) {
  for(let i=0; i <=num; i++ ) {
    if (num % i === 0) {
      console.log(i);
Array.prototype.bubbleSort = function () {
  let sorted = false;
...

var fibonacci = function(num) {
  var fibs = [0, 1];
  if (num < 3) {
    return fibs.slice(0, num);
  while (fibs.length < num) {
    fibs.push(fibs[fibs.length - 1] + fibs[fibs.length - 2]);
  return fibs;
...

Array.prototype.bubbleSort = function() {
  var temp;
  for(var i = 0; i < this.length - 1; i++) {
    for(var z = 0; z <= this.length - i - 1; z++) {
      if(this[z] > this[z + 1]) {
        temp = this[z + 1];
        this[z + 1] = this[z];
        this[z] = temp;
  return this;
var a = [23,34,55,24,51,56,27,29];
a.bubbleSort();
console.log(a);