Nodejs Utililty Methods Array Transpose

Array.prototype.transpose = function() {
  var newArr = []
  for (var i = 0; i <= 2; i++) {
    newArr.push([]);
    for (var j = 0; j <= 2; j ++) {
      var originalElement = this[i][j];
      newArr[i].push(this[j][i]);
  return newArr;
};
console.log([[1, 2, 3], [4, 5, 6], [7, 8, 9]].transpose())

Array.prototype.transpose = function () {
  var transposed = [[],[],[]];
  for( var i = 0; i < this.length; i++) {
    for( var j = 0; j < this[i].length; j++) {
      var new_val = this[j][i]
      transposed[i][j] = new_val;
    };
  };
  return transposed;
...

Array.prototype.transpose = function () {
  var columns = [];
  for (var i = 0; i < this[0].length; i++) {
    columns.push([]);
  for (var i = 0; i < this.length; i++) {
    for (var j = 0; j < this[i].length; j++) {
      columns[j].push(this[i][j]);
  return columns;
};

util = require('util');
var identity = function(x) {
  return x;
};
var pair = function(a, b){
  return [a, b];
};
var isArray = function(a) {
  return a && typeof a === 'object' && a.constructor === Array;
...

Array.prototype.transpose = function() {
  var a = this,
    w = a.length ? a.length : 0,
    h = a[0] instanceof Array ? a[0].length : 0;
  if(h === 0 || w === 0) { return []; }
  var i, j, t = [];
  for(i=0; i<h; i++) {
    t[i] = [];
    for(j=0; j<w; j++) {
...

Array.prototype.transpose = function () {
  var transpose = [];
  for (var i = 0; i < this[0].length; i++) {
    var row = [];
    for (var j = 0; j < this.length; j++) {
      row.push(this[j][i]);
    transpose.push(row);
  return transpose;
};

Array.prototype.transpose = function () {
  const transposed = [];
  const rows = this.length;
  const cols = this[0].length;
  for (let c = 0; c < cols; c++) {
    let row = [];
    for (let r = 0; r < rows; r++) {
      row.push(this[r][c]);
    transposed.push(row);
  return transposed;
};
const arr1 = [1, 2, 2, 4, 6, 6];
const arr2 = [1, 0, -1, 2, -2];
const mat = [[1,2,3], [4,5,6]];

'use strict';
Array.prototype.transpose = function() {
  if(this.length === 0) return [];
  if(this[0].length === 0) return [[]];
  let transposeArray = [];
  for(let i = 0, j = this[0].length; i < j; i++) {
    transposeArray[i] = [];
    for(let x = 0, y = this.length; x < y; x++) {
      transposeArray[i].push(this[x][i]);
...

Array.prototype.transpose = function() {
  var new_matrix = [];
  for (var i = 0; i < this.length; i++) {
    new_matrix.push([]);
  for (var i=0; i < this.length; i++) {
    for (var j=0; j < this.length; j++) {
      new_matrix[j][i] = this[i][j];
  return new_matrix;
};

Array.prototype.transpose = function () {
  var transposed = [];
  for (var i = 0; i < this.length; i++) {
    transposed[i] = this[i].slice();
  for (var i = 0; i < this.length; i++) {
    for (var j = 0; j < this.length; j++) {
      transposed[j][i] = this[i][j];
    };
...