Nodejs Utililty Methods Array Move

Array.prototype.move = function (from, to) {
  this.splice(to, 0, this.splice(from, 1)[0]);
};

Array.prototype.move = function(from, to) {
    if (Object.prototype.toString.call(this) !== '[object Array]') {
        throw new TypeError("`this` must be Array, not " + typeof this);
    if (typeof from !== 'number') {
        throw new TypeError("argument[0] must be number, not " + typeof from);
    if (typeof to !== 'number') {
        throw new TypeError("argument[1] must be number, not " + typeof to);
...

Array.prototype.move = function (from, to) {
  this.splice(to, 0, this.splice(from, 1)[0]);
};

Array.prototype.move = function(from, to) {
  if (from >= this.length) return 'no target'
  var a = this.concat()
  var e = a.splice(from, 1)[0]
  if (to > a.length) {
    a[to] = e
  } else {
    a.splice(to, 0, e)
  return a
var ArrayTest = ['a', 'b', 'e']
console.log("the origin array below")
console.log(ArrayTest.toString())
var newArr = ArrayTest.move(0, 2)
console.log((newArr).toString() + "\nWE DID ITTT :D")

Array.prototype.move = function(oldIndex, newIndex) {
  if (isNaN(newIndex) || isNaN(oldIndex) || oldIndex < 0 || oldIndex >= this.length) {
    return;
  if (newIndex < 0) {
    newIndex = this.length - 1;
  } else if (newIndex >= this.length) {
    newIndex = 0;
  this.splice(newIndex, 0, this.splice(oldIndex, 1)[0]);
  return newIndex;
};

Array.prototype.move = function(oldIndex,newIndex){
  return this.splice(newIndex, 0, this.splice(oldIndex, 1)[0]);

Array.prototype.move = function(old_index, new_index) {
  if (new_index >= 0 && new_index < this.length)
  this.splice(new_index, 0, this.splice(old_index, 1)[0]);
  return this;
};

Array.prototype.move = function (old_index, new_index) {
  if (new_index >= this.length) {
    let k = new_index - this.length;
    while ((k--) + 1) {
      this.push(undefined);
  this.splice(new_index, 0, this.splice(old_index, 1)[0]);
  return this; 
...

Array.prototype.move = function (old_index, new_index) {
    if (new_index >= this.length) {
        var k = new_index - this.length;
        while ((k--) + 1) {
            this.push(undefined);
    this.splice(new_index, 0, this.splice(old_index, 1)[0]);
    return this; 
...

"use strict";
Array.prototype.move = function (old_index, new_index) {
  if (new_index >= this.length) {
    var k = new_index - this.length;
    while (k-- + 1) {
      this.push(undefined);
  this.splice(new_index, 0, this.splice(old_index, 1)[0]);
...