Nodejs Utililty Methods Array Clear

var util = require('util');
Array.prototype.clear = function () {
    while (this.length) {
        this.pop();
};
Object.mapObjectToArray = function (object) {
    var keyValuePair = [];
    Object.keys(object).map(function (key) {
...

Array.prototype.clear=function(){
    this.length=0;

Array.prototype.clear = function() {
    while(this[0]) {
        this.splice(0,1);
function $(id) {
    return document.getElementById(id);
Array.prototype.map_init = function() {
...

;(function(){
Array.prototype.clear = function() {
  for(var i=0,l=this.length;i<l;i++) {
    var r = this.pop();
    if(typeof(r)=='object')
      if(r.constructor.name=='Array')
        r = r.clear();
      else if('clear' in r) 
        r = r.clear();
...

Array.prototype.clear = function(){
    this.length = 0;
};

Array.prototype.clear=function(){
  this.length=0;

Array.prototype.clear = function() {
  return this.splice(0,this.length);
};

Array.prototype.clear = Array.prototype.clear || function() {
    this.length = 0;
};

Array.prototype.clear = function () {
    this.length = 0;
    return this;
}; 

Array.prototype.clear = function(){
  this.splice(0, this.length);