Nodejs Array Random randomPick()

Method Source Code

Array.prototype.randomPick = function() {

  var index = Math.floor(Math.random() * this.length);
  return this[index];

}

Related

1. randomElement()

   Array.prototype.randomElement = function () {
       return this[Math.floor(Math.random() * this.length)]
   

2. randomElement()

   function Weather() {
     this.currentWeather = ['stormy', 'sunny', 'sunny', 'sunny'].randomElement();
   Array.prototype.randomElement = function () {
     return this[Math.floor(Math.random() * this.length)];
   };
   

3. randomElement()

   Array.prototype.randomElement = function () {
       return this[Math.floor(Math.random() * this.length)]
   };
   function shuffle(array) {
     var currentIndex = array.length, temporaryValue, randomIndex ;
     while (0 !== currentIndex) {
       randomIndex = Math.floor(Math.random() * currentIndex);
       currentIndex -= 1;
       temporaryValue = array[currentIndex];
   ...
   

4. randomPick()

   Array.prototype.randomPick = function () {
       return this[_.random(this.length - 1)];
   };
   

5. randomPick()

   Array.prototype.randomPick = function () {
       return this[Math.floor(Math.random()*this.length)];
   };
   

6. randomRemove()

   Array.prototype.randomRemove = function () {
     return this.splice(Math.floor(Math.random() * this.length), 1)[0];
   

7. random_item()

   'use strict';
   Array.prototype.random_item = function () {
       return this[Math.floor(Math.random() * this.length)];
   };
   var printError = function (msg) {
       var newline = document.createElement('br');
       var content = document.createTextNode(msg);
       var messages = document.getElementById('messages');
       messages.appendChild(content);
   ...
   

8. randomise()

   Array.prototype.randomise = function() {
       return this.sort(function() { return 0.5 - Math.random() });
   

9. randomize()

   Array.prototype.randomize = function() {
     var result = [];
     while (this.length) {
       var index = this.indexOf(this.random());
       result.push(this.splice(index, 1)[0]);
     return result;