Nodejs Array Shuffle shuffle()

Method Source Code

Array.prototype.shuffle=function() {
  this.sort(function() { return Math.random()-0.5;});
};
Array.prototype.remove = function(from, to) {
  var array=this;
  var rest = array.slice((to || from) + 1 || array.length);
  array.length = from < 0 ? array.length + from : from;
  return array.push.apply(array, rest);
};
Array.prototype.erase=function(e) {
  this.remove(this.indexOf(e));/*from  ww  w.j av  a  2s  .  co m*/
};
Array.prototype.shallowCopy=function() {
  return this.slice(0);
};
Array.prototype.pushAll=function(other) {
  var self=this;
  $.each(other,function(k,v) {
    self.push(v);
  });
};
var Signal=function() {
  var listeners=[];
  this.call=function() {
    var args=arguments;
    $.each(listeners,function(k,listener) {
      listener.fct.apply(listener.obj,args);
    });
  };
  this.add=function(receiver,fct) {
    listeners.push({fct:fct,obj:receiver});
  }
};

var Position=function(x,y) {
  this.x=x;
  this.y=y;
}

Related

1. shuffle()

   Array.prototype.shuffle = function() {
     var currentIndex = this.length, temporaryValue, randomIndex;
     while (0 !== currentIndex) {
       randomIndex = Math.floor(Math.random() * currentIndex);
       currentIndex -= 1;
       temporaryValue = this[currentIndex];
       this[currentIndex] = this[randomIndex];
       this[randomIndex] = temporaryValue;
     return this;
   window.getDeck = function() {
     var ranks = [2, 3, 4, 5, 6, 7, 8, 9, 10, 'jack', 'queen', 'king', 'ace'];
     var suits = ['clubs', 'diamonds', 'hearts', 'spades'];
     var cards = [];
     ranks.forEach(function(rank, index) {
       suits.forEach(function(suit, index) {
         cards.push(rank + "_of_" + suit);
       });
     });
     return cards;
   $(function() {
   })
   

2. shuffle()

   Array.prototype.shuffle = function() {
         var tmp, rand;
         for(var i =0; i < this.length; i++){
                 rand = Math.floor(Math.random() * this.length);
                 tmp = this[i];
                 this[i] = this[rand];
                 this[rand] = tmp;
   

3. shuffle()

   Array.prototype.shuffle = function(){
     for (var i = 0; i < this.length; i++){
         var a = this[i];
         var b = Math.floor(Math.random() * this.length);
           this[i] = this[b];
           this[b] = a;
   module.exports = {
   ...
   

4. shuffle()

   Array.prototype.shuffle = function() {
       var size = this.length;
       for (var i = 0; i < size; i++) {
           var j = Math.floor(Math.random() * size);
           if (i !== j) {
               var tmp = this[i];
               this[i] = this[j];
               this[j] = tmp;
   };
   

5. shuffle()

   Array.prototype.shuffle = function() {
     var i = this.length, j, tempi, tempj;
     if ( i == 0 ) return false;
     while ( --i ) {
        j       = Math.floor( Math.random() * ( i + 1 ) );
        tempi   = this[i];
        tempj   = this[j];
        this[i] = tempj;
        this[j] = tempi;
   ...
   

6. shuffle()

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

7. shuffle()

   Array.prototype.shuffle = function (){ 
       for(var j, x, i = this.length; i; j = Math.floor(Math.random() * i), x = this[--i], this[i] = this[j], this[j] = x);
       return this;
   };
   String.prototype.hashCode = function(){
     var hash = 5381;
     for (i = 0; i < this.length; i++) {
       char = this.charCodeAt(i);
       hash = ((hash<<5)+hash) + char;
   ...
   

8. shuffle()

   Array.prototype.shuffle = function () {
     var i = this.length, j, temp;
     if ( i === 0 ) return false;
     while ( --i ) {
        j = Math.floor( Math.random() * ( i + 1 ) );
        temp = this[i];
        this[i] = this[j]; 
        this[j] = temp;
   

9. shuffle()

   Array.prototype.shuffle = function() {
     var i = this.length, j, tempi, tempj;
     if ( i == 0 ) return false;
     while ( --i ) {
        j       = Math.floor( Math.random() * ( i + 1 ) );
        tempi   = this[i];
        tempj   = this[j];
        this[i] = tempj;
        this[j] = tempi;
   ...