Nodejs Array Selection Sort selectionSort()

Method Source Code

Array.prototype.selectionSort = function() {
  var sorted_array = [];
  var temp_array = this;
  var counter = 0;
  var arrEnd = this.length;
  while(counter < arrEnd) {
    var index = temp_array.indexOf(temp_array.min());
    var x = parseInt(temp_array.splice([index], 1).join(''))
    console.log(x);/*w  w  w . ja v a  2s.c  om*/
    sorted_array.push(x);
    counter += 1;
  }
  return sorted_array;
}
Array.prototype.bubbleSort = function() {
  var arrEnd = this.length - 1;
  var outerCounter = 0;
  while (outerCounter < arrEnd) {
    var innerCounter = 0;
    while (innerCounter < arrEnd) {
      if (this[innerCounter] > this[innerCounter + 1]) {
        var temp = this[innerCounter + 1];
        this[innerCounter + 1] = this[innerCounter];
        this[innerCounter] = temp ;
      };
      innerCounter += 1;
    };
    outerCounter += 1
  };
  return this
};

Array.prototype.min = function() {
  return Math.min.apply(null, this);
};


var array = [5, 10, 3, 15];
// console.log(array.min())
console.log("bubble");
console.log(array.bubbleSort());
console.log("selection");
console.log(array.selectionSort());

Related

1. selectSort()

   Array.prototype.selectSort = function(){
     var temp,min_index,len = this.length;
     for(var i = 0;i < len;i++){
       min_index = i;
       for(var j = i + 1;j < len;j++){
         if(this[j] < this[min_index]){
           min_index = j;
       if(min_index != i){
         temp = this[i];
         this[i] = this[min_index];
         this[min_index] = temp;
     return this;
   

2. selectionSort()

   Array.prototype.selectionSort = function () {
     var i, j, min;
     var temp;
     for (i = 0; i < this.length - 1; i++) {
       min = i;
       for (j = i + 1; j < this.length; j++) {
         if (this[min] > this[j]) {
           min = j;
         temp = this[min];
         this[min] = this[i];
         this[i] = temp;
   };
   

3. selectionSort()

   Array.prototype.selectionSort = function () {
       'use strict';
       var lastIndex = this.length,
           temp,
           i,
           j,
           smaller;
       for( i = 0 ; i < lastIndex ; i++){
           smaller = i;
   ...
   

4. selectionSort()

   Array.prototype.selectionSort=function(){
    var sorted=[];
    while(this.length){
     var minIndex=0;
     for(var i=0; i<=this.length;i++) {
      if (this[i] < this[minIndex]) {
       minIndex = i;
     sorted.push(this[minIndex]);
     this.splice(minIndex,1);
    this.push(sorted);
   };
   var numbers=[4, 1, 1, 4, 2, 3, 4, 4, 1, 2, 4, 9, 3  ];
   numbers.selectionSort();
   console.log('numbers=[4, 1, 1, 4, 2, 3, 4, 4, 1, 2, 4, 9, 3  ];');
   console.log(numbers.join(', '));
   

5. selectionSort()

   Array.prototype.selectionSort = function(){
       var sorted = [];
       while(this.length) {
           var minInd = 0;
           for (var ind = 0; ind < this.length; ind++) {
               if(this[ind] < this[minInd]) minInd = ind;
           sorted.push(this[minInd]);
           this.splice(minInd, 1);
   ...
   

6. selectionSort()

   Array.prototype.selectionSort = function () {
       for (var i = 0; i < this.length; i++) {
           var index = i;
           for (var j = i+1; j < this.length; j++) {
               if(this[j] < this[index]){
                   index = j;
           this.swap(i, index);
   ...