Nodejs Array Clone clone()

Method Source Code

Array.prototype.clone = function() {
   var results = new Array(this.length);
   for (var i = 0, len = this.length; i < len; i++) {
      results[i] = this[i];/*from   w  w  w. ja va  2 s  .  c  o  m*/
   }
   
   return results;
};

// refactored
Array.prototype.clone = function() {
   return [].concat(this);
};

Related

1. clone()

   Array.prototype.clone = function() {
       return this.slice();  
   };
   

2. clone()

   Array.prototype.clone = function () {
     var newArray = new Array();
     for(var index=0; index<this.length;index=index+1) {
       newArray[index] = this[index];
     return newArray;
   };
   

3. clone()

   var utils = {
     extend: function(orig, extra) {
       return Object.keys(extra).forEach(function(key) {
         orig[key] = extra[key];
       });
   };
   Array.prototype.clone = function() {
     return this.slice(0);
   ...
   

4. clone()

   Array.prototype.clone = function() {
       var arr = this.slice(0);
       for( var i = 0; i < this.length; i++ ) {
           if( this[i].clone ) {
               arr[i] = this[i].clone();
       return arr;
   

5. clone()

   Array.prototype.clone = function() {
       var arr = this.slice(0);
       for( var i = 0; i < this.length; i++ ) {
           if( this[i].clone ) {
               arr[i] = this[i].clone();
       return arr;
   

6. clone()

   Array.prototype.clone = function() {
       return [].concat(this);
   };
   function mySplit(str, ch) {
       var pos, start = 0, result = [];
       while ((pos = str.indexOf(ch, start)) != -1) {
           result.push(str.substring(start, pos));
           start = pos + 1;
       result.push(str.substr(start));
       return(result);    
   

7. clone()

   Array.prototype.clone = function() {
       var isArr = function(elm){
           return String(elm.constructor).match(/array/i) ? true : false;
       var cloner = function(arr){
           var arr2 = arr.slice(0), len = arr2.length;
           for(var i=0; i < len; i++){
               if( isArr(arr2[i]) )
                  arr2[i]=cloner( arr2[i] );
   ...
   

8. clone()

   Array.prototype.clone = function () {
       var cloneList = Array();
       for (var i = 0, a = 0; i < this.length; i++) {
           cloneList.add(this[i]);
       return cloneList;
   };
   

9. clone()

   Array.prototype.clone = function() {
     var clone = new Array(this.length);
     for (var i = 0; i < this.length; i++) {
       clone[i] = this[i];
     return clone;
   };