Nodejs Array Clone clone(deep)

Method Source Code

'use strict';/*from   ww w  . j a v a2s .com*/

// Clone kit

function clone_array(src, deep) {
   var result = [];
   var i, l = src.length;

   for (i = 0; i < l; i++) {
      if (deep)
         result.push(clone(src[i], deep));
      else
         result.push(src[i]);
   }

   return(result);
}

function clone_object(src, deep) {
   var result = {};

   Object.forEach(src, function(key, val) {
      if(deep)
         result[key] = clone(val, deep);
      else
         result[key] = val;
   });
   
   return(result);
}

function clone(src, deep) {
   return(Array.isArray(src) ? clone_array(src, deep) : (Object.isObject(src) ? clone_object(src, deep) : src));
}

// Globals
Array.prototype.clone = function(deep) {
   return(clone_array(this, deep));
}

Object.clone = clone_object;

module.exports = clone;
module.exports.object = clone_object;
module.exports.array = clone_array;

Related

1. clone()

   Array.prototype.clone = function () {
       return this.slice(0);
   };
   

2. clone()

   Array.prototype.clone = function () {
     var a = new Array(); 
     for (var property in this) {
       a[property] = typeof (this[property]) == 'object' ? this[property].clone() : this[property]
     return a
   

3. clone()

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

4. clone()

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

5. clone()

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

6. cloneReserva()

   Array.prototype.cloneReserva = function() {
      var arr = [];
      for(var i = 0; i < this.length ; i++){
          obj = {
            reservaId   : this[i].reservaId,      
             color       : this[i].color, 
             timeStart   : new Date(this[i].timeStart),  
             timeEnd     : new Date(this[i].timeEnd),  
             reservedBy  : this[i].reservedBy, 
   ...
   

7. Clone()

   Array.prototype.Clone = function()
       var n = [];
       var s = this.constructor;
       for ( var i in this )
           if ( !s[ i ] )
               if ( this[ i ] != null && typeof this[ i ] == typeof [] )
                   n[ i ] = this[ i ].Clone();
   ...
   

8. _clone()

   Array.prototype._clone = function() {
       var ar = [];
       for(var i = 0; i < this.length; i++) {
           ar.push(this[i]);
       return ar;
   

9. deepClone()

   Array.prototype.deepClone = function () {
     return JSON.parse(JSON.stringify(this));
   };