Nodejs Array Append Item add(other)

Method Source Code

// (C) 2016 Ricardo Cruz
// Add vector functionality to Array

Array.prototype.add = function(other) {
    console.assert(this.length == other.length, 'add: len(a) != len(b)');
    var ret = new Array(this.length);
    for(var i = 0; i < ret.length; i++)
        ret[i] = this[i] + other[i];/* w ww  . ja  v a 2  s. com*/
    return ret;
}

Related

1. add(elemento,duplicado)

   Array.prototype.add = function(elemento,duplicado) {
     if(duplicado===false){
       for (var i = 0; i < this.length; i++) {
         if(this[i]===elemento)
           return;
     this[this.length] = elemento;
   

2. add(index, element)

   Array.prototype.add = function(index, element) {
     if (arguments.length == 2) {
       this.splice(index, 0, element);
     } else {
       this.push(index);
   };
   

3. add(index, item)

   Array.prototype.add = function(index, item){
     if (item === undefined){
       item = index;
       index = 0;
     while (index > this.length){
       this.push(undefined);
     this.splice(index, 0, item);
   ...
   

4. add(item)

   var SEP = ',';
   Array.prototype.add = function(item) {
       for ( var i = 0; i < this.length; i++) {
           if (this[i] === item) {
               return this;
       this[this.length] = item;
       return this;
   ...
   

5. add(obj)

   Array.prototype.add = function (obj) {
       var i = this.length;
       this[i] = obj;
       return i;
   };
   

6. add(value)

   "use strict";
   Array.prototype.add = function(value) {
       this.push(value);