Nodejs Array Even even()

Method Source Code

Array.prototype.even = function()
{
  var ret = new Array();
  
  this.forEach(function(a) {
    if (0 == a % 2) {
      ret.push(a);// w  w  w.  jav a 2  s.  c o  m
    }
  });
  
  return ret;
}

Related

1. even()

   Array.prototype.even = function(){
       return this.filter((element) => element % 2 == 0);
   

2. even()

   Array.prototype.even = function () { 
     return this.filter(function(value) { 
       return value % 2 == 0; 
     }); 
   

3. even()

   Array.prototype.even = function () {
     return this.filter(function (e) {
       return !(e % 2);
     });
   };
   

4. even()

   Array.prototype.even = function () {
     return this.filter((item) => {
       return item % 2 === 0;
     });
   };
   

5. even()

   Array.prototype.even = function(){
       let even = new Array();
       for(const e of this){
           if(!isNaN(e) && (e % 2 === 0))
               even.push(e);
       return even;
   Array.prototype.odd = function(){
   ...
   

6. even()

   Array.prototype.even = function(){
     var newArr = [];
     for (var i of this){
       if (i % 2 === 0){
         newArr.push(i);
     return newArr;
   

7. even()

   Array.prototype.even = function(){
     return this.filter(x=> x%2 == 0?x:'');
   

8. evens()

   Array.prototype.evens = function () {
     var a = [], o = this;
     for (var i = 0; i < o.length; i++) {
       if (i%2!=0) a.push(o[i]);
     return a;
   };