Nodejs Array Get Object getItemByIndex( i )

Method Source Code

Array.prototype.getItemByIndex = function( i ) {
  me = this;/*www.j av  a  2  s.co  m*/
   return me[i];
}

a = [ '11', '22', '33' ];
a.getItemByIndex( 1 );

Related

1. getIndexBy(name, value)

   angular
       .module('app', [
           'angular.filter',
           'ui.router',
           'ngAnimate',
           'ngMaterial',
           'user',
           'login',
           'register',
   ...
   

2. getIndexByKey(name)

   Array.prototype.getIndexByKey = function(name) {
     for (var i = 0; i < this.length; i++) {
       if (this[i][name]) {
         return i;
     return -1;
   

3. getIndexByVal(key,val)

   Array.prototype.getIndexByVal=function(key,val){
       for (var i in this){
           if(this[i].hasOwnProperty(key)){
               if(this[i][key]===val){
                   return i
       return false
   ...
   

4. getIndexByValue(value)

   Array.prototype.getIndexByValue = function (value) {
       var index = -1;
       for (var i = 0; i < this.length; i++) {
           if (this[i] == value) {
               index = i;
               break;
       return index;
   ...
   

5. getIndexFromID(id)

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

6. getItemFromID(id)

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

7. getObjHasKey(key)

   Array.prototype.getObjHasKey=function(key){
       for (var i in this){
           if(this[i].hasOwnProperty(key)){
               return i
       return false
   

8. getObjectBy(field, withValue)

   Array.prototype.getObjectBy = function(field, withValue)
     for (var i = 0; i < this.length; i++) {
       if(this[i][field] == withValue)
         return this[i];
     return null;
   

9. getObjectByKey(key, value)

   Array.prototype.getObjectByKey = function(key, value){
     var toReturn = null
     $.each(this, function(i, object){
       if(object[key] == value){
         toReturn = object
         return false
     })
     return toReturn
   ...