<?xml version="1.0" encoding="utf-8"?>
  <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">
  
          <mx:Script>
                  <![CDATA[
                          import mx.collections.ArrayCollection;
                          
                          [Bindable]
                          public var myArray:Array = ["United States", "South Africa", "United Kingdom"];
                          
                          [Bindable]
                          public var myCollection:ArrayCollection = new ArrayCollection(["United States", "South Africa", "United Kingdom"]);
                          
                          public function addCountryToArray(country:String):void
                          {
                                  myArray.push(country);
                          }
                          
                          public function addCountryToCollection(country:String):void
                          {
                                  myCollection.addItem(country);
                          }
                          
                  ]]>
          </mx:Script>
          
          <mx:TextInput id="countryTextInput" text="Argentina" />
          
          <mx:Label text="Bound to Array" />
          <mx:Button click="addCountryToArray(countryTextInput.text)" label="Add Country to Array" />
          <mx:List dataProvider="{myArray}" width="200" />
          
          <mx:Label text="Bound to Collection" />
          <mx:Button click="addCountryToCollection(countryTextInput.text)" label="Add Country to Collection" />
          <mx:List dataProvider="{myCollection}" width="200" />
          
  </mx:Application>