Result of using insert() and remove() on the current property

            
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<!-- dpcontrols\GetAddRemoveItems.mxml -->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
    xmlns:s="library://ns.adobe.com/flex/spark"
    xmlns:mx="library://ns.adobe.com/flex/mx" initialize="initData();">
    <s:layout>
        <s:VerticalLayout />
    </s:layout>
    <fx:Script>
         
        import mx.collections.*; 
        public var myArray:Array = [{label:"MA", data:"Massachusetts"}, 
                                    {label:"MN", data:"Minnesota"}, {label:"MO", data:"Missouri"}]; 
        [Bindable] 
        public var myAC:ArrayCollection; 
        public var myCursor:IViewCursor; 
        /* Initialize the ArrayCollection when you 
        initialize the application. */ 
        public function initData():void { 
            myAC = new ArrayCollection(myArray); 
        } 
        /* The function to change the collection, 
        and therefore the Array. */ 
        public function testCollection():void { 
            /* Get an IViewCursor object for accessing the collection data. */ 
            myCursor=myAC.createCursor(); 
            ta1.text="At start, the cursor is at: " + myCursor.current.label + "."; 
            var removedItem:String=String(myCursor.remove()); 
            ta1.text+="\nAfter removing the current item, the cursor is at: "+ myCursor.current.label + "."; 
            myCursor.insert({label:"ME", data:"Augusta"}); 
            ta1.text+="\nAfter adding an item, the cursor is at: " + myCursor.current.label + "."; 
        } 
      
    </fx:Script>
    <s:ComboBox id="myCB" dataProvider="{myAC}" />
    <s:TextArea id="ta1" height="75" width="350" />
    <s:Button label="Run Test" click="testCollection();" />
</s:Application>

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Result of using insert() and remove() on the current property : ArrayCollection « Data Model « Flex

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