testCombox.mxml

<?xml version="1.0"?>
<!-- Simple example to demonstrate the ComboBox control. -->
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">

    <mx:Script>
        <![CDATA[
            import mx.collections.ArrayCollection;

            [Bindable]
            public var cards:ArrayCollection = new ArrayCollection(
                [ {label:"Visa", data:1}, 
                  {label:"123456789E789", data:2}, 
                  {label:"American Express", data:3} ]);
        
            private function closeHandler(event:Event):void {
                myLabel.text = "You selected: " +  ComboBox(event.target).selectedItem.label;
                myData.text = "Data: " +  ComboBox(event.target).selectedItem.data;
            }     
        ]]>
    </mx:Script>

	<!--
    	<mx:XML source="test.xml" id="usersXML" />
        
      
    -->
    
    <mx:Script>
    	<![CDATA[
    		[Bindable]
    		public var useid:int = 5;
    	]]>
    </mx:Script>
    <mx:XML id="usersXML">
    	<root>
    		<users>
    			<user>90346E103</user>
    			<user>12345E456789</user>
    			<user>123456789E4678</user>
    		</users>
    	</root>
    </mx:XML>
    <mx:XML id="usersXML2">
    	<root>
	    	<cusips>
	    		<id>50346E103</id>
	    		<id>20346E103</id>
	    		<id>22345</id>
	    		<id>32345</id>
	    	</cusips>
    	</root>
    </mx:XML>
    
    <mx:Label text="Name:" />
	<mx:TextInput id="myTextInput" change="myTextArea.text=usersXML2.toXMLString()" />
	<mx:TextArea id="myTextArea" width="250" height="100" />
	
	<mx:Label text="ComboBox:" />
	  <mx:ComboBox dataProvider="{usersXML.users.user}" width="150" />
	  
	<mx:Label text="ComboBox2:" />
	  <mx:ComboBox editable="true" dataProvider="{usersXML2.cusips.id}" width="150" />
	  
	<mx:List dataProvider="{usersXML2.cusips.id}" width="150" />  
	        
    <mx:Panel title="ComboBox Control Example" 
        height="75%" width="75%" layout="horizontal"
        paddingTop="10" paddingBottom="10" paddingLeft="10" paddingRight="10">

        <mx:ComboBox dataProvider="{cards}" width="150" 
            close="closeHandler(event);"/>

        <mx:VBox width="250">
            <mx:Text  width="200" color="blue" text="Select a type of credit card."/>
            <mx:Label id="myLabel" text="You selected:"/>
            <mx:Label id="myData" text="Data:"/>
        </mx:VBox>         

    </mx:Panel>    
    
</mx:Application>