Using a function to combine the values of the label and data fields for each item for display in the List control

           
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    <!-- dpcontrols/ListLabelFunction.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">
    <fx:Script> 
         
        public function myLabelFunc(item:Object):String { 
            return item.data + ", " + item.label; 
        } 
      
    </fx:Script>
    <fx:Declarations>
        <mx:ArrayList id="myDP">
            <mx:source>
                <fx:Object label="AL" data="Montgomery" />
                <fx:Object label="AK" data="Juneau" />
                <fx:Object label="AR" data="Little Rock" />
            </mx:source>
        </mx:ArrayList>
    </fx:Declarations>
    <mx:List dataProvider="{myDP}" labelFunction="myLabelFunc" />
</s:Application>

Related examples in the same category

1.	Using labelField to tell List which column to present
2.	Combine label and data for List item
3.	Using a label function with one-column List-based components
4.	Using a label function to support a single-column List component
5.	Get selected item label from a list
6.	Drag and drop label value to a List
7.	Format List with labelFunction property
8.	Set label field for data source of List control
9.	Use a label function to concatenate the firstName and lastName fields of each data item for display by the control

Using a function to combine the values of the label and data fields for each item for display in the List control : List Label « Components « Flex

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