A lot of Flex components support the itemRenderer property, to customize their item layout.
In this article we’ll use the List component to display the RSS Actionscript.it Last 5 Tutorial content and we’ll define 3 itemRenderers to switch 3 different content views at runtime.

Test online demo

Problem: when you bind the data property inside an itemRenderer you got the following message:
warning: unable to bind to property ‘label’ on class ‘String’ (class is not an IEventDispatcher)

Solution: populate the data Provider using a Value Objects