Custom list item rendering

Now we are going to take "custom" to a new level. This feature of COOP was inspired by Flex custom item renderers. Flex is a tag code framework for Flash-based applications. There is a feature of Flex where you pass in a data collection into a render list. Each item is evaluated and rendered smartly. It occurred to me that we could do the same thing with COOP. It was from this inspiration that the list render tag came into existence. Let's jump in and create a page called render.cfm and put in the following code:

<cfimport prefix="coop" taglib="/share/tags/coop"/>
<coop:coop>
  <coop:form id="myForm">
    <coop:list id="myRender_include" 
               data="Provolone,Swiss,TOFU"
               renderPath="#_getSiteRootPath()#render/includes/"
               renderInclude="cheese"/>
    <coop:submit value="Send Selection"/>
  </coop:form>
</coop:coop>

The first render method we will use will be the include method. We will...