<cfset strList = "HAM,HAM,CHEESE,TOAST,CHEESE,HAM" />

<cfset listStruct = {} />


<cfloop list="#strList#" index="i">
	<cfset listStruct[i] = i />
</cfloop>

<cfdump var="#strList#" />
<cfdump var="#listStruct#" />
<cfdump var="#structKeyList(listStruct)#" />



<cfscript>
    strList = "HAM,HAM,CHEESE,TOAST,CHEESE,HAM";
    for(i=1;i<=ListLen(strList);i++){
        writeoutput(ListGetAt(strList,i));
        listStruct[i]  = ListGetAt(strList,i);
        }
        </cfscript>