For @SimianE

<cfset test = '{"ROWCOUNT":3,"COLUMNS":["IBASKETID","SBASKETUUID","DTDATECREATED","DTLASTUPDATED","SIPADDRESS","IUSERID","SBASKETNAME","SPROMOCODE","IBASKETLINEID","IITEMID","IQUANTITY"],"DATA":{"IBASKETID":[67,67,67],"SBASKETUUID":["1D7E5A40-AF1F-635F-38B88222F3B461EA","1D7E5A40-AF1F-635F-38B88222F3B461EA","1D7E5A40-AF1F-635F-38B88222F3B461EA"],"DTDATECREATED":["December, 08 2011 11:45:43","December, 08 2011 11:45:43","December, 08 2011 11:45:43"],"DTLASTUPDATED":["December, 08 2011 11:45:43","December, 08 2011 11:45:43","December, 08 2011 11:45:43"],"SIPADDRESS":["127.0.0.1","127.0.0.1","127.0.0.1"],"IUSERID":[0,0,0],"SBASKETNAME":[null,null,null],"SPROMOCODE":[null,null,null],"IBASKETLINEID":[75,76,77],"IITEMID":[22419448,38965,82562],"IQUANTITY":[1,1,1]}}'>
<cfset test2 = deserializeJSON(test, false)>
<cfset test3 = test2.iItemID>
<cfset list = valueList(test2.iItemID)>
<cfset newList = "">
<cfloop list="#list#" index=i>
    <cfset thisI = javacast("double",i)>
    <cfset newList=listAppend(newList, thisI)>
</cfloop>
<cfdump var="#test2#" >
<cfdump var="#newList#<br>">
<cfdump var="#valueList(test2.iItemID)#">