how to check if elements of one list exist in another list in coldfusion
if there are 2 lists, and if we need to check elements of one list exists in another list. Then you can use the following code : <cfset list1 = "Red,Blue,Green,Yellow"> <cfset list2 = "Blue,White,Black"> <cfset isfound = false> <cfloop list="#list1#" index="item"> <cfif ListFind(list2, item)> <cfset isfound = true> <cfbreak> </cfif> </cfloop> <cfif isfound > <cfoutput>At least one item from list1 exists in list2</cfoutput> <cfelse> <cfoutput>No items from list1 found in list2</cfoutput> </cfif>