CFLib.org – Common Function Library Project

Description:
Reverses a list.

Return Values:
Returns a list.

Example:

<CFSET myList = "apples,oranges,pears,bananas">
<CFSET ReversedList = ListReverse(myList)>
<CFOUTPUT>
myList: #myList#<BR>
ReversedList: #ReversedList#
</CFOUTPUT>

Parameters:

Full UDF Source:

/**
 * Reverses a list.
 * Modified by RCamden to use var scope
 * 
 * @param list      List to be modified. 
 * @param delimiter      Delimiter for the list. Defaults to a comma. 
 * @return Returns a list. 
 * @author Stephen Milligan (spike@spike.org.uk) 
 * @version 2, July 17, 2001 
 */
function ListReverse(list) {

    var newlist = "";
    var i = 0;
    var delims = "";
    var thisindex = "";
    var thisitem = "";
    
    var argc = ArrayLen(arguments);
    if (argc EQ 1) {
        ArrayAppend(arguments,',');
    }
    delims = arguments[2];
    while (i LT listlen(list,delims))
    {    
    thisindex = listlen(list,delims)-i;
    thisitem = listgetat(list,thisindex,delims);
    newlist = listappend(newlist,thisitem,delims);
    i = i +1;
    }
 return newlist;
}