CFLib.org – Common Function Library Project

Description:
This is the simplest way to remove null element and dangle delimiter from the given list.

Return Values:
Returns a string.

Example:

<cfset List1 = '1,2,,CF,,Oracle,Sql,,7,'>
<cfoutput>
    #List1#<br />
    #removeNullAndDangleDelimFromList(List1,',')#    
</cfoutput>

Parameters:

Full UDF Source:

/**
 * Remove null element and dangel delimiter from the list
 * 
 * @param lst      list to remove null elements and dangling delimiter (Required)
 * @param delim      list delimiter, defaults to comma "," (Optional)
 * @return Returns a string. 
 * @author Bharat Patel (bharat@isummation.com) 
 * @version 0, March 7, 2010 
 */
function removeNullAndDangleDelimFromList(lst){
    var listDelim=",";
    if (arraylen(arguments) gt 1)
        listDelim=arguments[2];
    return ArrayToList(ListToArray(arguments.lst,listDelim));
}