CFLib.org – Common Function Library Project

Description:
Returns the number of list element in a given list, but counts empty-strings as bona-fide list elements.

Return Values:
Returns a number.

Example:

<cfset TestList = "1|2|3||5">
<cfset TestList2 = "||">
<cfoutput>
List #TestList# has #ListLenIncNulls(TestList,"|")# element(s) when empty strings 
are counted as list elements.<br>
List #TestList2# has #ListLenIncNulls(TestList2,"|")# element(s) when empty strings 
are counted as list elements.
</cfoutput>

Parameters:

Full UDF Source:

/**
 * Length of list including empty elements.
 * 
 * @param list      List to parse. (Required)
 * @param delimiters      List delimiters. Only one character allow.  Defaults to a comma. (Optional)
 * @return Returns a number. 
 * @author Tom Litt (tom@oxbowbooks.com) 
 * @version 1, September 29, 2003 
 */
function listLenIncNulls(list) {
    var delimiter = ",";
    if(arrayLen(Arguments) GT 1) delimiter = left(arguments[3],1);
    return val(len(list) - len(replace(list,delimiter,"","ALL")) + 1);
}