// index may be omitted, in which case BeforeLast(',') is empty and
// AfterLast(',') is the whole string
if ( strFullPath.IsEmpty() ) {
strFullPath = strIndex;
// index may be omitted, in which case BeforeLast(',') is empty and
// AfterLast(',') is the whole string
if ( strFullPath.IsEmpty() ) {
strFullPath = strIndex;