} else {
// not sure if row is correct here...!!!?
call_user_func($col_cfg['renderer'], $cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $cl);
} else {
// not sure if row is correct here...!!!?
call_user_func($col_cfg['renderer'], $cl[$col_cfg['dataIndex']], $worksheet, $r+1, $c, $cl);