hi, i try you code MarkBaker but show me an error
Argument 1 passed to PHPExcel_Cell::attach() must be an instance of PHPExcel_CachedObjectStorage_CacheBase, instance of PHPExcel_Worksheet given, called in C:\xampp\htdocs\sistemanota\protected\vendors\PHPExcel\CachedObjectStorage\Memory.php on line 99 and defined
Argument 1 passed to PHPExcel_Cell::attach() must be an instance of PHPExcel_CachedObjectStorage_CacheBase, instance of PHPExcel_Worksheet given, called in C:\xampp\htdocs\sistemanota\protected\vendors\PHPExcel\CachedObjectStorage\Memory.php on line 99 and defined