static function openExcel($file_name)
{
require_once ROOT_PATH . 'includes/excel_reader.php';
self::$xls_reader = new Spreadsheet_Excel_Reader($file_name);
// Đọc file excel, hỗ trợ Unicode UTF-8
}
static function openExcel($file_name)
{
require_once ROOT_PATH . 'includes/excel_reader.php';
self::$xls_reader = new Spreadsheet_Excel_Reader($file_name);
// Đọc file excel, hỗ trợ Unicode UTF-8
}