make(self::readers()[$ext]); } throw new FailedException('Dont Support The File Extension'); } /** * readers * * @time 2021年04月01日 * @return string[] */ protected static function readers(): array { return [ 'xlsx' => Xlsx::class, 'xml' => Xml::class, 'ods' => Ods::class, 'slk' => Slk::class, 'csv' => Csv::class, ]; } }