protected function extractReturnFile()
    {
        $header = $this->registries[0];

        return [
            'sequence' => (int) $header->file_sequence,
            'emission' => static::parseDate($header->record_date),
            'charging' => $this->extractCharging(),
        ];
    }
protected function extractReturnFile()
    {
        $header = $this->registries[0];

        return [
            'sequence' => (int) $header->file_sequence,
            'emission' => static::parseDate($header->record_date),
            'charging' => $this->extractCharging(),
        ];
    }
protected function extractReturnFile ( ) { $ header = $ this -> registries [ 0 ] ; return [ 'sequence' => ( int ) $ header -> file_sequence , 'emission' => static :: parseDate ( $ header -> record_date ) , 'charging' => $ this -> extractCharging ( ) , ] ; }
Extracts data about the Return File

@return mixed[]
Extracts data about the Return File