private function processEnclosedField($value, array $option)
    {
        // then, remove enclosure and line feed
        $cell = $this->trimEnclosure($value, $option['enclosure']);
        // replace the escape sequence "" to "
        $cell = $this->unescapeEnclosure($cell, $option['enclosure']);

        $this->setCell($cell);
        $this->col++;
        $this->continue = false;
    }