Box\Spout\Common\Escaper\ODS::unescape PHP Метод

Unescapes the given string to make it compatible with XLSX

public unescape ( string $string ) : string
$string	string	The string to unescape
Результат	string	The unescaped string

    public function unescape($string)
    {
        return htmlspecialchars_decode($string, ENT_QUOTES);
    }

ODS