PhpOffice\PhpPresentation\Shape\Chart\Type\AbstractType::getHashIndex PHP Метод

Note that this index may vary during script execution! Only reliable moment is while doing a write of a workbook and when changes are not allowed.

public getHashIndex ( ) : string
Результат	string	Hash index

    public function getHashIndex()
    {
        return $this->hashIndex;
    }

AbstractType