Prado\Web\UI\ActiveControls\TActiveFileUpload::onUnload PHP Метод

    public function onUnload($param)
    {
        if ($this->getPage()->getIsCallback() && $this->getHasFile() && file_exists($this->getLocalName())) {
            unlink($this->getLocalName());
        }
        parent::onUnload($param);
    }