Ecs\Request\V20140526\CreateInstanceRequest::setDataDisk1DiskName PHP Method

    public function setDataDisk1DiskName($dataDisk1DiskName)
    {
        $this->dataDisk1DiskName = $dataDisk1DiskName;
        $this->queryParameters["DataDisk.1.DiskName"] = $dataDisk1DiskName;
    }