Dataproc/src/V1beta2/InstanceGroupConfig.php
public function setDiskConfig($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Dataproc\V1beta2\DiskConfig::class);
        $this->disk_config = $var;

        return $this;
    }
public function setDiskConfig($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Dataproc\V1beta2\DiskConfig::class);
        $this->disk_config = $var;

        return $this;
    }
public function setDiskConfig ( $ var ) { GPBUtil :: checkMessage ( $ var , \ Google \ Cloud \ Dataproc \ V1beta2 \ DiskConfig :: class ) ; $ this -> disk_config = $ var ; return $ this ; }
Optional. Disk option config settings.

Generated from protobuf field <code>.google.cloud.dataproc.v1beta2.DiskConfig disk_config = 5;</code>
@param \Google\Cloud\Dataproc\V1beta2\DiskConfig $var
@return $this
Optional . Disk option config settings .