Which collection ids are being exported.

Generated from protobuf field <code>repeated string collection_ids = 6;</code>
@param string[]|\Google\Protobuf\Internal\RepeatedField $var
@return $this
183699
public function setCollectionIds($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
        $this->collection_ids = $arr;

        return $this;
    }
654046
public function setClusters($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\Dataproc\V1\Cluster::class);
        $this->clusters = $arr;

        return $this;
    }
161150
public function setResourceOwners($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
        $this->resource_owners = $arr;

        return $this;
    }
577611
public function setSelect($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Firestore\V1beta1\StructuredQuery_Projection::class);
        $this->select = $var;

        return $this;
    }
1358823
public function setTopics($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\PubSub\V1\Topic::class);
        $this->topics = $arr;

        return $this;
    }
873118
public function setGit($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\DevTools\Source\V1\GitSourceContext::class);
        $this->writeOneof(6, $var);

        return $this;
    }
106237
public function setMethods($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Method::class);
        $this->methods = $arr;

        return $this;
    }
1260701
public function setRowKeys($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::BYTES);
        $this->row_keys = $arr;

        return $this;
    }
1349398
public function setColumns($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\Bigtable\V2\Column::class);
        $this->columns = $arr;

        return $this;
    }
847395
public function setFieldFilter($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Firestore\V1\StructuredQuery_FieldFilter::class);
        $this->writeOneof(2, $var);

        return $this;
    }
782718
public function setInstances($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\Bigtable\Admin\V2\Instance::class);
        $this->instances = $arr;

        return $this;
    }
518659
public function setOrder($var)
    {
        GPBUtil::checkEnum($var, \Google\Cloud\Firestore\Admin\V1\Index_IndexField_Order::class);
        $this->writeOneof(2, $var);

        return $this;
    }
1196903
public function setField($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
        $this->field = $arr;
        $this->has_field = true;

        return $this;
    }
532163
public static Object getVariable(PageContext pc, Collection collection, String var) throws PageException {
	StringList list = parse(pc, new ParserString(var), false);
	if (list == null) throw new InterpreterException("invalid variable declaration [" + var + "]");

	while (list.hasNextNext()) {
	    collection = Caster.toCollection(collection.get(KeyImpl.init(list.next())));
	}
	return collection.get(KeyImpl.init(list.next()));
    }
1164768
public function setGroupId($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
        $this->group_id = $arr;

        return $this;
    }
207796
public function setManagedCluster($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Dataproc\V1\ManagedCluster::class);
        $this->writeOneof(1, $var);

        return $this;
    }
1237225
public function setMembers(&$var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Etcdserverpb\Member::class);
        $this->members = $arr;
    }