NodeOPCUA API Documentation
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    Interface UAVariableTypeT<T, DT>

    interface UAVariableTypeT<T, DT extends DataType> {
        arrayDimensions: number[] | null;
        browseName: QualifiedName;
        dataType: NodeId;
        historizing: boolean;
        isAbstract: boolean;
        minimumSamplingInterval: number;
        nodeClass: VariableType;
        nodeId: NodeId;
        onFirstBrowseAction?: (this: BaseNode) => Promise<void>;
        subtypeOf: NodeId | null;
        subtypeOfObj: UAVariableType | null;
        valueRank: number;
        get accessRestrictions(): AccessRestrictionsFlag | undefined;
        get addressSpace(): IAddressSpace;
        get description(): LocalizedText;
        get displayName(): LocalizedText[];
        get modellingRule(): ModellingRuleType | undefined;
        get namespace(): INamespace;
        get namespaceIndex(): number;
        get namespaceUri(): string;
        get parentNodeId(): NodeId | undefined;
        get rolePermissions(): RolePermissionType[] | undefined;
        addReference(options: AddReferenceOpts): void;
        allReferences(): UAReference[];
        browseNode(
            browseDescription: BrowseDescriptionOptions2,
            session?: ISessionContext,
        ): ReferenceDescription[];
        browseNodeByTargetName(
            relativePathElement: RelativePathElement,
            isLast: boolean,
        ): NodeId[];
        emit<K extends keyof BaseNodeEvents>(
            event: K,
            ...args: Parameters<BaseNodeEvents[K]>,
        ): boolean;
        findReference(
            referenceType: string | NodeId | UAReferenceType,
            isForward?: boolean,
        ): UAReference | null;
        findReferences(
            referenceType: string | NodeId | UAReferenceType,
            isForward?: boolean,
        ): UAReference[];
        findReferencesAsObject(
            referenceType: string | NodeId | UAReferenceType,
            isForward?: boolean,
        ): BaseNode<BaseNodeEvents>[];
        findReferencesEx(
            referenceType: string | NodeId | UAReferenceType,
            browseDirection?: BrowseDirection,
        ): UAReference[];
        findReferencesExAsObject(
            referenceType: string | NodeId | UAReferenceType,
            browseDirection?: BrowseDirection,
        ): BaseNode<BaseNodeEvents>[];
        fullName(): string;
        getAccessRestrictions(inherited: boolean): AccessRestrictionsFlag;
        getAggregates(): BaseNode<BaseNodeEvents>[];
        getBasicDataType(): DataType;
        getChildByName(
            browseName: QualifiedNameOptions,
        ): BaseNode<BaseNodeEvents> | null;
        getChildByName(
            browseName: string,
            namespaceIndex?: number,
        ): BaseNode<BaseNodeEvents> | null;
        getDisplayName(locale?: string): string;
        getEventSourceOfs(): BaseNode<BaseNodeEvents>[];
        getEventSources(): BaseNode<BaseNodeEvents>[];
        getNodeVersion(): UAProperty<UAString, String> | null;
        getRolePermissions(inherited: boolean): RolePermissionType[] | null;
        install_extra_properties(): void;
        instantiate(options: InstantiateVariableOptions): UAVariableT<T, DT>;
        isDisposed(): boolean;
        isSubtypeOf(type: NodeIdLike | UAVariableType): boolean;
        isSupertypeOf(type: NodeIdLike | UAVariableType): boolean;
        listenerCount<K extends keyof BaseNodeEvents>(event: K): number;
        off<K extends keyof BaseNodeEvents>(
            event: K,
            listener: BaseNodeEvents[K],
        ): this;
        on<K extends keyof BaseNodeEvents>(
            event: K,
            listener: BaseNodeEvents[K],
        ): this;
        once<K extends keyof BaseNodeEvents>(
            event: K,
            listener: BaseNodeEvents[K],
        ): this;
        readAttribute(
            context: ISessionContext | null,
            attributeId: AttributeIds,
            indexRange?: NumericRange,
            dataEncoding?: QualifiedNameLike | null,
        ): DataValue;
        removeAllListeners(): void;
        removeListener<K extends keyof BaseNodeEvents>(
            event: K,
            listener: BaseNodeEvents[K],
        ): void;
        removeReference(referenceOpts: AddReferenceOpts): void;
        setAccessRestrictions(accessRestrictions: AccessRestrictionsFlag): void;
        setDescription(value: LocalizedTextLike | null): void;
        setDisplayName(value: LocalizedTextLike | LocalizedTextLike[]): void;
        setMaxListeners(n: number): void;
        setRolePermissions(rolePermissions: RolePermissionTypeOptions[]): void;
        writeAttribute(
            context: ISessionContext | null,
            writeValue: WriteValueOptions,
            callback: (err: Error | null, statusCode?: StatusCode) => void,
        ): void;
    }

    Type Parameters

    Hierarchy (View Summary)

    Index

    Properties

    arrayDimensions browseName dataType historizing isAbstract minimumSamplingInterval nodeClass nodeId onFirstBrowseAction? subtypeOf subtypeOfObj valueRank

    Accessors

    accessRestrictions addressSpace description displayName modellingRule namespace namespaceIndex namespaceUri parentNodeId rolePermissions

    Methods

    addReference allReferences browseNode browseNodeByTargetName emit findReference findReferences findReferencesAsObject findReferencesEx findReferencesExAsObject fullName getAccessRestrictions getAggregates getBasicDataType getChildByName getDisplayName getEventSourceOfs getEventSources getNodeVersion getRolePermissions install_extra_properties instantiate isDisposed isSubtypeOf isSupertypeOf listenerCount off on once readAttribute removeAllListeners removeListener removeReference setAccessRestrictions setDescription setDisplayName setMaxListeners setRolePermissions writeAttribute

    Properties

    arrayDimensions: number[] | null
    browseName: QualifiedName
    dataType: NodeId
    historizing: boolean
    isAbstract: boolean
    minimumSamplingInterval: number
    nodeClass: VariableType
    nodeId: NodeId
    onFirstBrowseAction?: (this: BaseNode) => Promise<void>
    subtypeOf: NodeId | null
    subtypeOfObj: UAVariableType | null
    valueRank: number

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