# API Changes in v2.9 > Reference: API changes of Opc.UaFx.Advanced in v2.9: 182 added, 41 removed, 50 changed, 0 obsoleted.
Releases
v2.9.0, v2.9.1, v2.9.2, v2.9.2.1
Compared with
v2.8.3.1
Package
Opc.UaFx.Advanced
## Added ### Opc.UaFx | Symbol | Signature | |---|---| | [ILicenseInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.ilicenseinfo/)6 members | `public interface ILicenseInfo` | | [ILicenseType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.ilicensetype/)2 members | `public interface ILicenseType` | | [IOpcMethodCommand](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcmethodcommand/)3 members | `public interface IOpcMethodCommand` | | [IOpcNodeInfo.AttributeValue](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcnodeinfo/members#attributevalue-opc-uafx-opcattribute) | `object AttributeValue(OpcAttribute attribute)` | | [IOpcNodeInfo.AttributeValue<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcnodeinfo/members#attributevalue-t1-opc-uafx-opcattribute) | `T AttributeValue(OpcAttribute attribute)` | | [IOpcNodeInfo.Child](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcnodeinfo/members#child-opc-uafx-opcname) | `IOpcNodeInfo Child(OpcName name)` | | [IOpcNodeInfo.Children](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopcnodeinfo/members#children) | `IEnumerable Children()` | | [IOpcType.IsUnknown](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopctype/members#isunknown) | `bool IsUnknown { get; }` | | [IOpcTypeSystem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.iopctypesystem/)3 members | `public interface IOpcTypeSystem : IOpcTypeProvider` | | [Licenser.FailIfEvaluation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#failifevaluation) | `[Conditional("DEBUG")] public static void FailIfEvaluation()` | | [Licenser.FailIfExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#failifexpired) | `[Conditional("DEBUG")] public static void FailIfExpired()` | | [Licenser.FailIfSupportExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#failifsupportexpired) | `[Conditional("DEBUG")] public static void FailIfSupportExpired()` | | [Licenser.FailIfUnlicensed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#failifunlicensed) | `[Conditional("DEBUG")] public static void FailIfUnlicensed()` | | [Licenser.ThrowIfEvaluation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#throwifevaluation) | `public static void ThrowIfEvaluation()` | | [Licenser.ThrowIfExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#throwifexpired) | `public static void ThrowIfExpired()` | | [Licenser.ThrowIfSupportExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#throwifsupportexpired) | `public static void ThrowIfSupportExpired()` | | [Licenser.ThrowIfUnlicensed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#throwifunlicensed) | `public static void ThrowIfUnlicensed()` | | [OpcAddNodeCollection.InsertItem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddnodecollection/members#insertitem) | `protected override sealed void InsertItem(int index, OpcAddNode item)` | | [OpcAddNodeCollection.SetItem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddnodecollection/members#setitem) | `protected override sealed void SetItem(int index, OpcAddNode item)` | | [OpcAddObjectTypeNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddobjecttypenode/)11 members | `public class OpcAddObjectTypeNode : OpcAddTypeNode` | | [OpcAddTypeNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddtypenode/)3 members | `public abstract class OpcAddTypeNode : OpcAddNode` | | [OpcAddVariableNode.ArrayDimensions](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddvariablenode/members#arraydimensions) | `public OpcArrayDimensions ArrayDimensions { get; set; }` | | [OpcAddVariableTypeNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcaddvariabletypenode/)24 members | `public class OpcAddVariableTypeNode : OpcAddTypeNode` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-boolean-system-object-system-string) | `public OpcArgument(string name, OpcDataType dataType, bool isArray, object defaultValue, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-boolean-system-string) | `public OpcArgument(string name, OpcDataType dataType, bool isArray, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-boolean) | `public OpcArgument(string name, OpcDataType dataType, bool isArray)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-object-system-string) | `public OpcArgument(string name, OpcDataType dataType, object defaultValue, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-uint32-array) | `public OpcArgument(string name, OpcDataType dataType, params uint[] arrayDimensions)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-string) | `public OpcArgument(string name, OpcDataType dataType, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-uint32-array-system-object-system-string) | `public OpcArgument(string name, OpcDataType dataType, uint[] arrayDimensions, object defaultValue, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype-system-uint32-array-system-string) | `public OpcArgument(string name, OpcDataType dataType, uint[] arrayDimensions, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcdatatype) | `public OpcArgument(string name, OpcDataType dataType)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-boolean-system-object-system-string) | `public OpcArgument(string name, OpcNodeId dataTypeId, bool isArray, object defaultValue, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-boolean-system-string) | `public OpcArgument(string name, OpcNodeId dataTypeId, bool isArray, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-boolean) | `public OpcArgument(string name, OpcNodeId dataTypeId, bool isArray)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-object-system-string) | `public OpcArgument(string name, OpcNodeId dataTypeId, object defaultValue, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-uint32-array) | `public OpcArgument(string name, OpcNodeId dataTypeId, params uint[] arrayDimensions)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-string) | `public OpcArgument(string name, OpcNodeId dataTypeId, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-uint32-array-system-object-system-string) | `public OpcArgument(string name, OpcNodeId dataTypeId, uint[] arrayDimensions, object defaultValue, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid-system-uint32-array-system-string) | `public OpcArgument(string name, OpcNodeId dataTypeId, uint[] arrayDimensions, string description)` | | [OpcArgument](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcargument/members#opcargument-system-string-opc-uafx-opcnodeid) | `public OpcArgument(string name, OpcNodeId dataTypeId)` | | [OpcArrayDimensions](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcarraydimensions/)9 members | `public class OpcArrayDimensions : IReadOnlyList, IReadOnlyCollection, IEnumerable, IEnumerable` | | [OpcAttributes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcattributes/)23 members | `[Flags] public enum OpcAttributes` | | [OpcBrowseNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcbrowsenode/)26 members | `public class OpcBrowseNode : OpcNodeServiceCommand` | | [OpcBrowseNodeCollection](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcbrowsenodecollection/)1 member | `public class OpcBrowseNodeCollection : Collection, IList, ICollection, IReadOnlyList, IReadOnlyCollection, IEnumerable, IList, ICollection, IEnumerable` | | [OpcBrowseNodeDegree](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcbrowsenodedegree/)3 members | `public enum OpcBrowseNodeDegree` | | [OpcCertificateImpeachment](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opccertificateimpeachment/)2 members | `public enum OpcCertificateImpeachment` | | [OpcCertificateJudgementEventArgs](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opccertificatejudgementeventargs/)7 members | `public class OpcCertificateJudgementEventArgs : EventArgs` | | [OpcCertificateJudgementEventHandler](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opccertificatejudgementeventhandler/) | `public delegate void OpcCertificateJudgementEventHandler(object sender, OpcCertificateJudgementEventArgs e)` | | [OpcContext.Empty](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opccontext/members#empty) | `public static OpcContext Empty { get; }` | | [OpcDataFieldInfo.Documentation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatafieldinfo/members#documentation) | `public virtual string Documentation { get; }` | | [OpcDataTypeDictionary.Documentation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypedictionary/members#documentation) | `public virtual string Documentation { get; }` | | [OpcDataTypeDictionary.RetrieveTypesCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypedictionary/members#retrievetypescore-noparams) | `protected IDictionary RetrieveTypesCore()` | | [OpcDataTypeDictionary.RetrieveTypesCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypedictionary/members#retrievetypescore-system-collections-generic-idictionary-of-system-xml-xmlqualifiedname-opc-uafx-opcdatatypeinfo) | `protected virtual IEnumerable RetrieveTypesCore(IDictionary knownTypes)` | | [OpcDataTypeDictionaryNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypedictionarynode/)12 members | `public class OpcDataTypeDictionaryNode : OpcDataVariableNode, IOpcNode, IOpcNodeInfo` | | [OpcDataTypeInfo.Documentation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypeinfo/members#documentation) | `public virtual string Documentation { get; }` | | [OpcDataTypeMembersAttribute](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypemembersattribute/)2 members | `[AttributeUsage(AttributeTargets.Class\|AttributeTargets.Struct, AllowMultiple = false, Inherited = true)] public class OpcDataTypeMembersAttribute : Attribute` | | [OpcDataTypeNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypenode/)2 members | `public abstract class OpcDataTypeNode : OpcTypeNode, IOpcNode, IOpcNodeInfo` | | OpcDataTypeNode<T>.TypeInfo | `public override OpcDataTypeInfo TypeInfo { get; }` | | [OpcDataTypes.GetArrayDimensions<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypes/members#getarraydimensions-t1) | `public static OpcArrayDimensions GetArrayDimensions()` | | [OpcDataTypes.GetArrayDimensions<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypes/members#getarraydimensions-t1-t0) | `public static OpcArrayDimensions GetArrayDimensions(T value)` | | [OpcDataTypeSystem.GetTypesCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/members#gettypescore) | `protected override OpcDataTypeInfo[] GetTypesCore()` | | [OpcDataTypeSystem.RetrieveDictionariesCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/members#retrievedictionariescore-noparams) | `protected IList RetrieveDictionariesCore()` | | [OpcDataTypeSystem.RetrieveDictionariesCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/members#retrievedictionariescore-system-collections-generic-ilist-of-opc-uafx-opcdatatypedictionary) | `protected virtual IEnumerable RetrieveDictionariesCore(IList knownDictionaries)` | | [OpcDictionary<TKey, TValue>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdictionary-2/)4 members | `[OpcDataTypeMembers(OpcMemberOrigins.Field\|OpcMemberOrigins.Explicit\|OpcMemberOrigins.Private)] public sealed class OpcDictionary : Dictionary, IDictionary, ICollection>, IReadOnlyDictionary, IReadOnlyCollection>, IEnumerable>, IDictionary, ICollection, IEnumerable, IDeserializationCallback, ISerializable` | | [OpcEncoding.GetType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcencoding/members#gettype) | `public static OpcEncodingType? GetType(string encodingName)` | | [OpcMemberOrigins](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmemberorigins/)9 members | `[Flags] public enum OpcMemberOrigins` | | [OpcMemberSwitch.Conditions](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmemberswitch/members#conditions) | `public OpcMemberSwitchConditions Conditions { get; }` | | [OpcMemberSwitchConditions](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmemberswitchconditions/)4 members | `[Flags] public enum OpcMemberSwitchConditions` | | [OpcMethodCanExecuteCallback](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodcanexecutecallback/) | `public delegate bool OpcMethodCanExecuteCallback(OpcContext context)` | | [OpcMethodCommands](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodcommands/)1 member | `public static class OpcMethodCommands` | | [OpcMethodDelegateCommand](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethoddelegatecommand/)6 members | `public class OpcMethodDelegateCommand : IOpcMethodCommand` | | [OpcMethodExecuteCallback](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodexecutecallback/) | `public delegate void OpcMethodExecuteCallback(OpcMethodContext context, IList inputArguments, IList outputArguments)` | | [OpcMethodNode.Command](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#command) | `public IOpcMethodCommand Command { get; set; }` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-iopcnode-opc-uafx-opcname-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array-opc-uafx-opcargument-array) | `public OpcMethodNode(IOpcNode parent, OpcName name, IOpcMethodCommand command, OpcArgument[] inputArguments, params OpcArgument[] outputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-iopcnode-opc-uafx-opcname-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array) | `public OpcMethodNode(IOpcNode parent, OpcName name, IOpcMethodCommand command, params OpcArgument[] inputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-iopcnode-opc-uafx-opcname-opc-uafx-iopcmethodcommand) | `public OpcMethodNode(IOpcNode parent, OpcName name, IOpcMethodCommand command)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-iopcnode-opc-uafx-opcname-opc-uafx-opcnodeid-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array-opc-uafx-opcargument-array) | `public OpcMethodNode(IOpcNode parent, OpcName name, OpcNodeId id, IOpcMethodCommand command, OpcArgument[] inputArguments, params OpcArgument[] outputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-iopcnode-opc-uafx-opcname-opc-uafx-opcnodeid-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array) | `public OpcMethodNode(IOpcNode parent, OpcName name, OpcNodeId id, IOpcMethodCommand command, params OpcArgument[] inputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-iopcnode-opc-uafx-opcname-opc-uafx-opcnodeid-opc-uafx-iopcmethodcommand) | `public OpcMethodNode(IOpcNode parent, OpcName name, OpcNodeId id, IOpcMethodCommand command)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-opcname-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array-opc-uafx-opcargument-array) | `public OpcMethodNode(OpcName name, IOpcMethodCommand command, OpcArgument[] inputArguments, params OpcArgument[] outputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-opcname-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array) | `public OpcMethodNode(OpcName name, IOpcMethodCommand command, params OpcArgument[] inputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-opcname-opc-uafx-iopcmethodcommand) | `public OpcMethodNode(OpcName name, IOpcMethodCommand command)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-opcname-opc-uafx-opcnodeid-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array-opc-uafx-opcargument-array) | `public OpcMethodNode(OpcName name, OpcNodeId id, IOpcMethodCommand command, OpcArgument[] inputArguments, params OpcArgument[] outputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-opcname-opc-uafx-opcnodeid-opc-uafx-iopcmethodcommand-opc-uafx-opcargument-array) | `public OpcMethodNode(OpcName name, OpcNodeId id, IOpcMethodCommand command, params OpcArgument[] inputArguments)` | | [OpcMethodNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#opcmethodnode-opc-uafx-opcname-opc-uafx-opcnodeid-opc-uafx-iopcmethodcommand) | `public OpcMethodNode(OpcName name, OpcNodeId id, IOpcMethodCommand command)` | | [OpcMethodNode.ReadAttributeValueCore<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#readattributevaluecore) | `protected override OpcAttributeValue ReadAttributeValueCore(OpcReadAttributeValueContext context, OpcAttributeValue value)` | | [OpcMethodNode.WriteAttributeValueCore<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodnode/members#writeattributevaluecore) | `protected override OpcAttributeValue WriteAttributeValueCore(OpcWriteAttributeValueContext context, OpcAttributeValue value)` | | [OpcModel](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmodel/)7 members | `public class OpcModel` | | [OpcNamespaceCollection](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnamespacecollection/)2 members | `public class OpcNamespaceCollection : Collection, IList, ICollection, IReadOnlyList, IReadOnlyCollection, IEnumerable, IList, ICollection, IEnumerable` | | [OpcNode.AttributeValue](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnode/members#attributevalue-opc-uafx-opcattribute) | `public object AttributeValue(OpcAttribute attribute)` | | [OpcNode.AttributeValue<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnode/members#attributevalue-t1-opc-uafx-opcattribute) | `public T AttributeValue(OpcAttribute attribute)` | | [OpcNodeSet.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getdatatype-opc-uafx-opcencoding) | `public OpcDataTypeInfo GetDataType(OpcEncoding encoding)` | | [OpcNodeSet.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getdatatype-opc-uafx-opcname) | `public OpcDataTypeInfo GetDataType(OpcName name)` | | [OpcNodeSet.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getdatatype-opc-uafx-opcnodeid) | `public OpcDataTypeInfo GetDataType(OpcNodeId typeId)` | | [OpcNodeSet.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getdatatype-system-string) | `public OpcDataTypeInfo GetDataType(string name)` | | [OpcNodeSet.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getdatatype-system-type) | `public OpcDataTypeInfo GetDataType(Type underlyingType)` | | [OpcNodeSet.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getdatatype-system-xml-xmlqualifiedname) | `public OpcDataTypeInfo GetDataType(XmlQualifiedName xmlName)` | | [OpcNodeSet.GetDataTypes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getdatatypes) | `public OpcDataTypeInfo[] GetDataTypes()` | | [OpcNodeSet.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getnodetype-opc-uafx-opcname) | `public OpcNodeTypeInfo GetNodeType(OpcName name)` | | [OpcNodeSet.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getnodetype-opc-uafx-opcnodeid) | `public OpcNodeTypeInfo GetNodeType(OpcNodeId typeId)` | | [OpcNodeSet.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getnodetype-system-string) | `public OpcNodeTypeInfo GetNodeType(string name)` | | [OpcNodeSet.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getnodetype-system-type) | `public OpcNodeTypeInfo GetNodeType(Type underlyingType)` | | [OpcNodeSet.GetNodeTypes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getnodetypes) | `public OpcNodeTypeInfo[] GetNodeTypes()` | | [OpcNodeSet.GetNodeTypeSystem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#getnodetypesystem) | `public OpcNodeTypeSystem GetNodeTypeSystem()` | | [OpcNodeSet.LastModified](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#lastmodified) | `public DateTime? LastModified { get; }` | | [OpcNodeSet.Models](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#models) | `public OpcReadOnlyModelCollection Models { get; }` | | [OpcNodeSet.Name](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#name) | `public string Name { get; }` | | [OpcNodeSet.Namespaces](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodeset/members#namespaces) | `public OpcReadOnlyNamespaceCollection Namespaces { get; }` | | [OpcNodeTypeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodetypeinfo/)25 members | `public abstract class OpcNodeTypeInfo : IOpcType, IOpcNodeInfo` | | [OpcNodeTypeSystem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodetypesystem/)10 members | `public abstract class OpcNodeTypeSystem : OpcTypeSystem, IOpcTypeSystem, IOpcTypeProvider` | | [OpcObjectTypeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcobjecttypeinfo/)1 member | `public abstract class OpcObjectTypeInfo : OpcNodeTypeInfo, IOpcType, IOpcNodeInfo` | | [OpcReadOnlyModelCollection](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadonlymodelcollection/)1 member | `public class OpcReadOnlyModelCollection : ReadOnlyCollection, IList, ICollection, IReadOnlyList, IReadOnlyCollection, IEnumerable, IList, ICollection, IEnumerable` | | [OpcReadOnlyNamespaceCollection](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadonlynamespacecollection/)1 member | `public class OpcReadOnlyNamespaceCollection : ReadOnlyCollection, IList, ICollection, IReadOnlyList, IReadOnlyCollection, IEnumerable, IList, ICollection, IEnumerable` | | [OpcReadOnlyReferenceTypeCollection](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadonlyreferencetypecollection/)2 members | `public class OpcReadOnlyReferenceTypeCollection : ReadOnlyCollection, IList, ICollection, IReadOnlyList, IReadOnlyCollection, IEnumerable, IList, ICollection, IEnumerable` | | [OpcTypeSystem<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opctypesystem-1/)15 members | `public abstract class OpcTypeSystem : IOpcTypeSystem, IOpcTypeProvider where T : class, IOpcType` | | [OpcTypeSystemScopes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opctypesystemscopes/)4 members | `[Flags] public enum OpcTypeSystemScopes` | | [OpcVariableNode.ArrayDimensions](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcvariablenode/members#arraydimensions) | `public OpcArrayDimensions ArrayDimensions { get; set; }` | | [OpcVariableNode.ReadArrayDimensionsCallback](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcvariablenode/members#readarraydimensionscallback) | `public OpcReadAttributeValueCallback ReadArrayDimensionsCallback { get; set; }` | | [OpcVariableNode.WriteArrayDimensionsCallback](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcvariablenode/members#writearraydimensionscallback) | `public OpcWriteAttributeValueCallback WriteArrayDimensionsCallback { get; set; }` | | [OpcVariableTypeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcvariabletypeinfo/)12 members | `public abstract class OpcVariableTypeInfo : OpcNodeTypeInfo, IOpcType, IOpcNodeInfo` | ### Opc.UaFx.Client | Symbol | Signature | |---|---| | [Licenser.FailIfEvaluation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#failifevaluation) | `[Conditional("DEBUG")] public static void FailIfEvaluation()` | | [Licenser.FailIfExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#failifexpired) | `[Conditional("DEBUG")] public static void FailIfExpired()` | | [Licenser.FailIfSupportExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#failifsupportexpired) | `[Conditional("DEBUG")] public static void FailIfSupportExpired()` | | [Licenser.FailIfUnlicensed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#failifunlicensed) | `[Conditional("DEBUG")] public static void FailIfUnlicensed()` | | [Licenser.ThrowIfEvaluation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#throwifevaluation) | `public static void ThrowIfEvaluation()` | | [Licenser.ThrowIfExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#throwifexpired) | `public static void ThrowIfExpired()` | | [Licenser.ThrowIfSupportExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#throwifsupportexpired) | `public static void ThrowIfSupportExpired()` | | [Licenser.ThrowIfUnlicensed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#throwifunlicensed) | `public static void ThrowIfUnlicensed()` | | [OpcBrowseNodeContext.Attributes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcbrowsenodecontext/members#attributes) | `public OpcAttributes Attributes { get; }` | | [OpcClient.BrowseNodes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/browsenodes#browsenodes-system-collections-generic-ienumerable-of-opc-uafx-opcbrowsenode) | `public IEnumerable BrowseNodes(IEnumerable commands)` | | [OpcClient.BrowseNodes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/browsenodes#browsenodes-opc-uafx-opcbrowsenode-array) | `public IEnumerable BrowseNodes(params OpcBrowseNode[] commands)` | | [OpcClient.CertificateJudgement](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/certificatejudgement) | `public event OpcCertificateJudgementEventHandler CertificateJudgement` | | [OpcClient.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getdatatype#getdatatype-opc-uafx-opcencoding) | `public OpcDataTypeInfo GetDataType(OpcEncoding encoding)` | | [OpcClient.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getdatatype#getdatatype-opc-uafx-opcname) | `public OpcDataTypeInfo GetDataType(OpcName name)` | | [OpcClient.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getdatatype#getdatatype-opc-uafx-opcnodeid) | `public OpcDataTypeInfo GetDataType(OpcNodeId typeId)` | | [OpcClient.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getdatatype#getdatatype-system-string) | `public OpcDataTypeInfo GetDataType(string name)` | | [OpcClient.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getdatatype#getdatatype-system-type) | `public OpcDataTypeInfo GetDataType(Type underlyingType)` | | [OpcClient.GetDataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getdatatype#getdatatype-system-xml-xmlqualifiedname) | `public OpcDataTypeInfo GetDataType(XmlQualifiedName xmlName)` | | [OpcClient.GetDataTypes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getdatatypes) | `public OpcDataTypeInfo[] GetDataTypes()` | | [OpcClient.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getnodetype#getnodetype-opc-uafx-opcname) | `public OpcNodeTypeInfo GetNodeType(OpcName name)` | | [OpcClient.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getnodetype#getnodetype-opc-uafx-opcnodeid) | `public OpcNodeTypeInfo GetNodeType(OpcNodeId typeId)` | | [OpcClient.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getnodetype#getnodetype-system-string) | `public OpcNodeTypeInfo GetNodeType(string name)` | | [OpcClient.GetNodeType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getnodetype#getnodetype-system-type) | `public OpcNodeTypeInfo GetNodeType(Type underlyingType)` | | [OpcClient.GetNodeTypes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getnodetypes) | `public OpcNodeTypeInfo[] GetNodeTypes()` | | [OpcClient.GetNodeTypeSystem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/getnodetypesystem) | `public OpcNodeTypeSystem GetNodeTypeSystem()` | | [OpcClient.OnCertificateJudgement](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/oncertificatejudgement) | `protected virtual void OnCertificateJudgement(OpcCertificateJudgementEventArgs e)` | | [OpcClientServices.Browse](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclientservices/members#browse) | `[CLSCompliant(false)] public IOpcBrowseService Browse { get; }` | | [OpcClientServices.ReadNodes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclientservices/members#readnodes) | `[CLSCompliant(false)] public IOpcReadNodesService ReadNodes { get; }` | | [OpcNodeInfo.AttributeValue](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcnodeinfo/members#attributevalue-opc-uafx-opcattribute) | `public object AttributeValue(OpcAttribute attribute)` | | [OpcNodeInfo.AttributeValue<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcnodeinfo/members#attributevalue-t1-opc-uafx-opcattribute) | `public T AttributeValue(OpcAttribute attribute)` | | [OpcObjectTypeNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcobjecttypenodeinfo/) | `public class OpcObjectTypeNodeInfo : OpcTypeNodeInfo, IOpcNodeInfo` | | [OpcVariableTypeNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcvariabletypenodeinfo/) | `public class OpcVariableTypeNodeInfo : OpcTypeNodeInfo, IOpcNodeInfo` | ### Opc.UaFx.Server | Symbol | Signature | |---|---| | [Licenser.FailIfEvaluation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#failifevaluation) | `[Conditional("DEBUG")] public static void FailIfEvaluation()` | | [Licenser.FailIfExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#failifexpired) | `[Conditional("DEBUG")] public static void FailIfExpired()` | | [Licenser.FailIfSupportExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#failifsupportexpired) | `[Conditional("DEBUG")] public static void FailIfSupportExpired()` | | [Licenser.FailIfUnlicensed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#failifunlicensed) | `[Conditional("DEBUG")] public static void FailIfUnlicensed()` | | [Licenser.ThrowIfEvaluation](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#throwifevaluation) | `public static void ThrowIfEvaluation()` | | [Licenser.ThrowIfExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#throwifexpired) | `public static void ThrowIfExpired()` | | [Licenser.ThrowIfSupportExpired](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#throwifsupportexpired) | `public static void ThrowIfSupportExpired()` | | [Licenser.ThrowIfUnlicensed](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#throwifunlicensed) | `public static void ThrowIfUnlicensed()` | | [OpcImplementNodeCallback](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcimplementnodecallback/) | `public delegate void OpcImplementNodeCallback(OpcContext context, IOpcNode node)` | | [OpcNodeManager.ImplementNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#implementnode) | `protected virtual void ImplementNode(IOpcNode node)` | | [OpcNodeManager.ImportNodes](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#importnodes) | `protected virtual IEnumerable ImportNodes()` | | [OpcNodeManager.ReplaceNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodemanager/members#replacenode) | `protected void ReplaceNode(IOpcNode node)` | | [OpcNodeSetManager](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcnodesetmanager/)6 members | `public sealed class OpcNodeSetManager : OpcNodeManager, IDisposable, IOpcNamespaceResolver` | ### Opc.UaFx.Services | Symbol | Signature | |---|---| | [IOpcBrowseService.Browse](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/members#browse-system-collections-generic-ienumerable-of-opc-uafx-opcbrowsenode) | `[CLSCompliant(false)] BrowseResultCollection Browse(IEnumerable commands)` | | [IOpcBrowseService.Browse](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/members#browse-opc-uafx-opcviewdescription-system-collections-generic-ienumerable-of-opc-uafx-opcbrowsenode) | `[CLSCompliant(false)] BrowseResultCollection Browse(OpcViewDescription view, IEnumerable commands)` | | [IOpcBrowseService.Browse](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/members#browse-opc-uafx-opcviewdescription-opc-uafx-opcbrowsenode-array) | `[CLSCompliant(false)] BrowseResultCollection Browse(OpcViewDescription view, params OpcBrowseNode[] commands)` | | [IOpcBrowseService.Browse](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/members#browse-opc-uafx-opcbrowsenode-array) | `[CLSCompliant(false)] BrowseResultCollection Browse(params OpcBrowseNode[] commands)` | | [IOpcBrowseService.MaxNodesPerBrowse](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/members#maxnodesperbrowse) | `uint? MaxNodesPerBrowse { get; set; }` | | [IOpcBrowseService.UsedMaxNodesPerBrowse](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcbrowseservice/members#usedmaxnodesperbrowse) | `uint? UsedMaxNodesPerBrowse { get; }` | | [IOpcReadNodesService.MaxNodesPerRead](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodesservice/members#maxnodesperread) | `uint? MaxNodesPerRead { get; set; }` | | [IOpcReadNodesService.UsedMaxNodesPerRead](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcreadnodesservice/members#usedmaxnodesperread) | `uint? UsedMaxNodesPerRead { get; }` | | [IOpcWriteNodesService.MaxNodesPerWrite](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcwritenodesservice/members#maxnodesperwrite) | `uint? MaxNodesPerWrite { get; set; }` | | [IOpcWriteNodesService.UsedMaxNodesPerWrite](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.iopcwritenodesservice/members#usedmaxnodesperwrite) | `uint? UsedMaxNodesPerWrite { get; }` | | [OpcBrowseRequest](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#opcbrowserequest-system-collections-generic-ienumerable-of-opc-uafx-opcbrowsenode) | `public OpcBrowseRequest(IEnumerable commands)` | | [OpcBrowseRequest](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#opcbrowserequest-opc-uafx-services-iopcservicerequestheader-opc-uafx-opcviewdescription-system-collections-generic-ienumerable-of-opc-uafx-opcbrowsenode) | `public OpcBrowseRequest(IOpcServiceRequestHeader header, OpcViewDescription view, IEnumerable commands)` | | [OpcBrowseRequest](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#opcbrowserequest-opc-uafx-services-iopcservicerequestheader-opc-uafx-opcviewdescription-opc-uafx-opcbrowsenode-array) | `public OpcBrowseRequest(IOpcServiceRequestHeader header, OpcViewDescription view, params OpcBrowseNode[] commands)` | | [OpcBrowseRequest](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#opcbrowserequest-opc-uafx-opcviewdescription-system-collections-generic-ienumerable-of-opc-uafx-opcbrowsenode) | `public OpcBrowseRequest(OpcViewDescription view, IEnumerable commands)` | | [OpcBrowseRequest](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#opcbrowserequest-opc-uafx-opcviewdescription-opc-uafx-opcbrowsenode-array) | `public OpcBrowseRequest(OpcViewDescription view, params OpcBrowseNode[] commands)` | | [OpcBrowseRequest](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#opcbrowserequest-opc-uafx-opcbrowsenode-array) | `public OpcBrowseRequest(params OpcBrowseNode[] commands)` | ## Removed ### Opc.UaFx | Symbol | Signature | |---|---| | Bit.ToByte | `public static byte ToByte(Bit[] bits, int startIndex)` | | Bit.ToByte | `public static byte ToByte(Bit[] bits)` | | Bit.ToBytes | `public static byte[] ToBytes(Bit[] bits, int startIndex)` | | Bit.ToBytes | `public static byte[] ToBytes(Bit[] bits)` | | IOpcTypeProvider.GetType | `IOpcType GetType(OpcEncoding encoding)` | | LicenseInfo6 members | `public sealed class LicenseInfo` | | LicenseType3 members | `public enum LicenseType` | | OpcAnalogItemNode.InitializeDefaults | `protected override void InitializeDefaults()` | | OpcConditionVariableNode.InitializeDefaults | `protected override void InitializeDefaults()` | | OpcDataFieldInfo.Description | `public virtual string Description { get; }` | | OpcDataTypeDictionary.GetTypesCore | `protected IDictionary GetTypesCore()` | | OpcDataTypeDictionary.GetTypesCore | `protected virtual IEnumerable GetTypesCore(IDictionary knownTypes)` | | OpcDataTypeInfo.Description | `public virtual string Description { get; }` | | OpcDataTypeSystem.FallbackTypeSystem | `public virtual OpcDataTypeSystem FallbackTypeSystem { get; }` | | OpcDataTypeSystem.GetDictionariesCore | `protected IList GetDictionariesCore()` | | OpcDataTypeSystem.GetDictionariesCore | `protected virtual IEnumerable GetDictionariesCore(IList knownDictionaries)` | | OpcDataTypeSystem.GetType | `public OpcDataTypeInfo GetType(OpcName name)` | | OpcDataTypeSystem.GetType | `public OpcDataTypeInfo GetType(OpcNodeId typeId)` | | OpcDataTypeSystem.GetType | `public OpcDataTypeInfo GetType(string name)` | | OpcDataTypeSystem.GetType | `public OpcDataTypeInfo GetType(Type underlyingType)` | | OpcDataTypeSystem.GetTypes | `public OpcDataTypeInfo[] GetTypes()` | | OpcDataTypeSystem.IsEmpty | `public virtual bool IsEmpty { get; }` | | OpcDataVariableNode.InitializeDefaults | `protected override void InitializeDefaults()` | | OpcPropertyNode.InitializeDefaults | `protected override void InitializeDefaults()` | | OpcTypeCategory.EventType | `EventType = 2` | | OpcTypeCategory.ReferenceType | `ReferenceType = 4` | ### Opc.UaFx.Client | Symbol | Signature | |---|---| | OpcBrowseNode25 members | `public class OpcBrowseNode : OpcNodeServiceCommand` | | OpcBrowseNodeDegree3 members | `public enum OpcBrowseNodeDegree` | | OpcClient.BrowseNodes | `public IEnumerable BrowseNodes(IEnumerable commands)` | | OpcClient.BrowseNodes | `public IEnumerable BrowseNodes(params OpcBrowseNode[] commands)` | ### Opc.UaFx.Server | Symbol | Signature | |---|---| | OpcReadOnlyNamespaceCollection1 member | `public class OpcReadOnlyNamespaceCollection : ReadOnlyCollection, IList, ICollection, IReadOnlyList, IReadOnlyCollection, IEnumerable, IList, ICollection, IEnumerable` | ### Opc.UaFx.Services | Symbol | Signature | |---|---| | IOpcBrowseService.Browse | `[CLSCompliant(false)] BrowseResultCollection Browse(IEnumerable nodesToBrowse)` | | IOpcBrowseService.Browse | `[CLSCompliant(false)] BrowseResultCollection Browse(params BrowseDescription[] nodesToBrowse)` | | IOpcBrowseService.Browse | `[CLSCompliant(false)] BrowseResultCollection Browse(ViewDescription view, IEnumerable nodesToBrowse)` | | IOpcBrowseService.Browse | `[CLSCompliant(false)] BrowseResultCollection Browse(ViewDescription view, params BrowseDescription[] nodesToBrowse)` | | OpcBrowseRequest | `[CLSCompliant(false)] public OpcBrowseRequest(IEnumerable commands)` | | OpcBrowseRequest | `[CLSCompliant(false)] public OpcBrowseRequest(IOpcServiceRequestHeader header, ViewDescription view, IEnumerable commands)` | | OpcBrowseRequest | `[CLSCompliant(false)] public OpcBrowseRequest(IOpcServiceRequestHeader header, ViewDescription view, params BrowseDescription[] commands)` | | OpcBrowseRequest | `[CLSCompliant(false)] public OpcBrowseRequest(params BrowseDescription[] commands)` | | OpcBrowseRequest | `[CLSCompliant(false)] public OpcBrowseRequest(ViewDescription view, IEnumerable commands)` | | OpcBrowseRequest | `[CLSCompliant(false)] public OpcBrowseRequest(ViewDescription view, params BrowseDescription[] commands)` | ## Changed ### Opc.UaFx | Symbol | Signature (old, new) | |---|---| | [Bit.implicit operator bool](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.bit/members#op-implicit-opc-uafx-bit-system-boolean) | `[CLSCompliant(false)] public static implicit operator bool(Bit value)`
`public static implicit operator bool(Bit value)` | | [Bit.implicit operator int](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.bit/members#op-implicit-opc-uafx-bit-system-int32) | `[CLSCompliant(false)] public static implicit operator int(Bit value)`
`public static implicit operator int(Bit value)` | | [Licenser.LicenseInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.licenser/members#licenseinfo) | `public static LicenseInfo LicenseInfo { get; }`
`public static ILicenseInfo LicenseInfo { get; }` | | [OpcAttributeWriteAccess](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcattributewriteaccess/) | `[Flags] public enum OpcAttributeWriteAccess`
`[Flags] public enum OpcAttributeWriteAccess : uint` | | [OpcContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opccontext/) | `public class OpcContext`
`public class OpcContext : IOpcNamespaceResolver` | | [OpcDataTypeNode<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypenode-1/) | `public class OpcDataTypeNode : OpcTypeNode, IOpcNode, IOpcNodeInfo`
`public class OpcDataTypeNode : OpcDataTypeNode, IOpcNode, IOpcNodeInfo` | | [OpcDataTypeSystem](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/) | `public abstract class OpcDataTypeSystem : IOpcTypeProvider`
`public abstract class OpcDataTypeSystem : OpcTypeSystem, IOpcTypeSystem, IOpcTypeProvider` | | [OpcDataTypeSystem.GetTypeCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/members#gettypecore-opc-uafx-opcname) | `protected virtual OpcDataTypeInfo GetTypeCore(OpcName name)`
`protected override OpcDataTypeInfo GetTypeCore(OpcName name)` | | [OpcDataTypeSystem.GetTypeCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/members#gettypecore-opc-uafx-opcnodeid) | `protected virtual OpcDataTypeInfo GetTypeCore(OpcNodeId typeId)`
`protected override OpcDataTypeInfo GetTypeCore(OpcNodeId typeId)` | | [OpcDataTypeSystem.GetTypeCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/members#gettypecore-system-string) | `protected virtual OpcDataTypeInfo GetTypeCore(string name)`
`protected override OpcDataTypeInfo GetTypeCore(string name)` | | [OpcDataTypeSystem.GetTypeCore](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcdatatypesystem/members#gettypecore-system-type) | `protected virtual OpcDataTypeInfo GetTypeCore(Type underlyingType)`
`protected override OpcDataTypeInfo GetTypeCore(Type underlyingType)` | | OpcEventContext | `public class OpcEventContext : OpcContext`
`public class OpcEventContext : OpcContext, IOpcNamespaceResolver` | | [OpcMethodContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcmethodcontext/) | `public class OpcMethodContext : OpcNodeContext`
`public class OpcMethodContext : OpcNodeContext, IOpcNamespaceResolver` | | [OpcNodeContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodecontext/) | `public class OpcNodeContext : OpcNodeContext`
`public class OpcNodeContext : OpcNodeContext, IOpcNamespaceResolver` | | [OpcNodeContext<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodecontext-1/) | `public class OpcNodeContext : OpcContext where T : IOpcNode`
`public class OpcNodeContext : OpcContext, IOpcNamespaceResolver where T : IOpcNode` | | [OpcNodeValuePair.Node](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodevaluepair/members#node) | `public IOpcNodeValue Node { get; }`
`public readonly IOpcNodeValue Node { get; }` | | [OpcNodeValuePair.Value](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcnodevaluepair/members#value) | `public object Value { get; }`
`public readonly object Value { get; }` | | [OpcReadAttributeValueContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadattributevaluecontext/) | `public class OpcReadAttributeValueContext : OpcReadAttributeValueContext`
`public class OpcReadAttributeValueContext : OpcReadAttributeValueContext, IOpcNamespaceResolver` | | [OpcReadAttributeValueContext<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadattributevaluecontext-1/) | `public class OpcReadAttributeValueContext : OpcNodeContext where T : IOpcNode`
`public class OpcReadAttributeValueContext : OpcNodeContext, IOpcNamespaceResolver where T : IOpcNode` | | [OpcReadPropertyValueContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadpropertyvaluecontext/) | `public class OpcReadPropertyValueContext : OpcReadPropertyValueContext`
`public class OpcReadPropertyValueContext : OpcReadPropertyValueContext, IOpcNamespaceResolver` | | [OpcReadPropertyValueContext<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadpropertyvaluecontext-1/) | `public class OpcReadPropertyValueContext : OpcReadVariableValueContext where T : OpcPropertyNode`
`public class OpcReadPropertyValueContext : OpcReadVariableValueContext, IOpcNamespaceResolver where T : OpcPropertyNode` | | [OpcReadVariableValueContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadvariablevaluecontext/) | `public class OpcReadVariableValueContext : OpcReadVariableValueContext`
`public class OpcReadVariableValueContext : OpcReadVariableValueContext, IOpcNamespaceResolver` | | [OpcReadVariableValueContext<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcreadvariablevaluecontext-1/) | `public class OpcReadVariableValueContext : OpcReadAttributeValueContext where T : OpcVariableNode`
`public class OpcReadVariableValueContext : OpcReadAttributeValueContext, IOpcNamespaceResolver where T : OpcVariableNode` | | [OpcTypeCategory.DataType](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opctypecategory/#datatype) | `DataType = 3`
`DataType = 2` | | [OpcViewDescription.ViewVersion](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcviewdescription/members#viewversion) | `public int ViewVersion { get; }`
`public uint ViewVersion { get; }` | | [OpcWriteAttributeValueContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcwriteattributevaluecontext/) | `public class OpcWriteAttributeValueContext : OpcWriteAttributeValueContext`
`public class OpcWriteAttributeValueContext : OpcWriteAttributeValueContext, IOpcNamespaceResolver` | | [OpcWriteAttributeValueContext<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcwriteattributevaluecontext-1/) | `public class OpcWriteAttributeValueContext : OpcNodeContext where T : IOpcNode`
`public class OpcWriteAttributeValueContext : OpcNodeContext, IOpcNamespaceResolver where T : IOpcNode` | | [OpcWritePropertyValueContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcwritepropertyvaluecontext/) | `public class OpcWritePropertyValueContext : OpcWritePropertyValueContext`
`public class OpcWritePropertyValueContext : OpcWritePropertyValueContext, IOpcNamespaceResolver` | | [OpcWritePropertyValueContext<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcwritepropertyvaluecontext-1/) | `public class OpcWritePropertyValueContext : OpcWriteVariableValueContext where T : OpcPropertyNode`
`public class OpcWritePropertyValueContext : OpcWriteVariableValueContext, IOpcNamespaceResolver where T : OpcPropertyNode` | | [OpcWriteVariableValueContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcwritevariablevaluecontext/) | `public class OpcWriteVariableValueContext : OpcWriteVariableValueContext`
`public class OpcWriteVariableValueContext : OpcWriteVariableValueContext, IOpcNamespaceResolver` | | [OpcWriteVariableValueContext<T>](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.opcwritevariablevaluecontext-1/) | `public class OpcWriteVariableValueContext : OpcWriteAttributeValueContext where T : OpcVariableNode`
`public class OpcWriteVariableValueContext : OpcWriteAttributeValueContext, IOpcNamespaceResolver where T : OpcVariableNode` | ### Opc.UaFx.Client | Symbol | Signature (old, new) | |---|---| | [Licenser.LicenseInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.licenser/members#licenseinfo) | `public static LicenseInfo LicenseInfo { get; }`
`public static ILicenseInfo LicenseInfo { get; }` | | [OpcAnalogItemNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcanalogitemnodeinfo/) | `public class OpcAnalogItemNodeInfo : OpcVariableNodeInfo`
`public class OpcAnalogItemNodeInfo : OpcVariableNodeInfo, IOpcNodeInfo` | | [OpcClient.BrowseNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcclient/browsenode#browsenode-opc-uafx-opcbrowsenode) | `public OpcNodeInfo BrowseNode(OpcBrowseNode command)`
`public OpcNodeInfo BrowseNode(OpcBrowseNode command)` | | [OpcDataTypeDescriptionNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcdatatypedescriptionnodeinfo/) | `public class OpcDataTypeDescriptionNodeInfo : OpcVariableNodeInfo`
`public class OpcDataTypeDescriptionNodeInfo : OpcVariableNodeInfo, IOpcNodeInfo` | | [OpcDataTypeDictionaryNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcdatatypedictionarynodeinfo/) | `public class OpcDataTypeDictionaryNodeInfo : OpcVariableNodeInfo`
`public class OpcDataTypeDictionaryNodeInfo : OpcVariableNodeInfo, IOpcNodeInfo` | | [OpcDataTypeEncodingNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcdatatypeencodingnodeinfo/) | `public class OpcDataTypeEncodingNodeInfo : OpcObjectNodeInfo`
`public class OpcDataTypeEncodingNodeInfo : OpcObjectNodeInfo, IOpcNodeInfo` | | [OpcDataTypeNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcdatatypenodeinfo/) | `public class OpcDataTypeNodeInfo : OpcTypeNodeInfo`
`public class OpcDataTypeNodeInfo : OpcTypeNodeInfo, IOpcNodeInfo` | | [OpcDataTypeSystemNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcdatatypesystemnodeinfo/) | `public class OpcDataTypeSystemNodeInfo : OpcObjectNodeInfo`
`public class OpcDataTypeSystemNodeInfo : OpcObjectNodeInfo, IOpcNodeInfo` | | [OpcInstanceNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcinstancenodeinfo/) | `public abstract class OpcInstanceNodeInfo : OpcNodeInfo`
`public abstract class OpcInstanceNodeInfo : OpcNodeInfo, IOpcNodeInfo` | | [OpcMethodNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcmethodnodeinfo/) | `public class OpcMethodNodeInfo : OpcNodeInfo`
`public class OpcMethodNodeInfo : OpcNodeInfo, IOpcNodeInfo` | | [OpcNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcnodeinfo/) | `public class OpcNodeInfo`
`public class OpcNodeInfo : IOpcNodeInfo` | | [OpcObjectNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcobjectnodeinfo/) | `public class OpcObjectNodeInfo : OpcInstanceNodeInfo`
`public class OpcObjectNodeInfo : OpcInstanceNodeInfo, IOpcNodeInfo` | | [OpcTypeNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opctypenodeinfo/) | `public class OpcTypeNodeInfo : OpcNodeInfo`
`public class OpcTypeNodeInfo : OpcNodeInfo, IOpcNodeInfo` | | [OpcVariableNodeInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.client.opcvariablenodeinfo/) | `public class OpcVariableNodeInfo : OpcInstanceNodeInfo`
`public class OpcVariableNodeInfo : OpcInstanceNodeInfo, IOpcNodeInfo` | ### Opc.UaFx.Server | Symbol | Signature (old, new) | |---|---| | [Licenser.LicenseInfo](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.licenser/members#licenseinfo) | `public static LicenseInfo LicenseInfo { get; }`
`public static ILicenseInfo LicenseInfo { get; }` | | [OpcOperationContext](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.server.opcoperationcontext/) | `public class OpcOperationContext : OpcContext`
`public class OpcOperationContext : OpcContext, IOpcNamespaceResolver` | ### Opc.UaFx.Services | Symbol | Signature (old, new) | |---|---| | [OpcBrowseRequest](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/) | `[CLSCompliant(false)] public class OpcBrowseRequest : OpcServiceRequest, IOpcServiceRequest`
`[CLSCompliant(false)] public class OpcBrowseRequest : OpcServiceRequest, IOpcServiceRequest` | | [OpcBrowseRequest.RequestedMaxReferencesPerNode](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#requestedmaxreferencespernode) | `public int RequestedMaxReferencesPerNode { get; set; }`
`public uint RequestedMaxReferencesPerNode { get; set; }` | | [OpcBrowseRequest.View](https://www.traeger.de/en/docs/development/opcua/api/v2.59/opc.uafx.services.opcbrowserequest/members#view) | `public ViewDescription View { get; set; }`
`public OpcViewDescription View { get; set; }` |