Reference

OpcValue Class

Namespace

Opc.UaFx

Assembly

Opc.UaFx.Advanced.dll

Package

Opc.UaFx.Advanced v2.59.0

Members

OpcValue Members

Also in

Opc.UaFx.Client

Stores a value optionally associated with status and timestamp information.

Syntax

public class OpcValue

Public Class OpcValue

Inheritance

Object → OpcValue

Implements

• IComparable
• IComparable<OpcValue>
• IEquatable<OpcValue>
• IFormattable

Derived types

• OpcHistoryValue
• OpcValue<T>

Constructors

Name	Description
OpcValue7 overloads	Initializes a new instance of the OpcValue class using the value.

Properties

Name	Description
DataType	Gets the type of value represented.
DataTypeIdvirtual	Gets the node identifier of the DataType of the value represented.
Rank	Gets the rank of the value represented.
ServerPicoseconds	Gets or sets the difference between a high resolution timestamp with a resolution of 10 picoseconds and the ServerTimestamp which only has a 100 ns resolution.
ServerTimestamp	Gets or sets the timestamp at which the server recorded the value.
SourcePicoseconds	Gets or sets the difference between a high resolution timestamp with a resolution of 10 picoseconds and the SourceTimestamp which only has a 100 ns resolution.
SourceTimestamp	Gets or sets the timestamp of the source from that the value originates.
Status	Gets the status information which defines the servers ability to access/provide the value.
Value	Gets or sets the value represented.

Methods

Name	Description
As	Retrieves the underlying Value as the type specified by T.
AsValuesince v2.8	Retrieves a new OpcValue<T> instance its Value is of the type specified by T.
CompareTovirtual · 2 overloads	Compares the current OpcValue with the other.
Equals2 overloads	Determines whether the specified other is equal to this OpcValue.
GetHashCodeoverride	Retrieves a hash code for this OpcValue.
ToString2 overloads	Converts the value of this instance to its equivalent string representation.

Operators

Name	Description
Equalitystatic	Returns a value indicating whether two instance of OpcValue are equal.
Explicitstatic	Converts a OpcValue to an DataValue object.
GreaterThanstatic	Determines whether the first specified OpcValue object is greater than the second specified OpcValue object.
GreaterThanOrEqualstatic	Determines whether the first specified OpcValue object is greater than or equal to the second specified OpcValue object.
Implicitstatic · 29 overloads	Converts a bool to an OpcValue object.
Inequalitystatic	Returns a value indicating whether two instances of OpcValue are not equal.
LessThanstatic	Determines whether the first specified OpcValue object is less than the second specified OpcValue object.
LessThanOrEqualstatic	Determines whether the first specified OpcValue object is less than or equal to the second OpcValue object.

Applies to

Package	Versions
Opc.UaFx.Advanced	v2.5–v2.59