7 OPC UA Types and Instances

7.15 WwMessageArgumentValueDataType

This union defines the possible types of an argument value. The structure is defined in Table 33.
Table 33 – WwMessageArgumentValueDataType Structure
Name | Type | Description |
---|---|---|
WwMessageArgumentValueDataType | structure | Subtype of the 0:Union defined in OPC UA Part 3 |
Array | WwMessageArgumentValueDataType[] | The content of the value as an array of the own type |
Boolean | Boolean | The content of the value as a boolean |
Int16 | Int16 | The content of the value as a 16 bit integer |
Int32 | Int32 | The content of the value as a 32 bit integer |
Int64 | Int64 | The content of the value as a 64 bit integer |
SByte | SByte | The content of the value as a 8 bit integer |
UInt16 | UInt16 | The content of the value as a 16 bit unsigned integer |
UInt32 | UInt 32 | The content of the value as a 32 bit unsigned integer |
UInt64 | UInt64 | The content of the value as a 64 bit unsigned integer |
Byte | Byte | The content of the value as a 8 bit unsigned integer |
DateTime | DateTime | The content of the value as a datetime |
Guid | Guid | The content of the value as a GUID |
LocalizedText | LocalizedText | The content of the value as a localized text |
Double | Double | The content of the value as a double |
Float | Float | The content of the value as a float |
String | String | The content of the value as a string |
Other | String | The content of the value has no standard format and is instantiated as a string |
Its representation in the AddressSpace is defined in Table 34.
Table 34 – WwMessageArgumentValueDataType Definiton
Attribute | Value | ||||
---|---|---|---|---|---|
BrowseName | WwMessageArgumentValueDataType | ||||
IsAbstract | False | ||||
References | Node Class | BrowseName | DataType | TypeDefinition | Other |
Subtype of the 0:Union defined in OPC UA Part 3 |