Visual Basic (Usage)	Copy Code
Dim instance As Session Dim objectId As NodeId Dim methodId As NodeId Dim args As List(Of Object) Dim value As List(Of Object) value = instance.Call(objectId, methodId, args)

public List<object> Call( 
   NodeId objectId,
   NodeId methodId,
   List<object> args
)

Parameters

objectId

The NodeId of the Object or ObjectType on which the Method is invoked.
In case of an ObjectType the ObjectType or a supertype of the ObjectType shall be the source of a HasComponent Reference (or subtype of HasComponent Reference) to the Method specified in methodId.
In case of an Object the Object or the ObjectType of the Object or a supertype of that ObjectType shall be the source of a HasComponent Reference (or subtype of HasComponent Reference) to the Method specified in methodId.

methodId

NodeId of the Method to invoke.
If the objectId is the NodeId of an Object, it is allowed to use the NodeId of a Method that is the target of a HasComponent Reference from the ObjectType of the Object.

args

List of input argument values. An empty list indicates that there are no input arguments. The size and order of this list matches the size and order of the input arguments defined by the input InputArguments Property of the Method.
The name, a description and the data type of each argument are defined by the Argument structure in each element of the method’s InputArguments Property.

Return Value

Target Platforms: Windows 7/8/10, Windows Server 2003/2008/2012/2015, .NET4.x

Reference