// This example shows how to write a value into a single item, specifying its requested data type.
using System;
using OpcLabs.BaseLib.ComInterop;
using OpcLabs.EasyOpc.DataAccess;
using OpcLabs.EasyOpc.OperationModel;
namespace DocExamples.DataAccess._EasyDAClient
{
partial class WriteItemValue
{
public static void RequestedDataType()
{
// Instantiate the client object.
var client = new EasyDAClient();
try
{
client.WriteItemValue("", "OPCLabs.KitServer.2", "Simulation.Register_I4", 12345,
VarTypes.I4); // <-- the requested data type
}
catch (OpcException opcException)
{
Console.WriteLine("*** Failure: {0}", opcException.GetBaseException().Message);
}
}
}
}
' This example shows how to write a value into a single item, specifying its requested data type.
Imports OpcLabs.BaseLib.ComInterop
Imports OpcLabs.EasyOpc.DataAccess
Imports OpcLabs.EasyOpc.OperationModel
Namespace DocExamples.DataAccess._EasyDAClient
Partial Friend Class WriteItemValue
Public Shared Sub RequestedDataType()
Dim client = New EasyDAClient()
Try
client.WriteItemValue("", "OPCLabs.KitServer.2", "Simulation.Register_I4", 12345,
VarTypes.I4) ' <-- the requested data type
Catch opcException As OpcException
Console.WriteLine("*** Failure: {0}", opcException.GetBaseException().Message)
Exit Sub
End Try
End Sub
End Class
End Namespace