First
(read only)
This property sets the first VSource to be active; Returns 0 if none.
Example
% Create DSS object
DSSObject = actxserver('OpenDSSEngine.DSS')
if ~DSSObject.Start(0),
disp('Unable to start openDSS');
return
end;
DSSText = DSSObject.Text;
DSSCircuit = DSSObject.ActiveCircuit;
% Compile a model
DSSText.Command = 'Compile C:\myPath\myModel.dss';
DSSVSources = DSSCircuit.VSources;
% Activates the first VSource on the list
k = DSSVSources.First;