Open($userInfo);
$featureService = $siteConnection->CreateService(MgServiceType::FeatureService);
$addressMarkerDataResId = new MgResourceIdentifier("Session:" . $mgSessionId . "//AddressMarker.FeatureSource");
$commands = new MgFeatureCommandCollection();
$commands->Add(new MgDeleteFeatures('AddressMarker', "ID like '%'"));
$featureService->UpdateFeatures($addressMarkerDataResId, $commands, false);
$map = new MgMap($siteConnection);
$map->Open('Sheboygan');
$layer = GetLayerByName($map, 'AddressMarker');
$layer->SetVisible(false);
$layer->ForceRefresh();
$map->Save();
}
catch (MgException $e)
{
echo $e->GetExceptionMessage();
echo $e->GetDetails();
}
?>