Form() function deleted
delete #include โTString.hhโusing to_string() function
G4String targetN = "TargetdE";
targetN += to_string(i);
analysisManager->CreateNtupleDColumn(targetN);AnalysisManager
#include "G4RootAnalysisManager.hhโ
G4RootAnalysisManager* analysisManager = G4RootAnalysisManager::Instance();
auto analysisManager = G4AnalysisManager::Instance();
analysisManager->SetDefaultFileType("root");isNull() to empty()