Parameter Manager
Define parameters in a C++ program (macro)SetParm(key,value); // value = bool,int,double,string
Define parameters in a „TCL“ filekey set value # This is an example
Define parameters on the command line=> Clever use of the C++ scope operatoranalysis -verbose true -nev 1000Talk to an object:analysis -muonSelector::criteria veryLooseTalk to a module:analysis -PExample::verbose true