Hi Krzysztof,
What you do is OK. It should work.
Please give more explanations and an example where it fails.
Rene Brun
Krzysztof Syryczynski wrote:
>
> Hello
>
> In file "Ntuples.root" there is an object, I will call it a directory
> "myDir".
> In this directory there are trees: "treeA", "treeB", ...
> Trees are ntuples with vectors and arrays inside.
>
> How to read a tree in a way similar to:
>
> > TFile *f = new TFile("Ntuples.root");
> > TTree *treeA = (TTree*)f->Get("myDir/treeA");
>
> What is missing?
>
> This file is OK (trees can be read be clicking in Browser).
>
> I use ROOT 3.03/04 / CINT/ROOT C/C++ Interpreter version 5.15.35 / Red Hat
> 7.2
>
> Cheers
> Krzysztof
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