Re: [ROOT] Setting name of tree after default construction of tree object

From: Rene Brun (Rene.Brun@cern.ch)
Date: Wed Jun 06 2001 - 16:00:30 MEST


Hi Malcom,

I cannot reproduce your problem. Note that you have a typo in your mail.
You use t instead of t1.

Rene Brun

Malcolm Davidson wrote:
> 
> Hello root users,
> 
> A quick question: is it possible to use the SetName TTree member function
> after initialising it with the default constructor ? I get the following:
> 
> root [6] TTree *t1=new TTree();
> 
> root [7] t1->SetName("wah")
> 
> root [10] t.GetName()
> (const char* 0x20000814c9c)""
> 
> root [11] cout << t.GetName() << endl;
> blank*****
> 
> My idea was to create a default empty tree to add friends trees afterwards.
> 
> Thanks
> 
> Malcolm
> 
> p.s. For the record - I am using ROOT v.3.03 on a DEC ALPHA machine running
> linux.
> 
> <>------------------------------------------------<>
> Malcolm W. J. Davidson
> CESBIO - UMR 5639 CNES-CNRS-UPS
> 18 Avenue Edouard Belin
> BP 2801
> F-31401 Toulouse Cedex 4  France
> e-mail : davidson@cesbio.cnes.fr
> phone (33)(0)5.61.55.85.84
> fax   (33)(0)5.61.55.85.00
> <>------------------------------------------------<>



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