[ROOT] Re: your mail

From: Timothy Smith (tps@nucleon.mit.edu)
Date: Thu Sep 28 2000 - 19:06:57 MEST


Since the cut is looking for a string,  whereas 'a' is a float,
you can do something like 

root [0] char tmp[10]         
root [1] float a = .9         
root [2] sprintf(tmp,"W<%f ",a)
(int)11
root [3] TCut c1 = tmp         
root [4] c1->Print()           
OBJ: TCut       CUT     W<0.900000 


Good luck.
					Tim Smith

_____________________________________________________________________
 Timothy Paul Smith                               Research Scientist
 MIT Bates Lab                                     tim_smith@mit.edu
 21 Manning Rd.                                 tel:  (617) 253-9207
 Middleton, MA 01949                            fax:  (617) 253-9599
On Thu, 28 Sep 2000, Maurizio Ungaro wrote:

> Hi all,
> if I have a variable defined into a  macro like:
> 
> float a = .9
> 
> It's not  possible to define a cut like
> 
>  TCut c1 = "W<a" ,
> 
> but I want something similar !
> 
> Maurizio
> 



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