[ROOT] readout from ntuple

From: Jayoung Wu (jayoung@glue.umd.edu)
Date: Wed May 15 2002 - 16:54:01 MEST

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HI all.

I have created a ntuple,
  TNtuple *pos = new TNtuple("pos","Position","evt:x:y")
It's filled by my code.

Is there any way I can extract the value?
For example, 
I want get and save the values of evt, x, and y when x==y.


---
Thanks,
Jayoung

Next message: Xiaorong Wang: "[ROOT] How can I merge some of the bins in TH1"
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Reply: Patrick Murray: "[ROOT] Error 127 and .d"
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