Getting value of histogram values.. Help

Newbie
1

I need to know about getting values of any histogram and print it out to .txt file.

2

Hi,
a piece of code like this should work.

FILE *file =fopen("test.txt","w");
int i=1;
double x,y;
for(i=1;i<=hist->GetNbinsX();i++)
{

x=hist->GetBinCenter(i);
y=hist->GetBinContent(i);

fprintf(file,"%lf\t%lf\n",x,y);

}

Cheers,
Stefano

1 Like
3

It works thanx very much…