How to convert .csv to TTree stored?

ROOT
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ROOT Version: 6.28
Platform: windows 10
Compiler: visual studio

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   auto fileName = "foo.csv";
   auto df = ROOT::RDF::FromCSV(fileName);
   df.Snapshot("foo", "foo.root");

For more details, see ROOT: tutorials/dataframe/df014_CSVDataSource.C File Reference

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