>>>>> "E" == Éòic Santonacci <Eric.Santonacci / talc.fr> writes:

E> print logfile.size("/home/eric/rubytest/fact.rb"), "\n"

 #size is a singleton method of File

pigeon% ruby -e 'p File.size("sample/fact.rb")'
127
pigeon% wc sample/fact.rb 
     10      26     127 sample/fact.rb
pigeon% 


Guy Decoux