output

> ruby pos_test.rb
First position: 0
Got char: R
Second position: 6722
Got char: █
Final position: 14678

pos_test.rb

file = File.new("test.wav", "r")
 
puts "First position: #{file.pos}"
 
char = file.getc
puts "Got char: #{char}"
 
puts "Second position: #{file.pos}"

char = file.getc
puts "Got char: #{char}"
 
puts "Final position: #{file.pos}"