ruby read_pdf.rb mydocument.pdf
require 'pdf-reader' filename = ARGV[0] || "example.pdf" gem pdf-reader
begin reader = PDF::Reader.new(filename) puts "Pages: #reader.page_count" puts reader.info puts "\n---\n\n" reader.pages.each p rescue => e puts "Error: #e.message" end ruby read_pdf
gem install pdf-reader Or add to your Gemfile : gem pdf-reader
Run: