longestfirst.rb

gistfile1.txt

file_path = ARGV[0]
number_of_lines = ARGV[1] || 10
answer = {}
number_of_lines = number_of_lines.to_i
if file_path.nil?
  puts "you must include a file path"
else
  File.open(file_path).each_with_index do |line, index|
    answer[index] = line
  end
  answer.each{|k,v| v.chomp!}
  answer = answer.sort_by{|key,value| value.size}
  answer.reverse!
  (0..number_of_lines).each {|x| puts answer[x][1] unless answer[x].nil?}
end