last-modified
test
require 'open-uri' if ARGV[0]==nil puts "usage: uri-info %0 =>type last-modified of %0" exit end url =ARGV[0] out ="uri-info-log.txt" open(url) {|f| print "last_modified: ",f.last_modified ,"\n" o =File.open(out,"w") o.puts url, "now: "+Time.now.to_s, "last_modified: "+f.last_modified.to_s o.close }