--- File.copy(from, to[, verbose = false]) => true or false
--- File.cp(from, to[, verbose = false]) => true or false

      ե򥳥ԡ롣Τˤ from ɤ to 
      ˽񤭡⡼ɤѹ롣եιϥԡ˹
      롣

      㤨Сݻ

        File.copy(from, to)
        stat = File.stat(from)
        File.utime(stat.atime, stat.mtime, to)

      ʤɤȤ롣

