# simple file copy
# 2011. 1. 7
from = File.open("test.png", "rb:binary")
data = from.read
from.close
to = File.open("test2.png", "wb:binary")
to.write(data)
to.close
File.open("test.png", "rb:binary") { |from| $data = from.read }
File.open("test2.png", "wb:binary") { |to| to.write($data) }