-*- rd -*- $Author: shyouhei $ $Date: 2007-02-12 16:01:19 -0700 (Mon, 12 Feb 2007) $
Pseudo ((IO)) class from/to ((String)).
This library is based on MoonWolf version written in Ruby. Thanks a lot.
Differences to ((IO))
not implemented: ((fcntl)), ((reopen)).
((fileno)) returns nil.
((pos=)) returns new position, not 0.
((ungetc)) does nothing at start of the string.