Hi,

At Fri, 14 Nov 2003 11:01:56 +0900,
Gavin Sinclair wrote:
> BTW, what does print "\ca{source_file_io.pos}" achieve?  Specifically,
> the "\ca".

"\c" means Control key modifier, that is "\ca" is equivalent to
"\001".

  $ ruby -e 'print "\ca"'|od -tx1
  0000000 01
  0000001

-- 
Nobu Nakada