[ntp:questions] Strange refid
Gary Johnson
garyjohn at spocom.com
Tue Nov 12 18:02:17 UTC 2013
On 2013-11-12, John Hasler wrote:
> Brian Utterback writes:
> > However, it begs the question of why somebody thought that printing
> > "M-" before characters with the high order bit turned on would be a
> > good idea.
>
> ASCII characters with the high bit turned on are control characters.
No, they're not. Control characters are those with all but the
lowest five bits set to 0.
> "M-" is a common notation for control as in "M-J" for "control-J".
M-J is 0xCA whereas Ctrl-J is 0x0A.
Regards,
Gary
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