[TUHS] ed: multiple addresses (with semicolons)

Ken Thompson kenbob at gmail.com
Sat Jul 9 02:01:43 AEST 2022

On Fri, Jul 8, 2022 at 6:24 AM Douglas McIlroy <
douglas.mcilroy at dartmouth.edu> wrote:

> The interpretation of a string of addresses separated by commas and/or
> semicolons was already defined in the v1 man page for ed.
> Ed was essentially a stripped-down version of Multics qed. The latter
> was originally
> written by Ken. Unfortunately the "Multics Condensed Guide" online at
> multicians.org describes how strings of addresses were interpreted
> only by canonical examples for the various editing requests.
> I  have no specific memory of semicolons in qed. I have a vague
> recollection that semicolons originated in ed, however you should put
> no trust in this. Maybe Ken remembers.
> Doug
String of addresses was same for qed and ed.
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