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From: Paul Haahr <paul@paulhaahr.com>
To: rc@hawkwind.utcs.toronto.edu
Subject: Re: $^t
Date: Tue, 4 Sep 2001 23:37:16 -0500	[thread overview]
Message-ID: <8XBpTIaE1V@dmul.paulhaahr.com> (raw)
In-Reply-To: <200109040316.f843GRP17441@merton.aus.deuba.com>

Callum Gibson wrote
> FWIW, I think $^t is more logical since it conserves special chars, even
> if it reverses the sense of the ^ operator.

I don't think it reverses the sense at all.  $^ was originally intended
to mean ``repeated application of the ^ operator on a variable.''

For what it's worth, that syntax in Byron's implementation appears to
date from early 1991:

  From: byron@archone.tamu.edu (Byron Rakitzis)
  To: haahr@adobe.com
  Subject: list flattening
  Date: Wed, 9 Jan 91 17:55:45 CST

  is now in as an operator. yip yip.

(I also have a drop of rc from half an hour before that message which
doesn't include $^, so we can be fairly precise about its timing.)

--p


  reply	other threads:[~2001-09-05 23:06 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-09-04  2:43 $^t Byron Rakitzis
2001-09-04  4:16 ` $^t Callum Gibson
2001-09-05  4:37   ` Paul Haahr [this message]
  -- strict thread matches above, loose matches on Subject: below --
2001-09-03  9:20 $^t Matt

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