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From: "Jeffrey R.Carter" <spam.jrcarter.not@spam.acm.org.not>
Subject: Re: What is the name of the | symbol?
Date: Fri, 25 Mar 2022 23:21:37 +0100	[thread overview]
Message-ID: <t1lf9h$qmm$1@dont-email.me> (raw)
In-Reply-To: <c9ec4a95-2b75-413c-9d99-983dcb004e98n@googlegroups.com>

On 2022-03-25 20:04, Matt Jaffe wrote:
> In using it in a named association array aggregate, its semantic are "and" --- e.g., some_1D_array := (1 | 3 | 7 => 5, others => 10) sets elements 1 and 3 and 7 to the value 5.  In a case statement, its semantics are "or" --- e.g. when 1 | 3 | 7 => ...  any of the values 1, 3, or 7 for the case expression will select the ... code for execution.  Is there a single name for that symbol (the |  ) that seems to have different semantics depending on context?

ARM 2.1(15/3) 
(http://www.ada-auth.org/standards/aarm12_w_tc1/html/AA-2-1.html#I1201) says its 
name in Ada is "vertical line".

-- 
Jeff Carter
"Alms for an ex-leper!"
Monty Python's Life of Brian
75

  parent reply	other threads:[~2022-03-25 22:21 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-25 19:04 What is the name of the | symbol? Matt Jaffe
2022-03-25 19:23 ` Ben Bacarisse
2022-03-25 22:21 ` Jeffrey R.Carter [this message]
2022-03-25 23:24   ` Chris Townley
2022-03-26  0:58     ` Luke A. Guest
2022-03-26  2:01       ` Chris Townley
2022-03-27  0:38       ` Stephen Leake
2022-03-27 19:01         ` Matt Jaffe
2022-03-27 18:57     ` Matt Jaffe
  -- strict thread matches above, loose matches on Subject: below --
2022-03-25 19:16 Matt Jaffe
2022-03-25 20:03 ` Niklas Holsti
2022-03-26  4:24   ` Paul Rubin
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