From: "Frank J. Lhota" <NOSPAM.FrankLho@rcn.com>
Subject: Re: if X in 1..35000 versus Boolean
Date: Sat, 13 Jul 2002 12:27:03 -0400
Date: 2002-07-13T16:27:13+00:00 [thread overview]
Message-ID: <agpkd1$h69$1@bob.news.rcn.net> (raw)
In-Reply-To: pan.2002.07.13.17.22.41.883061.2237@gmx.net
> if X in 1..35000 then
>
> is the same as
>
> if (X >= 1) and (X <= 35000) then
>
> ???
>
> Or does the compiler really create an enumeration type with 35000 entries
> with values from 1 to 35000, just to check if X is in there???
Yes, every compiler I know of will evaluate
X in 1 .. 35000
as
X >= 1 and then x <= 35000
Also, 1 .. 35000 is an integer range, not an enumeration type.
next prev parent reply other threads:[~2002-07-13 16:27 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-07-13 19:10 if X in 1..35000 versus Boolean Jan Prazak
2002-07-13 16:27 ` Frank J. Lhota [this message]
2002-07-13 20:36 ` Jan Prazak
2002-07-13 18:05 ` Jeffrey Carter
2002-07-14 15:02 ` Jan Prazak
2002-07-13 22:10 ` Robert Dewar
2002-07-14 21:16 ` Jan Prazak
2002-07-14 20:47 ` Frank J. Lhota
2002-07-15 1:21 ` Jeffrey Carter
2002-07-16 8:18 ` Keith Thompson
2002-07-16 13:54 ` Jan Prazak
2002-07-16 11:13 ` Lutz Donnerhacke
2002-07-17 19:04 ` Jan Prazak
2002-07-17 20:00 ` Georg Bauhaus
2002-07-18 8:11 ` Lutz Donnerhacke
2002-07-18 14:39 ` Georg Bauhaus
2002-07-20 0:37 ` Robert Dewar
2002-07-16 20:25 ` Georg Bauhaus
2002-07-17 19:29 ` Jan Prazak
2002-07-16 19:24 ` Gautier
2002-07-17 19:04 ` Jan Prazak
2002-07-13 16:32 ` David C. Hoos, Sr.
2002-07-13 20:36 ` Jan Prazak
2002-07-13 18:02 ` David C. Hoos, Sr.
2002-07-13 18:17 ` sk
2002-07-13 20:02 ` Jeffrey Creem
[not found] ` <3D306ED5.33E80E09@myob.com>
2002-07-13 18:52 ` David C. Hoos, Sr.
[not found] ` <020a01c22a9f$2b50d6c0$6400000a@dhoos>
2002-07-13 19:02 ` sk
2002-07-14 15:02 ` Jan Prazak
2002-07-14 19:25 ` Darren New
2002-07-15 15:22 ` Steffen Huber
2002-07-13 16:44 ` Christopher Browne
2002-07-13 22:09 ` Robert Dewar
2002-07-13 17:17 ` tmoran
2002-07-13 19:44 ` Florian Weimer
-- strict thread matches above, loose matches on Subject: below --
2002-07-14 20:22 Gautier direct_replies_not_read
2002-07-15 11:36 ` Jan Prazak
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