From: AdaMagica <christ-usch.grein@t-online.de>
Subject: Re: Move semantics
Date: Tue, 20 Sep 2022 04:44:28 -0700 (PDT) [thread overview]
Message-ID: <0b04f763-fa89-4b34-ad52-eb9d57d80d8cn@googlegroups.com> (raw)
In-Reply-To: <87k05znqpk.fsf@nightsong.com>
Paul Rubin schrieb am Montag, 19. September 2022 um 20:50:50 UTC+2:
> I think it refers to the C++ notion.
> https://en.cppreference.com/w/cpp/utility/move
What I do not understand: Why should the move operation be less expensive than a copy?
As I see it: First you have to do a copy, then delete the source.
> but also means str might now be empty.
I find this "may be empty" astonishing.
next prev parent reply other threads:[~2022-09-20 11:44 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-25 10:01 yet another Ada web site? Maxim Reznik
2022-08-26 18:58 ` Paul Rubin
2022-08-27 9:12 ` Rene
2022-08-27 9:53 ` Nasser M. Abbasi
2022-08-28 7:21 ` Simon Wright
2022-08-28 7:50 ` Dmitry A. Kazakov
2022-08-28 10:26 ` Luke A. Guest
2022-09-16 15:25 ` Maxim Reznik
2022-09-16 17:07 ` Luke A. Guest
2022-09-16 17:34 ` Stephen Leake
2022-09-16 18:45 ` Jere
2022-09-17 9:45 ` Luke A. Guest
2022-09-16 18:49 ` Jere
2022-09-17 13:08 ` Move semantics (was: yet another Ada web site?) G.B.
2022-09-19 17:04 ` Move semantics Stephen Leake
2022-09-19 18:50 ` Paul Rubin
2022-09-20 11:44 ` AdaMagica [this message]
2022-09-20 14:46 ` Niklas Holsti
2022-09-20 19:39 ` Paul Rubin
2022-09-24 6:54 ` Stephen Leake
2022-09-18 8:47 ` yet another Ada web site? grosdan
2022-09-18 10:57 ` Dmitry A. Kazakov
2022-09-18 16:28 ` Luke A. Guest
2022-09-19 17:02 ` Stephen Leake
2022-09-19 6:39 ` Emmanuel Briot
2022-09-30 10:29 ` shtps
2022-09-30 12:29 ` Niklas Holsti
2022-10-09 16:13 ` Stephen Leake
2022-10-12 4:21 ` Paul Jarrett
2022-10-13 0:06 ` Stephen Leake
2022-10-13 6:58 ` Dmitry A. Kazakov
2022-10-14 8:41 ` Fabien Chouteau
2022-10-14 10:05 ` Dmitry A. Kazakov
2022-10-14 11:19 ` Stephen Leake
2022-10-14 13:05 ` Dmitry A. Kazakov
2022-10-16 8:54 ` G.B.
2022-10-16 9:20 ` Dmitry A. Kazakov
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