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Groups > comp.lang.c++ > #119589
| From | usenet@stegropa.de (Stefan Große Pawig) |
|---|---|
| Newsgroups | comp.lang.c++ |
| Subject | Re: std::map::emplace useful in any way? |
| Date | 2024-06-30 21:21 +0200 |
| Organization | Dark Sky |
| Message-ID | <87frsugrt7.fsf@ID-208667.user.individual.de> (permalink) |
| References | <v2t1pv$1bdc2$1@gwaiyur.mb-net.net> <v2t7rp$2vjo5$1@raubtier-asyl.eternal-september.org> <v5s268$jp3p$1@dont-email.me> <v5s3r9$k5fj$1@raubtier-asyl.eternal-september.org> |
Bonita Montero <Bonita.Montero@gmail.com> writes: > Am 30.06.2024 um 18:47 schrieb Andrey Tarasevich: >> On 05/25/24 10:41 AM, Bonita Montero wrote: >>> >>> You can find() your key and if it doesn't exist you emplace() the >>> new node. >> Which is completely unacceptable, ... > > Depends on your constraints. Before C++17 there was no other solution > for that and you had to accept that. What about using lower_bound() and emplace_hint() instead? That is available since C++11. And while C++98 does not have emplace_hint(), the insert() overload that takes an iterator as first argument can be used. Stefan
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std::map::emplace useful in any way? Marcel Mueller <news.5.maazl@spamgourmet.org> - 2024-05-25 17:57 +0200
Re: std::map::emplace useful in any way? Paavo Helde <eesnimi@osa.pri.ee> - 2024-05-25 20:37 +0300
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-05-28 17:53 +0200
Re: std::map::emplace useful in any way? Paavo Helde <eesnimi@osa.pri.ee> - 2024-05-29 11:11 +0300
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-05-29 11:47 +0200
Re: std::map::emplace useful in any way? Paavo Helde <eesnimi@osa.pri.ee> - 2024-05-29 15:05 +0300
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-05-29 18:56 +0200
Re: std::map::emplace useful in any way? "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2024-05-29 12:23 -0700
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-05-30 16:01 +0200
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-05-25 19:41 +0200
Re: std::map::emplace useful in any way? Andrey Tarasevich <andreytarasevich@hotmail.com> - 2024-06-30 09:47 -0700
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-06-30 19:15 +0200
Re: std::map::emplace useful in any way? Andrey Tarasevich <andreytarasevich@hotmail.com> - 2024-06-30 11:46 -0700
Re: std::map::emplace useful in any way? usenet@stegropa.de (Stefan Große Pawig) - 2024-06-30 21:21 +0200
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-06-30 23:49 +0200
Re: std::map::emplace useful in any way? Andrey Tarasevich <andreytarasevich@hotmail.com> - 2024-06-30 18:29 -0700
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-07-01 13:41 +0200
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-07-07 13:17 +0200
Re: std::map::emplace useful in any way? Andrey Tarasevich <andreytarasevich@hotmail.com> - 2024-07-07 09:16 -0700
Re: std::map::emplace useful in any way? Bonita Montero <Bonita.Montero@gmail.com> - 2024-07-07 18:18 +0200
Re: std::map::emplace useful in any way? usenet@stegropa.de (Stefan Große Pawig) - 2024-07-01 07:41 +0200
Re: std::map::emplace useful in any way? Sam <sam@email-scan.com> - 2024-05-25 18:29 -0400
Re: std::map::emplace useful in any way? usenet@stegropa.de (Stefan Große Pawig) - 2024-06-30 21:09 +0200
Re: std::map::emplace useful in any way? Andrey Tarasevich <andreytarasevich@hotmail.com> - 2024-06-30 13:32 -0700
Re: std::map::emplace useful in any way? Marcel Mueller <news.5.maazl@spamgourmet.org> - 2024-07-07 11:09 +0200
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