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Re: What a reference actually is

From Paavo Helde <eesnimi@osa.pri.ee>
Newsgroups comp.lang.c++
Subject Re: What a reference actually is
Date 2022-11-20 01:28 +0200
Organization A noiseless patient Spider
Message-ID <tlbora$3an1r$1@dont-email.me> (permalink)
References (3 earlier) <42d9be9e-99f9-45dc-9001-b74bfedd8107n@googlegroups.com> <tla0tm$367b9$2@dont-email.me> <1fa49f55-80ce-45de-80da-708da2ebc783n@googlegroups.com> <cc18485f-f734-4aaa-be94-998123825020n@googlegroups.com> <8de46ff0-9205-4c36-8e1e-160444357fe5n@googlegroups.com>

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20.11.2022 01:27 Michael S kirjutas:
> On Sunday, November 20, 2022 at 1:13:37 AM UTC+2, Öö Tiib wrote:
>> Pointer can be null, so everywhere it is passed has to check that it is
>> not null and that gets quite repetitive to do after a while.
> 
> If you specified in the docs for your function that it can't take null
> then you don't have to check for null.

That's what a reference is for. It's self documenting.

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Thread

What a reference actually is Juha Nieminen <nospam@thanks.invalid> - 2022-11-17 09:01 +0000
  Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-17 06:09 -0800
    Re: What a reference actually is Paavo Helde <eesnimi@osa.pri.ee> - 2022-11-18 00:36 +0200
      Re: What a reference actually is JiiPee <kerrttuPoistaTama11@gmail.com> - 2022-11-18 07:49 +0200
      Re: What a reference actually is Tim Rentsch <tr.17687@z991.linuxsc.com> - 2022-11-20 05:48 -0800
    Re: What a reference actually is Juha Nieminen <nospam@thanks.invalid> - 2022-11-18 09:40 +0000
      Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-18 03:23 -0800
        Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-18 05:11 -0800
        Re: What a reference actually is James Kuyper <jameskuyper@alumni.caltech.edu> - 2022-11-19 02:34 -0500
          Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-19 08:20 -0800
            Re: What a reference actually is Paavo Helde <eesnimi@osa.pri.ee> - 2022-11-20 00:37 +0200
              Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-19 15:35 -0800
            Re: What a reference actually is Öö Tiib <ootiib@hot.ee> - 2022-11-19 15:13 -0800
              Re: What a reference actually is "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2022-11-19 15:18 -0800
                Re: What a reference actually is Öö Tiib <ootiib@hot.ee> - 2022-11-19 15:33 -0800
                Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-19 15:36 -0800
                Re: What a reference actually is Öö Tiib <ootiib@hot.ee> - 2022-11-19 15:43 -0800
                Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-19 15:51 -0800
                Re: What a reference actually is Öö Tiib <ootiib@hot.ee> - 2022-11-19 17:57 -0800
                Re: What a reference actually is "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2022-11-19 19:56 -0800
                Re: What a reference actually is Öö Tiib <ootiib@hot.ee> - 2022-11-20 03:47 -0800
                Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-20 04:24 -0800
                Re: What a reference actually is Öö Tiib <ootiib@hot.ee> - 2022-11-20 06:32 -0800
                Re: What a reference actually is "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2022-11-21 16:32 -0800
                Re: What a reference actually is Öö Tiib <ootiib@hot.ee> - 2022-11-22 08:30 -0800
              Re: What a reference actually is Michael S <already5chosen@yahoo.com> - 2022-11-19 15:27 -0800
                Re: What a reference actually is Paavo Helde <eesnimi@osa.pri.ee> - 2022-11-20 01:28 +0200
      Re: What a reference actually is Paavo Helde <eesnimi@osa.pri.ee> - 2022-11-18 14:51 +0200
        Re: What a reference actually is JiiPee <kerrttuPoistaTama11@gmail.com> - 2022-11-18 18:32 +0200
        Re: What a reference actually is Juha Nieminen <nospam@thanks.invalid> - 2022-11-21 11:56 +0000
  Re: What a reference actually is Bonita Montero <Bonita.Montero@gmail.com> - 2022-11-17 19:27 +0100
  Re: What a reference actually is Jorgen Grahn <grahn+nntp@snipabacken.se> - 2022-11-19 17:10 +0000
    Re: What a reference actually is Juha Nieminen <nospam@thanks.invalid> - 2022-11-21 11:59 +0000

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