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Path: ...!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail
From: Janis Papanagnou <janis_papanagnou+ng@hotmail.com>
Newsgroups: comp.lang.c
Subject: Re: question about nullptr
Date: Sat, 6 Jul 2024 15:07:11 +0200
Organization: A noiseless patient Spider
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On 06.07.2024 14:54, Kaz Kylheku wrote:
> On 2024-07-06, Thiago Adams <thiago.adams@gmail.com> wrote:
>> If you were creating C code today and could use a C23 compiler, would 
>> you use nullptr instead of NULL?
> 
> In greenfield projects under my dictatorship, I use 0, as in:
> 
>    char *p = 0;
> 
> I was still 20 something when I (easily) wrapped my head around the 0
> null pointer constant, and have not had any problems with it.
> Once I learned the standard-defined truth about null pointer constants,
> and their relationship to the NULL macro, I dropped NULL like a hot
> potato, and didn't look back (except when working in code bases that use
> NULL).

We also used 0 as "universal" pointer value regularly without problems.

One practical advantage of adding a named entity (with a value of 0)
was to easily grep (find) appearances of this value in source code.

Janis