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Re: !foo vs foo == nil
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Re: !foo vs foo == nil


  • Subject: Re: !foo vs foo == nil
  • From: "mm w" <email@hidden>
  • Date: Wed, 20 Aug 2008 15:29:48 -0700

#include <stdio.h>
#include <stdlib.h>

int main(void) {
       char *p1;
       char *p2 = NULL;

       free(p1);

       free(p2);

       return 0;
}

if (toto)... just align your answer

On Wed, Aug 20, 2008 at 3:23 PM, Torsten Curdt <email@hidden> wrote:
> This question has come up during the last CocoaHeads and no one was really
> able to give a definite answer.
> Do both expressions really mean the same thing (as nil is not null)?
>
>  if (!foo) {
>  ...
>  }
>
>  if (foo == nil) {
>  ...
>  }
>
> cheers
> --
> Torsten
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--
-mmw
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References: 
 >!foo vs foo == nil (From: Torsten Curdt <email@hidden>)

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