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Groups > comp.lang.c > #3077

Re: int vs. unsigned int vs. size_t

From pozz <pozzugno@gmail.com>
Newsgroups comp.lang.c
Subject Re: int vs. unsigned int vs. size_t
Date 2011-04-30 19:33 +0200
Organization NGI SpA - http://www.ngi.it/
Message-ID <iphh5a$o71$1@nnrp.ngi.it> (permalink)
References <ipgasf$1q5b$1@adenine.netfront.net>

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Il 30/04/2011 08:40, Steve Keller ha scritto:
> 	#define ASIZE(a) (sizeof(a) / sizeof((a)[0])
> 	int a[] = { ... };
>
> 	void foo(void)
> 	{
> 		int i;
> 		for (i = 0; i<  ASIZE(a); i++)
> 			/* do something with a[i]. */
> 	}

I'm reading "C Unleashed" book and I found in some listings the 
following code:

  	#define ASIZE(a) (sizeof(a) / sizeof((a)[0])
  	int a[] = { ... };

	void foo(void)
	{
		int i;
		for (i = 0; i <  (int) ASIZE(a); i++)
			/* do something with a[i]. */
	}

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Thread

int vs. unsigned int vs. size_t Steve Keller <keller@no.invalid> - 2011-04-30 08:40 +0200
  Re: int vs. unsigned int vs. size_t Tim Prince <tprince@computer.org> - 2011-04-30 09:27 -0700
    Re: int vs. unsigned int vs. size_t Tim Prince <tprince@computer.org> - 2011-04-30 12:55 -0700
    Re: int vs. unsigned int vs. size_t Ian Collins <ian-news@hotmail.com> - 2011-05-01 10:34 +1200
  Re: int vs. unsigned int vs. size_t pozz <pozzugno@gmail.com> - 2011-04-30 19:33 +0200
    Re: int vs. unsigned int vs. size_t Ian Collins <ian-news@hotmail.com> - 2011-05-01 09:03 +1200
      Re: int vs. unsigned int vs. size_t Tim Prince <tprince@computer.org> - 2011-04-30 14:34 -0700
        Re: int vs. unsigned int vs. size_t Ian Collins <ian-news@hotmail.com> - 2011-05-01 10:37 +1200
  Re: int vs. unsigned int vs. size_t Datesfat Chicks <datesfat.chicks@gmail.com> - 2011-04-30 19:41 -0400
    Re: int vs. unsigned int vs. size_t Keith Thompson <kst-u@mib.org> - 2011-04-30 17:46 -0700
      Re: int vs. unsigned int vs. size_t Datesfat Chicks <datesfat.chicks@gmail.com> - 2011-05-01 21:27 -0400
  Re: int vs. unsigned int vs. size_t Malcolm McLean <malcolm.mclean5@btinternet.com> - 2011-04-30 22:23 -0700
  Re: int vs. unsigned int vs. size_t Dr Nick <3-nospam@temporary-address.org.uk> - 2011-05-01 14:16 +0100
    Re: int vs. unsigned int vs. size_t Barry Schwarz <schwarzb@dqel.com> - 2011-05-01 10:31 -0700
    Re: int vs. unsigned int vs. size_t Keith Thompson <kst-u@mib.org> - 2011-05-01 12:25 -0700
      Re: int vs. unsigned int vs. size_t James Kuyper <jameskuyper@verizon.net> - 2011-05-01 20:00 -0400
        Re: int vs. unsigned int vs. size_t Tim Rentsch <txr@alumni.caltech.edu> - 2011-05-02 10:17 -0700
      Re: int vs. unsigned int vs. size_t Dr Nick <3-nospam@temporary-address.org.uk> - 2011-05-02 08:37 +0100
  Re: int vs. unsigned int vs. size_t ImpalerCore <jadill33@gmail.com> - 2011-05-03 06:02 -0700
    Re: int vs. unsigned int vs. size_t Peter Nilsson <airia@acay.com.au> - 2011-05-03 15:55 -0700
    Re: int vs. unsigned int vs. size_t Luca Forlizzi <luca.forlizzi@gmail.com> - 2011-05-05 02:38 -0700
      Re: int vs. unsigned int vs. size_t ImpalerCore <jadill33@gmail.com> - 2011-05-05 06:37 -0700
        Re: int vs. unsigned int vs. size_t Angel <angel+news@spamcop.net> - 2011-05-05 16:10 +0000
        Re: int vs. unsigned int vs. size_t Malcolm McLean <malcolm.mclean5@btinternet.com> - 2011-05-05 09:35 -0700
          Re: int vs. unsigned int vs. size_t Keith Thompson <kst-u@mib.org> - 2011-05-05 11:22 -0700
            Re: int vs. unsigned int vs. size_t Peter Nilsson <airia@acay.com.au> - 2011-05-05 16:06 -0700
            Re: int vs. unsigned int vs. size_t Michael Press <rubrum@pacbell.net> - 2011-05-06 02:32 -0700
        Re: int vs. unsigned int vs. size_t Luca Forlizzi <luca.forlizzi@gmail.com> - 2011-05-07 02:42 -0700

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