Message-ID: <3725CBFE.AA56CB8F@softhome.net>
From: Chris Mears <chris_mears AT softhome DOT net>
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Newsgroups: comp.os.msdos.djgpp
Subject: Re: I need help adressing characters in a string
References: <Pine DOT SUN DOT 3 DOT 91 DOT 990427152054 DOT 9991B-100000 AT is>
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Date: Wed, 28 Apr 1999 00:38:54 +1000
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To: djgpp AT delorie DOT com
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Eli Zaretskii wrote:
> 
> On Tue, 27 Apr 1999 fiammy AT my-dejanews DOT com wrote:
> 
> > char *string;
> >
> > void main (void)
> > {
> >  int i;
> >  for (i=; i=lengthof(string); i++)
> >   {
> >   dosomething with string[i];
> >   }
> 
> This is okay, except for some minor problems:
> 
>   char string[100];
>   int main (void)
>   {
>     int i;
>     for (i = 0; i < sizeof (string) - 1; i++)
>       {
>          do_something_with (string[i]);
>       }
>   }
> 

In the for loop:  i < sizeof (string)?  Do you mean strlen() or
something else?  If I recall correctly, sizeof returns the number of
bytes in a data type.  So if string, in this case, is a constant pointer
to char, wouldn't it be 2 or 4 bytes, not the dynamic length of the
string?

Chris


> > I can't do that, the compiler gives me an error.
> 
> What error message(s) did you see, what source (exactly) did you try to
> compile, and what command line did you use to compile it?