string initialization question.
Justin Spahr-Summers
Justin.SpahrSummers at gmail.com
Fri Jul 30 08:46:32 PDT 2010
On Fri, 30 Jul 2010 11:35:15 -0400, Steven Schveighoffer
<schveiguy at yahoo.com> wrote:
>
> On Fri, 30 Jul 2010 11:24:41 -0400, dcoder <dcoder at devnull.com> wrote:
>
> > Hello.
> >
> > Is there anyway in D to convenient fill a string variable with a char
> > say X times?
> >
> > So, I'd like to do something like:
> >
> > string divider( size, '-'); // C++ notation.
> > $divider = '-' x $size; // perl notation.
> >
> >
> > I thought I could do the following:
> >
> > const char divider[rowstr.length] = '-';
> >
> > but the compiler complains about not having a constant integer
> > expression.
> >
> > thanks.
>
> It's most likely complaining about rowstr.length not being a constant, not
> the '-'. This works:
>
> const char divider[5] = '-';
>
> If you want to allocate a new array on the heap with '-' in it, I think
> there is a way, but I'm not sure how to do it. I'm pretty sure there's a
> runtime function to do it.
>
> -Steve
Something like this will work on the heap:
char[] divider = new char[5];
divider[] = '-';
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