Re: display float in german style, why ",00" ?

From:
Scot T Brennecke <ScotB@Spamhater.MVPs.org>
Newsgroups:
microsoft.public.vc.language
Date:
Fri, 07 Aug 2009 01:55:17 -0500
Message-ID:
<Ou5WGwyFKHA.1340@TK2MSFTNGP05.phx.gbl>
Guido Franzke wrote:

Ok, you want code. I cannot see a mistake in my code. It works on many
computers correctly!

But here it is:

char sz[1000];
float f = 32.12;
CString ss;
CString ss2;
int i;
sprintf(sz, "%.2f", f);
ss = sz; // -> we have 32,00
ss2.Format("%.2f", f); // -> we have 32,00
for (i=0; i<10; i++)
{
   f += 1.;
   sprintf(sz, "%.2f", f);
   ss = sz; // -> we have 33,00 34,00 ...
   ss2.Format("%.2f",f); // -> we have 33,00 34,00 ...
}

Why?


I could not confirm your complaint. However, I do not have a German OS. I tried setting the regional options with the Control
panel applet to use the comma for decimal separator and period for thousands, but sprintf still used the period.

I then used the locale version of sprintf:
     _locale_t locale;
     locale = _create_locale(LC_ALL, "German");
     _sprintf_s_l( sz, sizeof(sz), "%.2f", locale, f );

and I got the correct results. It used the comma, and the "12" followed it.

I am using Visual Studio 2008 SP1 on Windows XP Pro SP3, English US versions.

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