[Qt-interest] Convert a qreal to String

[Jesús Fernández Prieto]

According to Qt documentation in ARM platform they are using float instead
of double for performance reasons:
http://doc.trolltech.com/4.5/qtglobal.html#qreal-typedef

On Thu, Jun 18, 2009 at 11:26 AM, Srdjan Todorovic <
todorovic.s at googlemail.com> wrote:

> Hi,
>
> On 18/06/2009, Jesús Fernández Prieto <jsfdez at gmail.com> wrote:
> > *QString strNumber;
> >
> > #if defined(__arm__)
> > strNumber=QString::number(float(real));
> > #else
> > strNumber=QString::number(double(real));
> > #endif
>
> Why the extra cast?
> And why the Arm difference?
>
> Wouldn't the compiler for the Arm architecture already typedef double
> to a float if it can't handle a double? Or can you use both but a
> float is faster for that architecture?
>
> Srdjan
>
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