You need to do a string conversion, just like you would in any situation where
you need a textual version of a number.
One possible way:
NSString* s = [NSString stringWithFormat: @"%.1f", fv];
const char* sp = s.UTF8String;
another:
char* s[16];
snprintf(s, 16, "%.1f", fv);
On May 4, 2013, at 16:20 , YT <y...@redwoodcontent.com> wrote:
> I have need to turn a local float value into a char array.
>
> That is, The Quartz 2D graphics function requires the passing of a (const
> char *) to a text string or I was thinking of a character array.
>
> My mind is mush at the moment - can't seem to recall the way to program a
> conversion of
>
> float fv = 40.0;
>
> into
>
> const char *text = "40.0";
>
> or
>
> const char text[ ] = "40.0";
>
>
> Please advise...
>
> Thanks YT
>
>
>
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--
Rick
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