trunc

Mark Smith mark at maseurope.net
Sat Feb 9 15:05:26 EST 2008


Thomas, there is an explanation of anomalies with trunc() (and a  
solution) from Mark Waddingham here:

http://thread.gmane.org/gmane.comp.ide.revolution.user/67370/focus=67373

Best

Mark

On 9 Feb 2008, at 19:51, Thomas Bähler wrote:

> Strange beahviour of the trunc function. This script:
>
> on mouseUp
>   put 8.1 into Zahl
>   put Zahl - trunc(Zahl) into Dezimal
>   put Dezimal*60 & comma & trunc(Dezimal*60)
> end mouseUp
>
> should return 6,6
> but instead I get 6,5
>
> If I change the first line to
>   put 8.2 into Zahl
>
> I get 12,11
>
> with
>   put 8.3 into Zahl
> I get 18,18 as expected
>
> RunRev 2.8.1 on Mac OSX 10.4.11
>
> Any explanation?
>
> Thanks Thomas
>
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