From: ChrisH <chris.hulan@...>
Date: 2006-07-26T04:20:05+09:00
Subject: Re: Noob devision question


ChrisH wrote:
> jamiethehutt wrote:
> ...
> > totalbarsize = 180
> > timeelapsed = 10
> > totaltime = 30
> >
> > percomplete = 0.0
> > barlength = 0.0
> >
> > percomplete = timeelapsed / totaltime
> > barlength =  totalbarsize*percomplete
> >
> > puts barlength
>
> You need Floats all the way down.
> The division of Fixnum values ( timeelapsed / totaltime)
> produces a Fixnum  value, which is 0 as 0.333 gets truncated
>
> put a .0 after all the non-Float values to force them to be Float

Fogot to say, to get an Integer (or Fixnum id Ruby parlance) just call
to_i on the Float value to covert by truncating the value.

cheers