OpenEuphoria

Re: simple eurphoria question

• Posted by Ricardo M. Forno <rmforno at tutopia.com> Dec 10, 2006
• 668 views

Chris Bensler wrote:
> 
> Ricardo M. Forno wrote:
> > Yep, you are right.
> > I performed the following test of candidate good functions for this task.
> > The results showed all three were correct, but f2 was the fastest:
> 
> Did you try changing the order of the code in your bench tests, to verify that
> it wasn't affecting your results? I've found it to be a major factor in any
> kind of trivial timing test.
> 
> Also, it should be slightly faster if the last return statement in f2() was
> inside of an if-branch..
> As Matt (I beleive) pointed out with his winning code from the christmas
> contest
> a few years ago.
> 
> }}}
<eucode>
> function f2(atom a)
>   if a < 0 then
>     return - floor(- a)
>   else
>     return floor(a)
>   end if
> end function
> </eucode>
{{{

> 
> Chris Bensler
> ~ The difference between ordinary and extraordinary is that little extra ~
> <a href="http://empire.iwireweb.com">http://empire.iwireweb.com</a> - Empire
> for Euphoria

Hi Chris.
I tested both versions before posting this mail,
with the return inside the if and outside it.
Both had identical timings.

Regarding the code order, what change would you suggest?
Regards.