OpenEuphoria

Re: Re[2]: Multitask Feedback

• Posted by jacques deschênes <desja at globetrotter.net> Sep 25, 2005
• 442 views

D. Newhall wrote:
> 
> akusaya wrote:
> > 
> (snip)
> > 
> > Again, and again, how about a feature to ignore return values after
> > calling a function? It's really annoying, almost every time I make a
> > little Eu program I need to do something like
> > 
> > PP = seek(fn, 100)
> > 
> > where PP is a global variable I defined in aku.e which is an include
> > file I always include when starting to write a new Eu program. (almost
> > never write a Eu program without an "include"!)
> > 
> > All languages I know allow ignoring function return values. Why not
> > Eu?
> > 
> > (BTW, I tried making a website with PHP, unexpectedly it's not a lot
> > harder than using Eu, but much easier since it has rich functions and
> > database access functions)
> > 
> 
> Well, functions return values for a reason and it's not that hard to ignore a
> return
> value. Is it annoying? At times, yes. Worth adding some language construct to
> the langauge
> to remedy it? Definitely not.
> 
> Here, this is what I use:
> 
> }}}
<eucode>
> procedure ignore(object x)
>     -- Do nothing, just ignore the object passed
> end procedure  -- ignore
> 
> ignore( seek(fn, 100) )
> </eucode>
{{{

> 
> It's not that hard to implement and use, looks neat and clear, and most
> importantly
> doesn't change Euphoria in any way.
> 
> 
> The Euphoria Standard Library project :
>     <a href="http://esl.sourceforge.net/">http://esl.sourceforge.net/</a>
> The Euphoria Standard Library mailing list :
>     <a
>     href="https://lists.sourceforge.net/lists/listinfo/esl-discussion">https://lists.sourceforge.net/lists/listinfo/esl-discussion</a>
> 


Why not just

global object ignore
ignore = seek(fn,100)
that way you save procedure call overhead.

regards,
Jacques Deschênes