Re: Cost of String Comparisons??

["Adam D. Moss" <adam@...>]

sohyl siddiqui wrote:
> But I had
> read on this list that in lua string comparisons are very cheap, since 
> actually it is just a pointer comparison.
> Just wanted to confirm this.

Yes...

> I am not very keen on changing the string comparison to integer 
> comparisons since that will mean a lot of work for me that I do not have 
> time for atleast for now. so what do you ppl suggest, should I change or 
> if the performance hit of string comparisons is not that much I could 
> just leave it for another time ?

It's essential to profile before embarking on optimisations, rather
than stabbing in the dark.  Check out the Lua wiki for pointers to
a couple of Lua-side code profilers.  I can say quite confidently
right now, though, that 'optimizing' your string comparisons is
likely to be a waste of time.

--Adam
--
Adam D. Moss   -   adam@gimp.org