Re: local vs. my (was Re: code line of the day)

On Sep 9, 2006, at 3:12 AM, A. Pagaltzis wrote:

> * Chris Dolan <[email protected]> [2006-09-09 03:55]:
>>> Works the same. I often use `local $_` in tiny functions that
>>> mangle just a single value. Matter of taste/style.
>>
>> Ahh, I see -- cargo cult.  ;-)
>
> Err, what? I chose that style for myself. I didn’t pick it up
> from anyone else and certainly not unthinkingly.

I didn't mean that to be insulting -- I was just teasing.  In fact I  
usually respect your contributions a lot, so I was curious why your  
style was different from mine and if there was a reason why yours  
might be better.

>> I just benchmarked the  two versions, and "my" wins by a wide
>> margin:
>>
>> % perl test.pl
>>           Rate local    my
>> local 467290/s    --  -33%
>> my    699301/s   50%    --
>
> I dunno if that was supposed to be an argument, but I couldn’t
> care less. I hope I don’t have to explain why as well.

That was for my curiosity and to convince me, not to convince you.   
That's why I changed the subject line in the message.  I apologize  
for my less-than-clear motives.

Chris

-- 
Chris Dolan, Software Developer, Clotho Advanced Media Inc.
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