Re: bug report: LUA compiler glitch

[HyperHacker <hyperhacker@...>]

On Tue, Aug 9, 2011 at 18:14, Steve Litt <slitt@troubleshooters.com> wrote:
> On Tuesday, August 09, 2011 06:22:27 PM Lars Doelle wrote:
>
>> -- demonstrating the glitch on locals --
>>
>> local a
>>
>> a,a = 1,2 -- 'a' is assigned 1 and not 2
>>
>> check(a,"local ","a")
>>
>> -- This behaviour is at least unexpected, since the assignment
>> -- intuitively should have the same meaning as
>>
>> a = 1
>> a = 2
>
> Can anyone explain the benefit of:
>
> a, b = 1, 2
>
> The only place I've seen the slightest benefit of that was when
> capturing the return of functions returning multiple values.
>
> Thanks
>
> SteveT
>
> Steve Litt
> Author: The Key to Everyday Excellence
> http://www.troubleshooters.com/bookstore/key_excellence.htm
> Twitter: http://www.twitter.com/stevelitt
>
>
>

It's just shorter. I assume it could potentially be slightly faster too...

-- 
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