Re: [Boost-users] [Lambda] Using placeholders as array indices

Subject: Re: [Boost-users] [Lambda] Using placeholders as array indices
From: Steven Watanabe (watanabesj_at_[hidden])
Date: 2008-11-05 12:47:39

AMDG

user790 user790 wrote:
> 2008/11/5 Eric MALENFANT <Eric.Malenfant_at_[hidden] 
> <mailto:Eric.Malenfant_at_[hidden]>>
>
>     I did not try to understand why what's written above does not
>     work, but it seems to me that writing the lambda as this would
>     produce the intended result:
>      (var(a)[_1])(0) = 1;
>
>  
> Indeed, thanks!
>  
> I was just about to answer that this does not solve the general 
> problem of using placeholders as indices as this assumes the array is 
> a left-value.

constant(a)[_1]...

In Christ,
Steven Watanabe