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vector assign() trouble

 
 
Victor Bazarov
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      01-09-2007
Roland Pibinger wrote:
> On Mon, 8 Jan 2007 20:10:54 -0500, "Victor Bazarov" wrote:
>> I would guess that the function is for repeated use with already
>> created vector (no need to reconstruct it). The following does the
>> same thing
>>
>> existingvector.swap(std::vector(s.begin(), s.end()));

>
> You cannot use a temporary with vector::swap().


Right. It ought to be the other way around:

std::vector(s.begin(), s.end()).swap(existingvector);

V
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peter koch
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      01-13-2007

Sylvester Hesp skrev:
> "peter koch" <(E-Mail Removed)> wrote in message
> news:(E-Mail Removed) ps.com...
> >
> > As Victor already pointed out, assign assigns and does not create new
> > elements.

>
> I'm sorry but that's just nonsense. The assign function does the same as
> it's corresponding constructor in vector, namelijk reconstructing the vector
> with the range of elements you've provided.

[snip]

Right. One of the (few) times that Victor was wrong and my appeal to
authority became to strong

/Peter

 
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