Re: [Boost-users] Converting an std::vector to std::wstring

From: Chris Jefferson (chris_at_[hidden])
Date: 2008-07-07 04:44:18

2008/7/6 Sean Farrow <sean.farrow_at_[hidden]>:
> Hi:
> What is the best way (in terms of efficiency) to convert an std::vector
> of wchar_t to std::wstring.
> I can think of a oupple of aproaches:
> 1. using std::copy.
> 2. using boost::lexical_cast.
> 3 using boost::foreach
> 4. Usin he boost::serialization library.

I suspect 5. None of the above.

The quickest and most efficent way to switch between two containers
which contain the same type is:

new_container container(old_container.begin(), old_container.end() )

so in this case:

wstring my_string(v.begin(), e.end());

> The std::wstring doesn't ned to be output to a file.
> Any advice apreciated.
> Sean.
>
>
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