Re: [Boost-users] Implementing copy_if using boost::lambda

Minkoo Seo wrote:

vector<int> vi2;

for_each(vi.begin(), vi.end(), if_then(_1 == 1, vi2.push_back(_1)));

Does anybody know how to push _1 into vi2? I've tried bind( ), but no luck.

bind( &std::vector<int>::push_back, &vi2, _1 ) should work.