Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. — Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

Header <boost/algorithm/cxx11/find_if_not.hpp>

Find the first element in a sequence that does not satisfy a predicate.

Marshall Clow

namespace boost {
  namespace algorithm {
    template<typename InputIterator, typename Predicate> 
      BOOST_CXX14_CONSTEXPR InputIterator 
      find_if_not(InputIterator, InputIterator, Predicate);
    template<typename Range, typename Predicate> 
      BOOST_CXX14_CONSTEXPR boost::range_iterator< const Range >::type 
      find_if_not(const Range &, Predicate);
  }
}