Method filter

Source/cmRange.h:193–198

  template <typename UnaryPredicate>
  auto filter(UnaryPredicate p) const
    -> cmRange<RangeIterators::FilterIterator<Iter, UnaryPredicate>>
  {
    using It = RangeIterators::FilterIterator<Iter, UnaryPredicate>;
    return { It(this->Begin, this->End, p), It(this->End, this->End, p) };
  }

  template <typename UnaryFunction>
  auto transform(UnaryFunction f) const