Boost.URL boost::urls::segments_ref::pop_back home boost::urls::segments_ref::pop_back Remove the last segment Synopsis Declared in header <boost/url/segments_ref.hpp> void pop_back() noexcept; Description This function removes the last segment from the container. Iterators to the last segment as well as all end iterators are invalidated. Preconditions not this->empty() Exception Safety Throws nothing.