Boost.URL boost::urls::params_ref::erase home boost::urls::params_ref::erase Erase elements Synopsis Declared in header <boost/url/params_ref.hpp> iterator erase(iterator pos) noexcept; Description This function removes an element from the container. All iterators that are equal to pos or come after are invalidated. Example url u( "?first=John&last=Doe" ); params_ref::iterator it = u.params().erase( u.params().begin() ); assert( u.encoded_query() == "last=Doe" ); Complexity Linear in this->url().encoded_query().size(). Exception Safety Throws nothing. Return Value An iterator to one past the removed element. Parameters Name Description pos An iterator to the element.