Method rstrip

include/stringzilla/stringzilla.hpp:2513–2517

* @brief Python-like convenience function, dropping suffix formed of given characters. * @see Similar to `boost::algorithm::trim_right_if(str, is_any_of(set))`. */

     *  @see Similar to `boost::algorithm::trim_right_if(str, is_any_of(set))`.
     */
    string_slice rstrip(byteset set) const noexcept {
        set = set.inverted();
        auto new_end = (pointer)sz_rfind_byteset(start_, length_, &set.raw());
        return new_end ? string_slice {start_, static_cast<size_type>(new_end - start_ + 1)} : string_slice();
    }

    /**
     *  @brief Python-like convenience function, dropping both the prefix & the suffix formed of given characters.