boost::program_options::options_description desc("options"); stringstream desc_str; desc.print(desc_str); 使用stringstream 来得到options_description的输出 相关文章: 2022-12-23 2021-09-19 2021-11-23 2022-12-23 2022-12-23 2022-12-23 2022-12-23 2021-07-17