#include<fstream>#includeusingnamespacestd;#include<boost/program_options.hpp>usingnamespaceboost;namespacepo = boost::program_options;#ifdefWIN32#include"C:\Users\gwy8868\Desktop\fast_dr302\fast_dr302\global\xtokens.h"#else#include"/opt/guowenyan/fast_dr302/global/xtokens.h"#endifstd::pair...
tprogram_options解析命令行参数示例代码:#include <iostream> using namespace std; #include <boost/program_options.hpp> namespace po = boost::program_options; int main(int argc, char*argv[]) { //int level; po::options_description desc("Allowed options"); ...
在Boost.Program_options 中接受空值,可以通过使用po::value<>和po::optional<>类型来实现。 首先,需要包含以下头文件: 代码语言:cpp 复制 #include<boost/program_options.hpp> 然后,可以使用以下代码来定义接受空值的选项: 代码语言:cpp 复制 namespacepo=boost::program_options;po::options_descriptiondesc("...
}//config 从配置文件中读取,vm中key一旦设置,后续设置无效auto config_file=vm["config"].as<std::string>();//check config_file exist TODOpo::options_description _config; _config.add_options() ("size,-s",po::value<int>(),"show size info"); po::store(po::parse_config_file<char>(con...
#include <boost/program_options.hpp> usingnamespacestd; namespacebpo=boost::program_options; namespaceipfs { namespacedetail{ enumSUB_CMD{ INIT=1, DAEMON, ADD, OBJECT, CAT, GET, LS, HELP, UNKNOW, }; SUB_CMDcmd_parser(intargc,char**argv,vector<string>&item) { ...
#include <boost/program_options.hpp> using namespace std; int main(int argc, char* argv[]) { using namespace boost::program_options; //声明需要的选项 options_description desc("Allowed options"); desc.add_options() ("help,h", "produce help message") ...
#include <boost/program_options.hpp> namespace bpo = boost::program_options; int main(int argc, char const *argv[]) { //步骤一: 构造选项描述器和选项存储器 //选项描述器,其参数为该描述器的名字 bpo::options_description opts("all options"); ...
Example 63.1 shows the basic approach for parsing command-line options with Boost.ProgramOptions.Example 63.1. Basic approach with Boost.ProgramOptions #include <boost/program_options.hpp> #include <iostream> using namespace boost::program_options; void on_age(int age) { std::cout << "On age...
Boost库中默认自带了一个功能强大的命令行参数解析器,以往我都是自己实现参数解析的,今天偶尔发现这个好东西,就来总结一下参数解析的基本用法,该库需要引入program_options.hpp头文件,即可使用了。 第一次尝试 代码语言:javascript 代码运行次数:0 运行 AI代码解释 #include <iostream> #include <boost/program_option...
tprogram_options解析命令行参数示例代码:[cpp] view plain copy #include <iostream> using namespace std; #include <boost/program_options.hpp> namespace po = boost::program_options; int main(int argc, char*argv[]) { //int level; po::options_description desc("Allowed options"); desc.add_...