基于boost:lexical_cast的to_string函数
基于boost::lexical_cast的to_string函数
#include <iostream>
#include <string>
#include "boost/lexical_cast.hpp"
template <typename T> std::string to_string(const T& arg) {
try {
return boost::lexical_cast<std::string>(arg);
}
catch(boost::bad_lexical_cast& e) {
return "";
}
}
int main() {
std::string s = to_string(412);
std::cout << s << std::endl;
s = to_string(2.357);
std::cout << s << std::endl;
}