json/docs/examples/to_json.cpp
Niels Lohmann 7b6cf5918b
Documentation change (#3672)
Co-authored-by: Florian Albrechtskirchinger <falbrechtskirchinger@gmail.com>
2022-08-05 19:51:39 +02:00

33 lines
513 B
C++

#include <iostream>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
namespace ns
{
// a simple struct to model a person
struct person
{
std::string name;
std::string address;
int age;
};
} // namespace ns
namespace ns
{
void to_json(json& j, const person& p)
{
j = json{ {"name", p.name}, {"address", p.address}, {"age", p.age} };
}
} // namespace ns
int main()
{
ns::person p = {"Ned Flanders", "744 Evergreen Terrace", 60};
json j = p;
std::cout << j << std::endl;
}