json/doc/examples/object.cpp
Niels Lohmann 0258484626
🔖 set version to 3.1.0
- updated documentation wrt. new repository layout
- temporarily switched off Homebrew --HEAD building (can only be switched on after release)
- set copyright date to 2018
2018-02-01 22:20:26 +01:00

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701 B
C++

#include <iostream>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
int main()
{
// create JSON objects
json j_no_init_list = json::object();
json j_empty_init_list = json::object({});
json j_list_of_pairs = json::object({ {"one", 1}, {"two", 2} });
// serialize the JSON objects
std::cout << j_no_init_list << '\n';
std::cout << j_empty_init_list << '\n';
std::cout << j_list_of_pairs << '\n';
// example for an exception
try
{
// can only create an object from a list of pairs
json j_invalid_object = json::object({{ "one", 1, 2 }});
}
catch (json::type_error& e)
{
std::cout << e.what() << '\n';
}
}