1
0
mirror of https://github.com/nlohmann/json synced 2024-12-28 03:11:07 +00:00
nlohmannjson/doc/examples/operatorjson_pointer_const.cpp
Niels Lohmann 9b32f72584
📝 fixed examples for Wandbox
As I learned in https://github.com/melpon/wandbox/issues/209, this
library is already installed at Wandbox, so we need to adjust the
examples to use `#include "json.hpp"` insteas of `#include <json.hpp>`.
2017-04-21 22:07:07 +02:00

24 lines
619 B
C++

#include "json.hpp"
using json = nlohmann::json;
int main()
{
// create a JSON value
const json j =
{
{"number", 1}, {"string", "foo"}, {"array", {1, 2}}
};
// read-only access
// output element with JSON pointer "/number"
std::cout << j["/number"_json_pointer] << '\n';
// output element with JSON pointer "/string"
std::cout << j["/string"_json_pointer] << '\n';
// output element with JSON pointer "/array"
std::cout << j["/array"_json_pointer] << '\n';
// output element with JSON pointer "/array/1"
std::cout << j["/array/1"_json_pointer] << '\n';
}