2 #include <nlohmann/json.hpp>
10 json j_boolean =
true;
11 json j_number_integer = -17;
12 json j_number_unsigned = 42u;
13 json j_number_float = 23.42;
14 json j_object = {{
"one", 1}, {
"two", 2}};
15 json j_array = {1, 2, 4, 8, 16};
16 json j_string =
"Hello, world";
19 std::cout << std::boolalpha;
20 std::cout << (j_null.type() == json::value_t::null) <<
'\n';
21 std::cout << (j_boolean.type() == json::value_t::boolean) <<
'\n';
22 std::cout << (j_number_integer.type() == json::value_t::number_integer) <<
'\n';
23 std::cout << (j_number_unsigned.type() == json::value_t::number_unsigned) <<
'\n';
24 std::cout << (j_number_float.type() == json::value_t::number_float) <<
'\n';
25 std::cout << (j_object.type() == json::value_t::object) <<
'\n';
26 std::cout << (j_array.type() == json::value_t::array) <<
'\n';
27 std::cout << (j_string.type() == json::value_t::string) <<
'\n';