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- #include <iostream>
- #include <nlohmann/json.hpp>
- using json = nlohmann::json;
- int main()
- {
- // create JSON values
- json j_null;
- json j_boolean = true;
- json j_number_integer = 17;
- json j_number_float = 23.42;
- json j_object = {{"one", 1}, {"two", 2}};
- json j_array = {1, 2, 4, 8, 16};
- json j_string = "Hello, world";
- // call clear()
- j_null.clear();
- j_boolean.clear();
- j_number_integer.clear();
- j_number_float.clear();
- j_object.clear();
- j_array.clear();
- j_string.clear();
- // serialize the cleared values()
- std::cout << j_null << '\n';
- std::cout << j_boolean << '\n';
- std::cout << j_number_integer << '\n';
- std::cout << j_number_float << '\n';
- std::cout << j_object << '\n';
- std::cout << j_array << '\n';
- std::cout << j_string << '\n';
- }
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