1
0
mirror of https://github.com/nlohmann/json synced 2024-12-05 17:41:04 +00:00
nlohmannjson/doc/examples/contains.cpp
2019-03-17 22:25:18 +01:00

18 lines
527 B
C++

#include <iostream>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
int main()
{
// create some JSON values
json j_object = R"( {"key": "value"} )"_json;
json j_array = R"( [1, 2, 3] )"_json;
// call contains
std::cout << std::boolalpha <<
"j_object contains 'key': " << j_object.contains("key") << '\n' <<
"j_object contains 'another': " << j_object.contains("another") << '\n' <<
"j_array contains 'key': " << j_array.contains("key") << std::endl;
}