ceph/src/jaegertracing/opentelemetry-cpp/third_party/nlohmann-json/doc/examples/erase__key_type.cpp

   1 #include <iostream>
   2 #include <nlohmann/json.hpp>
   3
   4 using json = nlohmann::json;
   5
   6 int main()
   7 {
   8     // create a JSON object
   9     json j_object = {{"one", 1}, {"two", 2}};
  10
  11     // call erase()
  12     auto count_one = j_object.erase("one");
  13     auto count_three = j_object.erase("three");
  14
  15     // print values
  16     std::cout << j_object << '\n';
  17     std::cout << count_one << " " << count_three << '\n';
  18 }