json/doc/examples/to_msgpack.cpp
Niels Lohmann 6b6e554067
🐛 added missing header
std::setw needs the iomanip header (at least with GCC).
2017-04-14 17:37:28 +02:00

20 lines
464 B
C++

#include <json.hpp>
#include <iomanip> // for std::setw
using json = nlohmann::json;
int main()
{
// create a JSON value
json j = R"({"compact": true, "schema": 0})"_json;
// serialize it to MessagePack
std::vector<uint8_t> v = json::to_msgpack(j);
// print the vector content
for (auto& byte : v)
{
std::cout << "0x" << std::hex << std::setw(2) << std::setfill('0') << (int)byte << " ";
}
std::cout << std::endl;
}