json/doc/examples/exception.cpp
Niels Lohmann 0258484626
🔖 set version to 3.1.0
- updated documentation wrt. new repository layout
- temporarily switched off Homebrew --HEAD building (can only be switched on after release)
- set copyright date to 2018
2018-02-01 22:20:26 +01:00

21 lines
432 B
C++

#include <iostream>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
int main()
{
try
{
// calling at() for a non-existing key
json j = {{"foo", "bar"}};
json k = j.at("non-existing");
}
catch (json::exception& e)
{
// output exception information
std::cout << "message: " << e.what() << '\n'
<< "exception id: " << e.id << std::endl;
}
}