json/doc/examples/invalid_iterator.cpp

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2017-08-29 21:46:26 +00:00
#include <iostream>
#include "json.hpp"
using json = nlohmann::json;
int main()
{
try
{
// calling iterator::key() on non-object iterator
json j = "string";
json::iterator it = j.begin();
auto k = it.key();
}
catch (json::invalid_iterator& e)
{
// output exception information
std::cout << "message: " << e.what() << '\n'
<< "exception id: " << e.id << std::endl;
}
}