json/doc/examples/insert__range.cpp
Niels Lohmann 504012a3db
📝 cleanup after #650
As <iostream> is not included in json.hpp any more, all code examples need to include <iostream> now.
2017-07-09 11:51:38 +02:00

20 lines
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C++

#include <iostream>
#include "json.hpp"
using json = nlohmann::json;
int main()
{
// create a JSON array
json v = {1, 2, 3, 4};
// create a JSON array to copy values from
json v2 = {"one", "two", "three", "four"};
// insert range from v2 before the end of array v
auto new_pos = v.insert(v.end(), v2.begin(), v2.end());
// output new array and result of insert call
std::cout << *new_pos << '\n';
std::cout << v << '\n';
}