json/docs/examples/insert__count.cpp

18 lines
372 B
C++

#include <iostream>
#include <nlohmann/json.hpp>
using json = nlohmann::json;
int main()
{
// create a JSON array
json v = {1, 2, 3, 4};
// insert number 7 copies of number 7 before number 3
auto new_pos = v.insert(v.begin() + 2, 7, 7);
// output new array and result of insert call
std::cout << *new_pos << '\n';
std::cout << v << '\n';
}