--- /dev/null
+#include <iostream>
+#include <nlohmann/json.hpp>
+
+using json = nlohmann::json;
+
+int main()
+{
+ // create an array value
+ json array = {1, 2, 3, 4, 5};
+
+ // get an iterator to the first element
+ json::iterator it = array.begin();
+
+ // serialize the element that the iterator points to
+ std::cout << *it << '\n';
+}