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json/examples/basic_json_document__node_count.cpp
T
2026-10-26 21:24:35 +00:00

16 lines
474 B
C++

#include <iostream>
#include <nlohmann/json_view.hpp>
using nlohmann::json_document;
int main()
{
// node_count() is the size of the flat index: one 16-byte node per value,
// plus one per object key (values and keys are all the index stores)
json_document scalar = json_document::parse("42");
std::cout << scalar.node_count() << '\n';
json_document doc = json_document::parse(R"({"a": 1, "b": [1, 2]})");
std::cout << doc.node_count() << '\n';
}