BoosJSONDecode.cpp

#include <iostream>
#include <boost/property_tree/json_parser.hpp>
#include <boost/foreach.hpp>

using boost::property_tree::ptree;
using boost::property_tree::read_json;

using namespace std;

void load(ptree& json){
    ifstream jsonFile("file.json");
    cout << "Parsing" << endl;
    read_json(jsonFile, json);
    jsonFile.close();
}

int main() {
    ptree json;
    load(json);

    auto child_object = json.get_child("worlds");

    BOOST_FOREACH(ptree::value_type & child_pair, child_object) {
                    cout << child_pair.second.get<string>("name") << ", "
                         << child_pair.second.get<int>("capacity") << ", "
                         << child_pair.second.get<int>("current") << endl;
                }


    return 0;
}