c/c++-map

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C++ map

map iterator

const auto :

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// c++11
for (const auto &item : tempMap) {
    cout << "[" << item.first << "," << item.second << "]\n";
}

// c++17
for (const auto& [key, value] : tempMap) {
    cout << "[" << key << "," << value << "]\n";
}

iterator

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for (auto iter = tempMap.begin(); iter != tempMap.end(); ++iter){
    cout << "[" << iter->first << ","
                << iter->second << "]\n";
}

reference