Confirm: Can use array with const char* to have a sub array of other const char* to fill a QMap

Main.cpp

#include <QCoreApplication>
#include <QMap>
#include <QMapIterator>
#include <QDebug>

using StringIntMap = QMap<const char*, int>;

void addToMap(StringIntMap &map, const char* key, int value)
{
    map[key] = value;
}

static const struct {
    const char* finally;
    const char* some;
    const char* good;
    const char* food;
} GoodKeys = {
    .finally = "finally",
    .some = "some",
    .good = "good",
    .food = "food"
};

int main(int argc, char *argv[])
{
    QCoreApplication a(argc, argv);

    StringIntMap goodmap;

    const char* elsewhere[] = {
        GoodKeys.finally,
        GoodKeys.some,
        GoodKeys.good,
        GoodKeys.food,
    };

    for (const char* key : elsewhere){
        goodmap[key] = 400;
    }

    addToMap(goodmap, "function1", 200);
    addToMap(goodmap, "function2", 400);

    QMapIterator<const char*, int> iter(goodmap);
    while (iter.hasNext()) {
        iter.next();
        qDebug() << iter.key() << " = " << iter.value();
    }
/* prints:

finally  =  400
some  =  400
good  =  400
food  =  400
function1  =  200
function2  =  400


*/
    return a.exec();
}