QMap<QString, QString> map;
map.insert("3name", "leo");
map.insert("1age", "18");
map.insert("2like", "eat");
map.insert("4sex", "man");

QMap<quint32,QString> mapNames;
mapNames.insert(1,"张三");
qDebug()<<mapNames;
mapNames.insert(1,"张三");
qDebug()<<mapNames;


mapNames.insert(2,"张四");
mapNames.insert(3,"张五");
mapNames.insert(4,"张六");
mapNames[5] = "张七";
qDebug()<<mapNames;