Is it possible in C++ to set the index of an array through a string?

Question

Qt

Is it possible in C++ to set the index of an array through a string?
Need an array type

arr["ID"]=>[
"res"=>3444,
"gpt"=>3455
.............

]

Answer 1

https://ru.cppreference.com/w/cpp/container/map
Ordinary arrays will not work for this