C++ casting and type conversion in place

Question

Is it possible to cast a variable in place?
this is what I’m going for:

char a = 5;

cast a to int

a = 10000;

Answer 1

yes,
thera 5 types of cast possible in core c++

1) static cast
2) dynamic cast
3) reinterpret cast
4) const cast
5) cstyle cast

- https://en.cppreference.com/w/cpp/language/explicit_cast