operator [] method Null safety
- int index
The object at the given index in the list.
The index must be a valid index of this list,
which means that index must be non-negative and
less than length.
Implementation
E operator [](int index);
The object at the given index in the list.
The index must be a valid index of this list,
which means that index must be non-negative and
less than length.
E operator [](int index);