ByteArray, the CharArray is a particular kind of
Array, which is here for abstraction purposes, but which is never
actually used, since the CharString holds the same kind of state,
but provides much more functionality.
_builtin_.Any at int index;
byte at int index;
char at int index;
index. This is the elementary retrieval
method for character arrays.
int at int index;
long at int index;
float at int index;
double at int index;
int elementByteSize;
protected id initWithEnumerator Enumerator e;
(pointer, int) pointerToElements (int, int) (start, len);
class (State) mutableCopyClass;
MutableCharArray class.