constness and pointers to pointers

Question

I\'m very much confused about the const keyword. I have a function accepting an array of strings as input parameter and a function accepting a variable number o

Answer 1

The key is that not the pointer is const. To declare a const pointer, use char *const ptr; or to declare a const pointer to a const pointer, char *const *const ptr;. const char **ptr is a pointer to pointer to const char.