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How to read the construction of pointers in C ++?

This is a C ++ question for beginners. What is the difference between the two designs?

1. const int* const* const x 2. const int**

How can I read these constructs?

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How can I read these constructs?

Read them back and read * as a "pointer to".

 const int* const* const

is a constant pointer to a constant pointer to an integer constant.

 const int**

is a pointer to a pointer to an integer constant.

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There is a useful / useful tool for decoding ads: http://cdecl.ridiculousfish.com/

In your case, it reports: const int* const* const x => declare x as const pointer to const pointer to const pointer int int const int** x = declare x as pointer to pointer to constant pointer int

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