Why are char[] and char* as typedefs different, but sometimes… not?

Question

The following observation arose as I was following this question about char[] and char* differences.

#include 

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Answer 1

The C family is pass-by-value, and the C value of an array is a pointer to its first element. When you pass an item declared to be an array to a function, what's really getting passed is that pointer, and C treats the prototype as if you declared it that way.