sizeof
#include <stdio.h> #include <stdlib.h> int main(int argc, char* argv[]) { int (*array[5])[6]; printf("%d\n", sizeof(array)); // 20 printf("%d\n", sizeof(*array)); // 4 printf("%d\n", sizeof(array[1])); // 4 printf("%d\n", sizeof(**array)); // 24 printf("%d\n", sizeof(array[1][1])); // 24 printf("%d\n", sizeof(***array)); // 4 printf("%d\n", sizeof(array[1][1][1]));// 4 return EXIT_SUCCESS; }