We can use the subscript operator on any pointer, as long as that pointer points to an element (or one past the last element) in an array

belongs to book: C++ Primer|Stanley B.Lippman, Josee Lajoie, Barbara E.Moo|5th Edition| Chapter number:3| Question number:e.g3.5.3.14

KasimKamal

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2022-07-04

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We can use the subscript operator on any pointer, as long as that pointer points to an element (or one past the last element) in an array.

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KasimKamal

2022-07-04

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int *p = &ia[2]; // p points to the element indexed by 2
int j = p[1]; // p[1] is equivalent to *(p + 1),
// p[1] is the same element as ia[3]
int k = p[-2]; // p[-2] is the same element as ia[0]

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We can use the subscript operator on any pointer, as long as that pointer points to an element (or one past the last element) in an array

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