What it is? How to work with him?

    2 answers 2

    A pointer is a section of memory that points to some other part of it.

    For example:

    int a = 5; int *b = &a; (*b)++; printf("%d", a); /* Вывод: "6" */

    Those. changing the value is not b , but the variable a .

    • memory address - Vladimir Gordeev

    Pointer (Pointer, English pointer) is a variable, the range of values ​​of which consists of addresses of memory cells and a special value - zero address. The value of the zero address is not a real address and is used only to indicate that the pointer cannot be used at the moment to access any memory cell.

    http://ru.wikipedia.org/wiki/Indicator (data type)