Pointers : Pointer Introduction « Pointer « C Tutorial

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C Tutorial » Pointer » Pointer Introduction 
10.1.1.Pointers
  1. Pointers are used manipulate the computer's memory.
  2. Pointers are declared by using the asterisk(*).

The following line declares an integer pointer, s:

int *s;

The ampersand & is used to get the address.

10.1.Pointer Introduction
10.1.1.Pointers
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