Access value using pointers - C++ Data Type

Description

Access value using pointers

Demo Code

#include <iostream>
using namespace std;
int main()/* w  w w . j av a  2s.  co  m*/
{
   int var1, var2;
   int* ptr;                //pointer to integers
   ptr = &var1;             //set pointer to address of var1
   *ptr = 37;               //same as var1=37
   var2 = *ptr;             //same as var2=var1
   cout << var2 << endl;    //verify var2 is 37
   return 0;
}

Result

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Related Tutorials

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