What is stored in a pointer. : pointer « Pointer

What is stored in a pointer. : pointer « Pointer « C++ Tutorial

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C++ Tutorial » Pointer » pointer

11.1.1.What is stored in a pointer.

#include <iostream>

 

 int main()

 {

     unsigned short int intValue = 5, yourAge = 10;

     unsigned short int * intPointer = &intValue;  // a pointer

 

     std::cout << "intValue:\t" << intValue;

     std::cout << "\t\tyourAge:\t" << yourAge << "\n";

     std::cout << "&intValue:\t" << &intValue;

     std::cout << "\t&yourAge:\t" << &yourAge <<"\n";

 

     std::cout << "intPointer:\t" << intPointer << "\n";

     std::cout << "*intPointer:\t" << *intPointer << "\n\n";

 

     intPointer = &yourAge;       // reassign the pointer

 

     std::cout << "intValue:\t" << intValue;

     std::cout << "\t\tyourAge:\t" << yourAge << "\n";

     std::cout << "&intValue:\t" << &intValue;

     std::cout << "\t&yourAge:\t" << &yourAge <<"\n";

 

     std::cout << "intPointer:\t" << intPointer << "\n";

     std::cout << "*intPointer:\t" << *intPointer << "\n\n";

 

     std::cout << "&intPointer:\t" << &intPointer << "\n";

     return 0;

 }

intValue:       5               yourAge:        10
&intValue:      0x22ff76        &yourAge:       0x22ff74
intPointer:     0x22ff76
*intPointer:    5

intValue:       5               yourAge:        10
&intValue:      0x22ff76        &yourAge:       0x22ff74
intPointer:     0x22ff74
*intPointer:    10

&intPointer:    0x22ff70

11.1.pointer
	11.1.1.	What is stored in a pointer.
	11.1.2.	Allocating and deleting a pointer
	11.1.3.	Finding Out What Is Stored in Pointers
	11.1.4.	Manipulating Data by Using Pointers
	11.1.5.	Using a pointer to print the contents of the array
	11.1.6.	C++ program shows the use of pointers when accessing structure information from a function.
	11.1.7.	Pointers to Derived Types
	11.1.8.	Manually create a call-by-reference using a pointer.

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