programming-examples/c++/Others/Fig01_05.cpp - Simplest IntCell class, with a test program.cpp

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2019-11-15 12:59:38 +01:00
Fig01_05.cpp - Simplest IntCell class, with a test program
#include <iostream.h>
/**
* A class for simulating an integer memory cell.
*/
class IntCell
{
public:
/**
* Construct the IntCell.
* Initial value is 0.
*/
IntCell( )
{ storedValue = 0; }
/**
* Construct the IntCell.
* Initial value is initialValue.
*/
IntCell( int initialValue )
{ storedValue = initialValue; }
/**
* Return the stored value.
*/
int read( )
{ return storedValue; }
/**
* Change the stored value to x.
*/
void write( int x )
{ storedValue = x; }
private:
int storedValue;
};
int main( )
{
IntCell m;
m.write( 5 );
cout << "Cell contents: " << m.read( ) << endl;
return 0;
}