Mega Code Archive
Passing Objects by Reference
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#include <iostream>
using namespace std;
class SimpleCat
{
public:
SimpleCat ();
SimpleCat(SimpleCat&);
~SimpleCat();
};
SimpleCat::SimpleCat()
{
cout << "Simple Cat Constructor..." << endl;
}
SimpleCat::SimpleCat(SimpleCat&)
{
cout << "Simple Cat Copy Constructor..." << endl;
}
SimpleCat::~SimpleCat()
{
cout << "Simple Cat Destructor..." << endl;
}
SimpleCat FunctionOne (SimpleCat theCat);
SimpleCat* FunctionTwo (SimpleCat *theCat);
int main()
{
cout << "Making a cat..." << endl;
SimpleCat Frisky;
cout << "Calling FunctionOne..." << endl;
FunctionOne(Frisky);
cout << "Calling FunctionTwo..." << endl;
FunctionTwo(&Frisky);
return 0;
}
// FunctionOne, passes by value
SimpleCat FunctionOne(SimpleCat theCat)
{
cout << "Function One. Returning... " << endl;
return theCat;
}
// functionTwo, passes by reference
SimpleCat* FunctionTwo (SimpleCat *theCat)
{
cout << "Function Two. Returning... " << endl;
return theCat;
}
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