Exception Part 2(Example)

Running Codes

// exceptions_Exception_Examples.cpp
// compile with: /EHsc
#include

using namespace std;
void MyFunc( void );

class CTest
{
public:
CTest(){};
~CTest(){};
const char *ShowReason() const { return "Exception in CTest class."; }

};

class CDtorDemo
{
public:
CDtorDemo();
~CDtorDemo();
};

CDtorDemo::CDtorDemo()
{
cout << "Constructing CDtorDemo." << endl;
}

CDtorDemo::~CDtorDemo()
{
cout << "Destructing CDtorDemo." << endl;
}

void MyFunc()
{

CDtorDemo D;
cout<< "In MyFunc(). Throwing CTest exception." << endl;
throw CTest();
}

int main()
{
cout << "In main." << endl;
try
{
cout << "In try block, calling MyFunc()." << endl;
MyFunc();
}
catch( CTest E )
{
cout << "In catch handler." << endl;
cout << "Caught CTest exception type: ";
cout << E.ShowReason() << endl;
}
catch( char *str )
{
cout << "Caught some other exception: " << str << endl;
}
cout << "Back in main. Execution resumes here." << endl;
return 0;
}

http://www.cprogramming.com/tutorial/exceptions.html