pex7_2.cpp

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#include <iostream.h>

// copy the n element array B to array A
template <class T>
void Copy(T A[], T B[], int n)
{
	for (int i = 0; i < n; i++)
		A[i] = B[i];
}

struct Student
{
	int field1;
	double field2;
};

// stream output of Student records
ostream& operator << (ostream& istr, const Student &S)
{
	cout << S.field1 << "/" << S.field2;
	return istr;
}

// print the n element array A to the screen
template <class T>
void PrintArray (T A[], int n)
{
	for (int i = 0; i < n; i++)
		cout << A[i] << "    ";
	cout << endl;
} 

void main(void)
{
	// arrays used to test Copy
	int AInt[6], BInt[6] = {1,3,5,7,9,11};
	Student AStudent[3], BStudent[3] = {{1,3.5},{3,0},{5,5.5}};
	
	// copy BInt to AInt and print AInt
	Copy(AInt, BInt, 6);
	cout << "Resulting AInt Array:     ";
	PrintArray(AInt, 6);
	
	// copy BStudent to AStudent and print AStudent
	Copy(AStudent, BStudent, 3);
	cout << "Resulting AStudent Array: ";
	PrintArray(AStudent, 3);
}

/*
<Run>

Resulting AInt Array:     1    3    5    7    9    11
Resulting AStudent Array: 1/3.5    3/0    5/5.5
*/