41 lines
861 B
C++
41 lines
861 B
C++
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Applying Template Classes: A Generic Array Class
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#include <iostream>
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#include <cstdlib>
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using namespace std;
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const int SIZE = 10;
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template <class T> class MyClass {
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T a[SIZE];
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public:
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MyClass() {
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register int i;
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for(i=0; i<SIZE; i++) a[i] = i;
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}
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T &operator[](int i);
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};
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template <class T> T &MyClass<T>::operator[](int i)
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{
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if(i<0 || i> SIZE-1) {
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cout << "\nIndex value of ";
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cout << i << " is out-of-bounds.\n";
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exit(1);
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}
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return a[i];
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}
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int main()
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{
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MyClass<int> intob; // integer array
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MyClass<double> doubleob; // double array
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for(int i=0; i<SIZE; i++) intob[i] = i;
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for(int i=0; i<SIZE; i++) cout << intob[i] << endl;
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for(int i=0; i<SIZE; i++) doubleob[i] = (double) i/3;
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for(int i=0; i<SIZE; i++) cout << doubleob[i] << endl;
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return 0;
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}
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