50 lines
661 B
C++
50 lines
661 B
C++
A simple example of inheritance.
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#include <iostream>
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using namespace std;
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class BaseClass {
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int i;
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public:
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void setInt(int n);
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int getInt();
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};
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class DerivedClass : public BaseClass {
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int j;
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public:
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void setJ(int n);
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int mul();
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};
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void BaseClass::setInt(int n)
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{
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i = n;
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}
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int BaseClass::getInt()
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{
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return i;
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}
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void DerivedClass::setJ(int n)
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{
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j = n;
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}
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int DerivedClass::mul()
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{
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return j * getInt();
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}
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int main()
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{
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DerivedClass ob;
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ob.setInt(10); // load i in BaseClass
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ob.setJ(4); // load j in DerivedClass
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cout << ob.mul(); // displays 40
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return 0;
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}
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