Defining Class Functions.
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1 Defining Class Functions
2 Definition and Use //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; Fraction f, g; f.m_numerator = 7; f.readin(); f.print(); f.unreduce(5); return 0; #endif
3 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; #endif
4 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; //fraction.cpp #include <iostream> using std::cout; using std::cin; #endif
5 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; //fraction.cpp #include <iostream> using std::cout; using std::cin; void Fraction::readin() #endif
6 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; //fraction.cpp #include <iostream> using std::cout; using std::cin; void Fraction::readin() cout<< enter numerator: ; cin>>m_numerator; cout<< enter denominator: ; cin>>m_denominator; return; #endif
7 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H //fraction.cpp continued... class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; #endif
8 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; //fraction.cpp continued... void Fraction::print() cout<< ( <<m_numerator << / <<m_denominator<< ) ; return; #endif
9 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; //fraction.cpp continued... void Fraction::print() cout<< ( <<m_numerator << / <<m_denominator<< ) ; return; Fraction Fraction::reciprocal() Fraction returnable; returnable.m_numerator = m_denominator; returnable.m_denominator = m_numerator; return returnable; #endif
10 Function Definitions //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; #endif //fraction.cpp continued... void Fraction::print() cout<< ( <<m_numerator << / <<m_denominator<< ) ; return; Fraction Fraction::reciprocal() Fraction returnable; returnable.m_numerator = m_denominator; returnable.m_denominator = m_numerator; return returnable; void Fraction::unreduce (const int m) m_numerator*=m; m_denominator*=m; return;
11 Fraction in Use Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
12 Fraction in Use //fraction.h #ifndef FRACTION_H #define FRACTION_H class Fraction public: void readin(); void print(); Fraction reciprocal(); void unreduce(const int m); private: ; int m_numerator; int m_denominator; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;... #endif
13 Fraction in Use void Fraction::readin() cout<< enter numerator: ; cin>>m_numerator; cout<< enter denominator: ; cin>>m_denominator; return; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
14 Fraction in Use void Fraction::print() cout<< ( <<m_numerator << / <<m_denominator<< ) ; return; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
15 Fraction in Use void Fraction::readin() cout<< enter numerator: ; cin>>m_numerator; cout<< enter denominator: ; cin>>m_denominator; return; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
16 Fraction in Use void Fraction::print() cout<< ( <<m_numerator << / <<m_denominator<< ) ; return; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
17 Fraction in Use void Fraction::unreduce (const int m) m_numerator*=m; m_denominator*=m; return; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
18 Fraction in Use void Fraction::print() cout<< ( <<m_numerator << / <<m_denominator<< ) ; return; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
19 Fraction in Use Fraction Fraction::reciprocal() Fraction returnable; returnable.m_numerator = m_denominator; returnable.m_denominator = m_numerator; return returnable; Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
20 Fraction in Use??? Fraction::operator+(???)??? Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
21 B-b-b-but!??? Fraction::operator=(???)??? Fraction f1, f2, f3; f1.readin(); f1.print(); f2.readin(); f2.unreduce(2); f3 = f1.reciprocal(); f3 = f1 + f2;...
22 End of Session
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