C++ examples for Class:Member Function
Add mutator function to change class member field value
#include <iostream> using namespace std; // declaration section class Complex/* w ww .ja va 2 s . c o m*/ { private: double realPart; double imaginaryPart; public: Complex(double real = 0.0, double imag = 0.0) // inline constructor { realPart = real; imaginaryPart = imag; } double getReal() { return realPart; } // inline accessor double getImaginary() { return imaginaryPart; } // inline accessor void setReal(double rl) { realPart = rl; } void setImaginary(double im) { imaginaryPart = im; } }; int main() { Complex num1(16.4,18.9); // declare a Complex object cout << "The real part of num1 is " << num1.getReal() << endl; cout << "The imaginary part of num1 is " << num1.getImaginary() << "\n\n"; num1.setReal(25.2); num1.setImaginary(-27.8); cout << "The real part of num1 is now " << num1.getReal() << endl; cout << "The imaginary part of num1 is now " << num1.getImaginary() << endl; return 0; }