Mega Code Archive

 

Categories / C++ Tutorial / Class

 

Initialize variables and conduct calculation in constructor

#include<iostream.h> class box {    double line,width,heigth;    double volume; public:    box(double a,double b,double c);    void vol(); }; box::box(double a,double b,double c) {    line=a;    width=b;    heigth=c;    volume=line*heigth; } void box::vol() {    cout<<"Volume is:"<<volume<<"\n"; } main() {    box x(3.4,4.5,8.5),y(2.0,4.0,6.0);    x.vol();    y.vol();    return 0; } Volume is:28.9 Volume is:12