C++ kernel with Cling¶

class Rectangle {
    private:
        double w;
        double h;

    public:
    
        Rectangle(double w_, double h_) {
            w = w_;
            h = h_;
        }
        double area(void) {
            return w * h;
        }
        double perimiter(void) {
            return 2 * (w + h);
        }
};

Rectangle r = Rectangle(5, 4);
r.area();

r.methodmissing();