Passing arguments to Base Class Constructors

Author: georgecatalin

Section15_Inheritance/Passing_Arguments_to_Base_Class_Constructors/main.cpp

@@ -0,0 +1,61 @@
+//PASSING ARGUMENTS TO BASE CLASS CONSTRUCTORS
+
+#include <iostream>
+
+using namespace std;
+
+class Base
+{
+ //attributes
+private:
+ int my_value;
+ //methods
+public:
+ Base():my_value{0}
+ {
+ cout<<"Base No-args constructor "<<endl; 
+ }
+ 
+ Base(int x): my_value{x}
+ {
+ cout<<"int Base constructor "<<endl;
+ }
+ 
+ ~Base()
+ {
+ cout<<"Base destructor"<<endl;
+ } 
+};
+
+class Derived : public Base
+{
+ //attributes
+private:
+ int my_double_value;
+ //methods
+public:
+ Derived()
+ :Base{},my_double_value{0}
+ {
+ cout<<"Derived no-args constructor "<<endl;
+ }
+ 
+ Derived(int x)
+ : Base{x},my_double_value{2*x}
+ {
+ cout<<"Int Derived constructor "<<endl;
+ }
+ 
+ ~Derived()
+ {
+ cout<<"Derived destructor"<<endl;
+ }
+};
+
+int main()
+{
+ //Derived d;
+ Derived d{100};
+ 
+ return 0;
+}