Member initializers

Member initializers:

#include <iostream>

using namespace std;

class Sally
{
public:
    Sally(int a, int b);
    void print();

private:
    int regVar;
    const int constVar;

};

int main()
{
    Sally sallyobject(3, 87); //regVar = 8 constVar = 87
    sallyobject.print();

    return 0;
}

Sally::Sally(int a, int b)
: regVar(a), constVar(b) //Setting these variables to the values of a and b
{

}

void Sally::print()
{
    cout << "Regular var is: " << regVar << " Const var is: " << constVar << endl;
}