Beginning C# 7 Hands-On - The Core Language

Introducing instance variables

Now enter the following beneath the open bracket under public class Vehicles:

private string make;private string model;

These are two instance variables placed inside the Vehicles class.

Let's make the constructor here. So now you're going to type this after the preceding lines:

public Vehicles(string mk, string mod)

This is a parametrized constructor. You have to set the instance variables inside it. So type the following between curly braces beneath this line:

make = mk; model = mod;

So, to review, add the following comment as shown. These are two instance variables:

private string make; //instance variables

Inside the constructor, you set the instance variables. So, enter the following comment directly above ...