Overloading
To understand how to use custom constructors, we need to learn a bit about different overloads. Overloading happens when we have two methods with the same name but different signatures, that is, we are passing different types of parameters into the method.
As a constructor is a public method, the same rule applies. You can choose what overload you want to use simply by entering the specific parameters when calling the method. MonoDevelop works well with Unity and helps you preview the available overloads you can use with its parameters and type.
Go back to LearningObjects
and have a try. Inside the Start
function, type new Person ()
. The popup in MonoDevelop will appear as soon as you type the open bracket:
MonoDevelop is trying to let us know there are two overloads available for Person
constructors. Press down the arrow on your keyboard straight away to preview the next overload:
As you can see, this is the custom constructor we have written. By pressing the arrow key whenever...