Unary Operator

This lesson explains the Unary operator, which is a subtype of the Function interface.

We'll cover the following...

UnaryOperator<T>

The UnaryOperator<T> interface represents a function that takes one argument of type T and returns a value of the same type. This is similar to the Function interface, which is a parent to the UnaryOperator interface.

The UnaryOperator does not define any new abstract methods. Since it extends the ...