Java 8 UnaryOperator Examples

In Java 8, UnaryOperator is a functional interface and it extends Function. The UnaryOperator takes one argument, and returns a result of the same type of its arguments. UnaryOperator.java @FunctionalInterface public interface UnaryOperator<T> extends Function<T, T> { } The Function takes one argument of any type and returns a result of any type. Function.java @FunctionalInterface …

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