https://docs.oracle.com/en/java/javase/17/docs/api/java.base/java/util/function/UnaryOperator.html
UnaryOperator (Java SE 17 & JDK 17)
declaration: module: java.base, package: java.util.function, interface: UnaryOperator
java se 17unaryoperatorjdk
https://www.theserverside.com/blog/Coffee-Talk-Java-News-Stories-and-Opinions/An-example-of-UnaryOperator-in-functional-Lambda-expressions
Java's UnaryOperator in Lambda expressions example
Do you need an example of how to use Java's UnaryOperator in a functional Lambda expression? This tutorial shows you where when and how to use the...
lambda expressionsjavaunaryoperatorexample