Java interfaces are different from classes, and it’s important to know how to use their special properties in your Java programs. This tutorial introduces the difference between classes and ...

When the class is executed, the result is the text string lambda-tutorial.txt written to the console. Example UnaryOperator Lambda expression If you implement the UnaryOperator interface with a ...

Here’s an example of how a Function and lambda expression work together: Function<Integer, String> verboseLambda = (Integer x)-> { return Integer. toString (x*x); }; System.