1 2 3 public class LambdaConstructTest { 4 public static void main(String[] args) { 5 6 System.out.println("=== LambdaConstructTest ==="); 7 8 // Lambda Runnable 9 Runnable lambda = () -> System.out.println("it's a Lambda world!"); 10 11 // Run it! 12 lambda.run(); 13 14 } 15 } 16