SharePad.io
About
Run
Collaborate
Share
Python
Python 2
C
C++
C#
Java
JavaScript
import java.util.Objects; public class Main { public static void main(String[] args) { GreatFunction validInstance = (message) -> System.out.println("Action: " + message); validInstance.performAction("Hello, World!"); boolean isEqual = validInstance.equals(new String()); System.out.println("Is equal: " + isEqual); } } @FunctionalInterface interface GreatFunction { void performAction(String message); boolean equals(Object obj); }
Input
Output
Click 'Run' to see program output.
Share this URL
×
Share this live link
×