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edwingustafson/HelloWorld.java

Created September 26, 2018 01:39
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Monad-style Hello, World!
Raw
HelloWorld.java
import java.util.*;
/**
* Hello, world! program using Optional monad
*/
public class HelloWorld {
public static void main(final String[] args) {
Optional.of("Hello, world!").ifPresent(System.out::println);
}
}
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