java break string into words

/**
 * @author lautturi.com
 * Java example:break a string into words in java
 */
import java.util.*;

public class Lautturi {

	public static void main(String[] args) {
		
		String s = "hello lautturi java world";
		//String[] arr = s.split(" ");
		// better
		String[] arr = s.split("\s+");

		for ( String ss : arr) {
		    System.out.println(ss);
		}
        
	}
}

output:

hello
lautturi
java
world