java get first 3 characters of string

/**
 * @author lautturi.com
 * Java example: get first 3 characters of string in java
 */

import java.util.*;

public class Lautturi {

	public static void main(String[] args) {

		String str1 = "Hello Lautturi";
		String str2 = str1.substring(0, 3);
		System.out.println(str2);
		
	}
}

output:

Hel