Java string compareTo() Method

/**
 * @author lautturi.com
 * Java example: compare two strings in java
 */

import java.util.*;

public class Lautturi {

	public static void main(String[] args) {

		String str1 = "Strings";
        String str2 = "Strings";
        String str3 = "Strings123";
 
        int result = str1.compareTo( str2 );
        System.out.println(result);
 
        result = str2.compareTo( str3 );
        System.out.println(result);
 
        result = str3.compareTo( str1 );
        System.out.println(result);

	}
}

output:

0
-3
3