public class StringCompareEmp {
    	public static void main(String args[]) {
    		String str = "Hello World";
    		String anotherString = "hello world";
    		Object objStr = str;
    		System.out.println( str.compareTo(anotherString) );
    		System.out.println( str.compareToIgnoreCase(anotherString) );
    		System.out.println( str.compareTo(objStr.toString()));
    	}
    }