String compareToIgnoreCase()

package com.bahasaJava.compareToIgnoreCase;

public class Test_CompareToIgnoreCase {

public static void main(String args[]){

        String string1="belajar";
        String string2="BELAJAR";
        String string3="Belajar";
        String string4="BeLaJaR";
        String string5="selajar";

        System.out.println(string1.compareToIgnoreCase(string2));
        System.out.println(string1.compareToIgnoreCase(string3));
        System.out.println(string1.compareToIgnoreCase(string4));
        System.out.println(string1.compareToIgnoreCase(string5));
        }
}