Java String compareTo() method


In this program, You will learn how to implement String compareTo() method in Java.


if (a.compareTo(b)) { }


Example: How to implement String compareTo() method in Java

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import java.util.Scanner;

class Main {
    public static void main(String args[]) {

        Scanner sc = new Scanner(System.in);
        String a, b;
        int i;

        System.out.print("Enter First String :");
        a = sc.nextLine();
        System.out.print("\nEnter Second String :");
        b = sc.nextLine();

        i = a.compareTo(b);

        if (i == 0) {
            System.out.print("\nStrings are equal");
        } else {
            System.out.print("\nStrings are not equal");
        }

    }
}

Output:

Enter First String :ABC
Enter Second String :abc
Strings are not equal