04.DateTimeFormatter

import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;

public class Main {
    public static void main(String[] args) {
        LocalDateTime myDate = LocalDateTime.now();
        System.out.println("Before formatting : " + myDate);

        DateTimeFormatter myFormatDate = DateTimeFormatter.ofPattern("dd-MM-yyyy");
        String myFormattedDate = myDate.format(myFormatDate);
        System.out.println("After formatting : " + myFormattedDate);

        DateTimeFormatter anotherFormatDate = DateTimeFormatter.ofPattern("HH-mm-ss");
        String anotherFormatToMyDate = myDate.format(anotherFormatDate);
        System.out.println("After another format date : " + anotherFormatToMyDate);
    }
}