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Java Academy · Lesson

Formatting with DateTimeFormatter

Parse and format dates.

Turning Dates Into Text

The default toString of a date prints in ISO format. To control the appearance, or to parse non-ISO text, use DateTimeFormatter from the java.time.format package.

A Custom Pattern

Create a formatter with ofPattern. Letters stand for fields: yyyy for year, MM for month, dd for day.

import java.time.LocalDate;
import java.time.format.DateTimeFormatter;

public class Main {
    public static void main(String[] args) {
        LocalDate date = LocalDate.of(2026, 5, 30);
        DateTimeFormatter f = DateTimeFormatter.ofPattern("dd/MM/yyyy");
        System.out.println(date.format(f));
    }
}

All lessons in this course

  1. LocalDate, LocalTime, LocalDateTime
  2. Instant and Duration
  3. Period and Date Arithmetic
  4. Formatting with DateTimeFormatter
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