Format date and time with DateTimeFormatter - Java Date Time

Java examples for Date Time:Date Time Format

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Description

Format date and time with DateTimeFormatter

Demo Code

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

public class Main {

  public static void main(String[] args) {
    try {/*from w w w  .  ja  v  a 2  s . c  o m*/
      DateTimeFormatter dateFormatter = DateTimeFormatter
          .ofPattern("MMMM dd yyyy");

      LocalDateTime now = LocalDateTime.now();
      String output = now.format(dateFormatter);
      System.out.println(output);

      DateTimeFormatter dateFormatter2 = DateTimeFormatter
          .ofPattern("MM/dd/YY HH:mm:ss");
      String output2 = now.format(dateFormatter2);
      System.out.println(output2);

      DateTimeFormatter dateFormatter3 = DateTimeFormatter
          .ofPattern("hh 'o''clock' a, zzzz");
      ZonedDateTime zdt = ZonedDateTime.now();
      String output3 = zdt.format(dateFormatter3);
      System.out.println(output3);

    } catch (DateTimeException ex) {
      System.out.println("Cannot be formatted: " + ex);
    }
  }
}

Result

Pattern Characters

Character Description
G Era
y Year
Y Week year
M Month in year
w Week in year
W Week in month
D Day in year
d Day in month
F Day of week in month
E Name of day in week
u Number of day in week
a AM/PM
H Hour in day (0-23)
k Hour in day (1-24)
K Hour in AM/PM (0-11)
h Hour in AM/PM (1-12)
m Minute in hour
s Second in minute
S Millisecond
z General time zone
Z RFC 822 time zone
X ISO 8601 time zone

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