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  1. import java.time.Duration;
  2. import java.time.LocalDateTime;
  3. import java.time.Month;
  4.  
  5. public class Main {
  6.     public static void main(String[] args) {
  7.         LocalDateTime startDateTime = LocalDateTime.of(2020, Month.NOVEMBER, 10, 15, 20, 25);
  8.         LocalDateTime endDateTime = LocalDateTime.of(2020, Month.DECEMBER, 10, 18, 24, 30);
  9.  
  10.         Duration duration = Duration.between(startDateTime, endDateTime);
  11.         // Default format
  12.         System.out.println(duration);
  13.  
  14.         // Custom format
  15.         // ####################################Java-8####################################
  16.         String formattedElapsedTime = String.format("%d:%02d:%02d", duration.toHours(),
  17.                 duration.toMinutes() % 60, duration.toSeconds() % 60);
  18.         System.out.println(formattedElapsedTime);
  19.         // ##############################################################################
  20.  
  21.         // ####################################Java-9####################################
  22.         formattedElapsedTime = String.format("%d:%02d:%02d", duration.toHours(), duration.toMinutesPart(),
  23.                 duration.toSecondsPart());
  24.         System.out.println(formattedElapsedTime);
  25.         // ##############################################################################
  26.     }
  27. }
Success #stdin #stdout 0.14s 54700KB
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PT723H4M5S
723:04:05
723:04:05
https://ideone.com/84X3kH
language:
Java (HotSpot 12)
created:
1 year ago
visibility:
secret

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