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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6. import java.time.LocalDateTime;
  7. import java.time.format.DateTimeFormatter;
  8.  
  9. /* Name of the class has to be "Main" only if the class is public. */
  10. class Ideone
  11. {
  12. public static void main (String[] args){
  13. DateTimeFormatter fmt = DateTimeFormatter.ofPattern("yyyyMMddHHmmssSSS");
  14. System.out.println(LocalDateTime.parse(LocalDateTime.now().format(fmt), fmt));
  15. }
  16. }
Success #stdin #stdout 0.1s 35628KB
stdin
Standard input is empty
stdout
2020-06-05T07:57:09.501