To display the current date and time, import the java.time.LocalDateTime class, and use its now() method:
Example
import java.time.LocalDateTime; // import the LocalDateTime class
public class Main {
  public static void main(String[] args) {
    LocalDateTime myObj = LocalDateTime.now();
    System.out.println(myObj);
  }
}
The output will be:
2021-07-06T16:38:36.468515Practice Excercise Practice now