How to code in java to print day name of any date by input date in date format "dd-mm-yyyy" and check date is valid or invalid?

Answer 1

Start by reading this:
https://www.mkyong.com/java/java-date-and-calendar-examples/
https://docs.oracle.com/javase/7/docs/api/java/util/Calendar.html
Code your program using Calendar (Date is obsolete.) If you have issues, link it here to get help.

Answer 2

Александр Hi. Unfortunately, we require all posts in a thread to be on topic so yours needs to be deleted. I wish you the best and welcome you to SoloLearn. Please read this:
https://www.sololearn.com/discuss/1316935

If there is anything I can do to help you in your journey here, please post a comment on my code or message me directly.

Answer 3

hi))))