Event does Not fire

Question

What is the Problem wiith this code.
https://code.sololearn.com/cj7h3WQ9tkH5/?ref=app

Answer 1

Your program exits prior to the timer expiring. You would need a task to keep the program running for over a second to see your message.

Answer 2

Thank You John Sir .I Added Thread. Sleep() in the main
Now i can see the message.