How do I add an ingame timer for ingame

ok so I need to know how add an timer into the game and stops whenn the round stops then goe to the next round.
heres an link to the project:PlayCanvas | HTML5 Game Engine

A post was merged into an existing topic: How to add an countdown timer in a game for ech round

Please stop creating duplicate posts of your old topics.

Feel free to bump your old ones once or twice.