If you need the countdown to get refreshed when the page is displayed, you'll need to use JavaScript. Personally I would go for something already implemented, like that small script.
One way to make a countdown using PHP is to use the time () function, which returns the current timestamp, and subtract a future timestamp (representing the end date and time of the countdown) from it.
AjaxCountDown is a PHP & MySQL application that allows you to put countdown timers on your webpage with a single line of code. You can redirect visitors to another page when the countdown timer is finished. You can also automatically add an interval t
You can start and stop a timer in PHP using the microtime () function in PHP. The microtime () function is an inbuilt function in PHP which is used to return the current Unix timestamp with microseconds.
Learn how to create a countdown timer in PHP with step-by-step instructions and examples. Enhance user engagement and boost functionality on your website.