<?php //Convert to date $datestr="2018-11-04 19:10:18";//Your date $date=strtotime($datestr);//Converted to a PHP date (a second count) //Calculate difference $diff=$date-time();//time returns current time in seconds $days=floor($diff/(60*60*24));//seconds/minute*minutes/hour*hours/day) $hours=round(($diff-$days*60*60*24)/(60*60)); //Report echo "$days days $hours hours remain<br />"; ?>