Online PHP editor | refs for WYnCW

@ 2015-09-06T18:10:10Z

<?php

function getTimeLeft($start, $minutes) {
        $endTime = strtotime( '+'.$minutes."minutes", $start);
        return strtotime($endTime) - strtotime($start);
    }
    
    echo getTimeLeft('2015-09-06 21:00:39', '180');