Find the difference between two dates

This small php snippet will help you to find the difference between two given dates

function d_diff($start, $end) {  $start_ts = strtotime($start);  $end_ts = strtotime($end);  $diff = $end_ts - $start_ts;  return round($diff / 86400); }    echo d_diff("10-3-2011","29-3-2012"). ‘ days’;