log 2015. 5. 4. 14:49
$now_time = date('Y-m-d H:i:s');
$time_check = strtotime($now_time) - strtotime($list[$i][datetime]); //대상 날짜 및 시간 필드
$total_time = $time_check;
$days = floor($total_time/86400);
$time = $total_time - ($days*86400);
$hours = floor($time/3600);
$time = $time - ($hours*3600);
$min = floor($time/60);
$sec = $time - ($min*60);
if($days==0&&$hours==0&&$min==0)
echo $sec."초 경과";
elseif($days==0&&$hours==0)
echo $min."분 경과";
elseif($days==0)
echo $hours."시간 경과";
else
echo $days."일 경과";