【发布时间】:2010-10-27 12:36:27
【问题描述】:
PHP 5.2 中是否有等效于 DateTime::diff() 的函数?
我的本地服务器是 PHP 5.3 并使用 DateTime::diff()。然后我发现我的 live site 使用 PHP 5.2 并给出了错误。
Fatal error: Call to undefined method DateTime::diff() in /var/www/some/other/dir/web/daikon/modules/projects/views/admin/log/admin_log_list.php on line 40
PHP 代码:
foreach ($logs as $key => $list){
...
// show date in European way dd-mm-yyyy not in MySQL way yyyy-mm-dd
$newdate =new DateTime($list['date']) ;
echo "<td class=\"left\" width=\"8%\">".$newdate->format('d-m-Y')."</td>\n";
$starttime = new DateTime($list['start_time']);
echo "<td width=\"7%\">".date_format($starttime, 'H:i')."</td>\n";
$finishtime = new DateTime($list['finish_time']);
echo "<td width=\"8%\">".date_format($finishtime, 'H:i')."</td>\n";
$timediff = 0;
$interval = $starttime->diff($finishtime);
$hours = $interval->format('%h');
$minutes = $interval->format('%i');
$timediff = $hours * 60 + $minutes;
【问题讨论】:
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