如何使用PHP找到两个日期之间的天数?
当前回答
$early_start_date = date2sql($_POST['early_leave_date']);
$date = new DateTime($early_start_date);
$date->modify('+1 day');
$date_a = new DateTime($early_start_date . ' ' . $_POST['start_hr'] . ':' . $_POST['start_mm']);
$date_b = new DateTime($date->format('Y-m-d') . ' ' . $_POST['end_hr'] . ':' . $_POST['end_mm']);
$interval = date_diff($date_a, $date_b);
$time = $interval->format('%h:%i');
$parsed = date_parse($time);
$seconds = $parsed['hour'] * 3600 + $parsed['minute'] * 60;
// display_error($seconds);
$second3 = $employee_information['shift'] * 60 * 60;
if ($second3 < $seconds)
display_error(_('Leave time can not be greater than shift time.Please try again........'));
set_focus('start_hr');
set_focus('end_hr');
return FALSE;
}
其他回答
PHP中两个日期之间的天数
function dateDiff($date1, $date2) //days find function
{
$diff = strtotime($date2) - strtotime($date1);
return abs(round($diff / 86400));
}
//start day
$date1 = "11-10-2018";
// end day
$date2 = "31-10-2018";
// call the days find fun store to variable
$dateDiff = dateDiff($date1, $date2);
echo "Difference between two dates: ". $dateDiff . " Days ";
使用这个:)
$days = (strtotime($endDate) - strtotime($startDate)) / (60 * 60 * 24);
print $days;
现在起作用了
我已经尝试了答案中几乎所有的方法。但是DateTime和date_create在所有测试用例中都没有给出正确答案。特别在2月和3月或12月和1月进行测试。
所以,我想出了混合溶液。
public static function getMonthsDaysDiff($fromDate, $toDate, $includingEnding = false){
$d1=new DateTime($fromDate);
$d2=new DateTime($toDate);
if($includingEnding === true){
$d2 = $d2->modify('+1 day');
}
$diff = $d2->diff($d1);
$months = (($diff->format('%y') * 12) + $diff->format('%m'));
$lastSameDate = $d1->modify("+$months month");
$days = date_diff(
date_create($d2->format('Y-m-d')),
date_create($lastSameDate->format('Y-m-d'))
)->format('%a');
$return = ['months' => $months,
'days' => $days];
}
我知道,性能方面这是相当昂贵的。你也可以把它扩展到年限。
$now = time(); // or your date as well
$your_date = strtotime("2010-01-31");
$datediff = $now - $your_date;
echo round($datediff / (60 * 60 * 24));
易于使用date_diff
$from=date_create(date('Y-m-d'));
$to=date_create("2013-03-15");
$diff=date_diff($to,$from);
print_r($diff);
echo $diff->format('%R%a days');
详见:https://blog.devgenius.io/how-to-find-the-number-of-days-between-two-dates-in-php-1404748b1e84
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