我想得到给定两个日期的周数,即从2012-01-01到2012-12-31。周数应该完全落在上面指定的范围内。可以请你提供这样做的建议。
答案 0 :(得分:2)
这样的事应该可以正常工作:
<?php
$startDateUnix = strtotime('2012-01-01');
$endDateUnix = strtotime('2013-01-01');
$currentDateUnix = $startDateUnix;
$weekNumbers = array();
while ($currentDateUnix < $endDateUnix) {
$weekNumbers[] = date('W', $currentDateUnix);
$currentDateUnix = strtotime('+1 week', $currentDateUnix);
}
print_r($weekNumbers);
?>
<强>输出强>:
Array
(
[0] => 52
[1] => 01
[2] => 02
.........
[51] => 51
[52] => 52
)
答案 1 :(得分:2)
我认为你想要使用DateTime这样的东西:
$first_date = new DateTime();
$last_date = new DateTime('-50 weeks');
$days_array = array();
foreach(new DatePeriod($first_date, new DateInterval('P1D'), $last_date) as $date) {
$days_array[] = $date->format('W');
}
答案 2 :(得分:1)
这样的事情应该可以胜任:
$start = '2012-01-01';
$end = '2012-12-31';
$dates = range(strtotime($start), strtotime($end),604800);
$weeks = array_map(function($v){return date('W', $v);}, $dates); // Requires PHP 5.3+
print_r($weeks);
答案 3 :(得分:0)
做这样的事情:
[REMOVED]
修改
<?php
for($w = strtotime($start_date); $w <= strtotime($end_date); $w += 7 * 24 * 3600)
{
echo date("W", $w) . '<br />';
}
?>
答案 4 :(得分:0)
您可以使用下面的week_between_dates()函数获取两个日期之间的周数。
function weeks_between_dates($d1,$d2)
{
$t1 = strtotime($d1);
$t2 = strtotime($d2);
$out = array();
while ($now <= $t2) {
$out[] = date('W', $t1);
$t1 = strtotime('+1 week', $t1);
}
return $out;
}
print_r( weeks_between_dates('2015-01-01','2015-12-31') ); // 01..53
print_r( weeks_between_dates('2016-01-01','2016-12-31') ); // 01..52