要查找PHP中两个给定日期范围之间每周的天数,代码如下-
<?php
   $start = "11-11-2019";
   $end = "12-12-2019";
   $week_day = array('Monday' => 0,
   'Tuesday' => 0,
   'Wednesday' => 0,
   'Thursday' => 0,
   'Friday' => 0,
   'Saturday' => 0,
   'Sunday' => 0);
   $start = new DateTime($start);
   $end = new DateTime($end);
   while($start <= $end )
   {
      $time_stamp = strtotime($start->format('d-m-Y'));
      $week = date('l', $time_stamp);
      $week_day[$week] = $week_day[$week] + 1;
      $start->modify('+1 day');
   }
   print_r("The number of days between the given range is");
   print_r($week_day);
?>输出结果
The number of days between the given range isArray ( [Monday] => 5 [Tuesday] => 5 [Wednesday] => 5 [Thursday] => 5 [Friday] => 4 [Saturday] => 4 [Sunday] => 4 )
定义了两个“ DateTime”类型的日期,并定义了一周中的几天的数组,其中最初一周中所有天的计数为0。日期被转换为时间格式,并为其分配了timestamp变量。一个名为“ week_day”的数组将递增,并根据迭代过程中遇到的次数来递增一周中的某几天。