如何获取一年的所有周？
代码如下
<?php function get_week($year="") { if($year===""){$year=date("Y");} $year_start = $year . "-01-01"; $year_end = $year . "-12-31"; $startday = strtotime($year_start); if (intval(date('N', $startday)) != '1') { $startday=strtotime("last monday",strtotime($year_start)); //获取年第一周的日期 } $year_mondy = date("Y-m-d", $startday);//获取年第一周的日期 $endday = strtotime($year_end); if (intval(date('W', $endday)) == '7') { $endday=strtotime("last sunday",strtotime($year_end)); } $num = intval(date('W', $endday)); for ($i = 1; $i <= $num; $i++) { $j = $i -1; $start_date = date("Y-m-d", strtotime("$year_mondy $j week ")); $end_day = date("Y-m-d", strtotime("$start_date +6 day")); $week_array[$i] = array($start_date,$end_day); } return $week_array; } ?>调用后结果如下：
转载于:https://www.cnblogs.com/lizhaoyao/p/6674371.html
相关资源：数据结构—成绩单生成器