1 <?php
2 /**
3 * 返回近7天，本月，上月数据
4 * 不计当天（展示后台数据专用）
5 */
6 function weekMonthLastMonth($search_date = 'week') {
7
8 switch($search_date)
9 {
10 case 'week' : // 近7天
11 $start_date = date ("Y-m-d", strtotime("-7 days"));
12 $end_date = date ("Y-m-d", strtotime("-1 days"));
13 break;
14 case 'month' : // 本月
15 $start_date = date ("Y-m-01", strtotime("-1 days"));
16 $end_date = date ("Y-m-d", strtotime("-1 days"));
17 break;
18 case 'last_month' : // 上月
19 $search_time = strtotime ("-1 month");
20 $start_date = date ("Y-m-01", $search_time);
21 $end_date = date ('Y-m-d', strtotime("$start_date +1 month -1 day"));
22 break;
23 }
24 return array($start_date, $end_date);
25 }
26
27 echo print_r(weekMonthLastMonth('week'), true);
28 echo print_r(weekMonthLastMonth('month'), true);
29 echo print_r(weekMonthLastMonth('last_month'), true);
