huahuibao/common/components/dateUtil.php

<?php

namespace common\components;

use Yii;

class dateUtil
{
	
	//取时间段 shish 2019.9.16
	public static function getTime($type = 0)
	{
		switch ($type) {
			case 0:
				//最近7天
				$start = date('Ymd', strtotime("-7 days"));
				$end = date("Ymd");
				break;
			case 1:
				//最近30天
				$start = date('Ymd', strtotime("-30 days"));
				$end = date("Ymd");
				break;
			case 2:
				//本月
				$start = date("Ym") . "01";
				$end = date("Ymd");
				break;
			case 3:
				//上个月
				$start = date("Ymd", mktime(0, 0, 0, date("m") - 1, 1, date("Y")));
				$end = date("Ymd", mktime(23, 59, 59, date("m"), 0, date("Y")));
				break;
		}
		return [$start, $end];
	}

}