php 计算一段时间段每一天日期的数组

/**
     * @Description:获取指定日期段内的每一天日期
     * @param $start_date // 1615963603 || 2021-03-10
     * @param $end_date   // 1615963603 || 2021-03-10
     * @return array
     * @author: Msy
     * @Created-Time: 2022/7/18 15:40
     */
    public static function getDateFromRange($start_date, $end_date)
    {
        $date = [];
        $stimestamp = is_numeric($start_date) ? $start_date : strtotime($start_date);
        $etimestamp = is_numeric($end_date) ? $end_date : strtotime($end_date);

        // 计算日期段内有多少天
        $days = ($etimestamp - $stimestamp) / 86400;
        for ($i = 0; $i < $days; $i++) {
            $date[] = date('Y-m-d', $stimestamp + (86400 * $i));
        }
        return $date;
    }