获取当前周的开始结束日期

        };

        };

    }

    }

}

}

if (!function_exists('get_week_start_and_end')) {

    function get_week_start_and_end($time = '', $first = 1)

    {

        //当前日期

        if (!$time) $time = time();

        $sdefaultDate = date("Y-m-d", $time);

        //$first =1 表示每周星期一为开始日期 0表示每周日为开始日期

        //获取当前周的第几天 周日是 0 周一到周六是 1 - 6

        $w = date('w', strtotime($sdefaultDate));

        //获取本周开始日期，如果$w是0，则表示周日，减去 6 天

        $week_start = date('Y-m-d', strtotime("$sdefaultDate -" . ($w ? $w - $first : 6) . ' days'));

        //本周结束日期

        $week_end = date('Y-m-d', strtotime("$week_start +6 days"));

        return array("week_start" => $week_start, "week_end" => $week_end);

    }

}