/** * 计算两个月份之间的月份 * * * * * 日期均为2018-08格式 */public function CalcMonths($start,$end){    $time1 = strtotime($start); // 自动为00:00:00 时分秒    $time2 = strtotime($end);    $monarr = array();    // $monarr[] = $start; // 当前月;    $monarr[]=[        'list'=>date('Y-m',$time1),    ];    while( ($time1 = strtotime('+1 month', $time1)) <= $time2){        // $monarr[] = date('Y-m',$time1); // 取得递增月;        $monarr[]=[            'list'=>date('Y-m',$time1),        ];    }    return $monarr;}