php 获取当前季度信息

调用此方法

function get_quarter($month){
        if ($month == 1 || $month == 2 || $month == 3) {
            $start = date('Y-01-01 00:00:00');
            $end = date("Y-03-31 23:59:59");
            $quarter = 1; //第一季度
        } elseif ($month == 4 || $month == 5 || $month == 6) {
            $start = date('Y-04-01 00:00:00');
            $end = date("Y-06-30 23:59:59");
            $quarter = 2; //第二季度
        } elseif ($month == 7 || $month == 8 || $month == 9) {
            $start = date('Y-07-01 00:00:00');
            $end = date("Y-09-30 23:59:59");
            $quarter = 3; //第三季度
        } else {
            $start = date('Y-10-01 00:00:00');
            $end = date("Y-12-31 23:59:59");
            $quarter = 4; //第四季度
        }
        $data['quarter'] = $quarter;
        $data['start'] = $start;
        $data['end'] = $end;
        return $data;
    }