完善功能

app/admin/service/statistics/MemberService.php

@@ -24,7 +24,7 @@ class MemberService
         $data['monthCount'] = Member::where('member_addtimes', '>', $monthTime)->where('member_is_owner', 'N')->count();
 
         // 折线图
-        $newAddition = Db::select("SELECT DATE_FORMAT(FROM_UNIXTIME(member_addtimes), '%Y/%m') AS `month`,count(*) as `num` FROM app_member group by month");
+        $newAddition = Db::select("SELECT DATE_FORMAT(FROM_UNIXTIME(member_addtimes), '%Y/%m') AS `month`,count(*) as `num` FROM app_member group by month order by month asc ");
         $newAdditionData = [];
         foreach ($newAddition as $item) {
             $newAdditionData['category'][] = $item->month;