修改购物车接口

@@ -165,7 +165,7 @@ class Member extends Api
         $betweenTime = ['1970-1-1', date('Y-m-d')];
         if ($date) {
             $dateArr = explode('-', $date);
-            $lastDay = cal_days_in_month(CAL_GREGORIAN, $dateArr[1], $dateArr[0]);
+            $lastDay = days_in_month($dateArr[1], $dateArr[0]);
             $lastDate = $dateArr[0] . '-' . $dateArr[1] . '-' . $lastDay;
             $betweenTime = [$date, $lastDate];
         }
@@ -212,7 +212,7 @@ class Member extends Api
         $betweenTime = ['1970-1-1', date('Y-m-d')];
         if ($date) {
             $dateArr = explode('-', $date);
-            $lastDay = days_in_month( $dateArr[1], $dateArr[0]);
+            $lastDay = days_in_month($dateArr[1], $dateArr[0]);
             $lastDate = $dateArr[0] . '-' . $dateArr[1] . '-' . $lastDay;
             $betweenTime = [$date, $lastDate];
         }