报警的优化

yvan.ni
1 parent 7d4f2863
Showing 1 changed file with 1 additions and 1 deletions
components/diy_goodsGroup/diy_goodsGroup.js
@@ -316,7 +316,7 @@ Component({
 										//--- 判断是等级会员，且在有效期范围内 ---
 										if (user.card_field && now < end) {
 											var card_name = ob.name_map.get(user.card_field);
-											if (card_name.length > 4) card_name = card_name.substring(0, 4);
+											if (card_name && card_name.length > 4) card_name = card_name.substring(0, 4);
 											th.setData({
 												card_field: user.card_field,
 												card_name: card_name,