js问题

resources/views/script/SkuListScript.blade.php

@@ -76,7 +76,12 @@
                 field: 'cn_price', title: '人民币成本价（￥）', align: 'left', width: 150, templet: function (data) {
                     if (data.ladder_price) {
                         let ladder = data.ladder_price[data.ladder_price.length - 1];
-                        return '<div  class="view_ladder_price_cn layui-row"><div class="layui-col-xs5"><span>'+ (ladder.purchases)  + '+</span></div><div class="layui-col-xs7"><span>￥' + (ladder.price_cn) + '</span></div></div>';
+                        if (ladder) {
+                            return '<div  class="view_ladder_price_cn layui-row"><div class="layui-col-xs5"><span>'+ (ladder.purchases)  + '+</span></div><div class="layui-col-xs7"><span>￥' + (ladder.price_cn) + '</span></div></div>';
+                        }else{
+                            return '';
+                        }
+
                     }
                     return '';
                 }