ticketCode 状态判定错误

pages/my/order/electronicTicket/electronicTicket.vue

@@ -19,7 +19,7 @@
 		        <view class="status-product">{{orderInfo.merchantName}}（{{orderInfo.productName}}）</view>
 		    </view>
 		</view>
-		<template v-if="orderInfo.orderType==1&&ticketCode!=nul||orderInfo.orderType==3&&ticketCode!=null">
+		<template v-if="orderInfo.orderType==1&&ticketCode!=null||orderInfo.orderType==3&&ticketCode!=null">
 			<view class="order-certificate order-allType order-positionTop">
 					<!-- <view class="alltype-title">
 							<view class="title-line">