From 8388ed527fe46be9f22e77c8a3c332ab57eae723 Mon Sep 17 00:00:00 2001
From: yvette <pypcwt@163.com>
Date: Wed, 10 Nov 2021 22:20:15 +0800
Subject: [PATCH] =?UTF-8?q?=E6=99=AF=E7=82=B9=E8=AF=A6=E6=83=85=E5=88=86?=
 =?UTF-8?q?=E4=BA=AB?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 pages/info/sceneProductInfo/index.js | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/pages/info/sceneProductInfo/index.js b/pages/info/sceneProductInfo/index.js
index 37af081..0efb176 100644
--- a/pages/info/sceneProductInfo/index.js
+++ b/pages/info/sceneProductInfo/index.js
@@ -327,11 +327,14 @@ Page({
       ctx.setFillStyle("#999999");
       ctx.setFontSize(28 * ratio); //字大小
       ctx.setTextAlign('left'); //是否居中显示，参考点画布中线
-      let subtitle = that.data.info.display_tags[0];
-      if (subtitle.length > 10) {
+      let subtitle = that.data.info.sub_title
+      if (subtitle && subtitle.length > 10) {
         subtitle = subtitle.substr(0, 10) + '...'
       }
-      ctx.fillText(subtitle, 25 * ratio, 540 * ratio);
+      if(subtitle){
+        ctx.fillText(subtitle, 25 * ratio, 540 * ratio);
+      }
+      
       // ctx.draw();
       // 划线价
       // ctx.setFillStyle("#999999");