update topics

6 years ago · a49c64f38e
1 changed files with 2 additions and 1 deletions
--- a/pages/topics/index.js
+++ b/pages/topics/index.js
@ -66,8 +66,9 @@ Page({

  // 定义点击标题的事件处理函数，将选中标题的id赋值给selectedTitle
  tapSegment: function (e) {
+    const item = e.detail;
    this.setData({
-      selectedTitle: e.detail 
+      selectedTitle: item.index 
    });
  }
 })