----

components/city-change/index.js

@@ -113,11 +113,6 @@ Component({
       this.data.touchEndy = e.touches[0].pageY-this.data.topHeight;
       var lindex = parseInt(this.data.touchEndy / this.data.rightheight * 26);//根据前面分析获取手指触摸位置在letters中的index值
       var value = this.data.letter[lindex];
-      if(value){
-        this.setData({
-          cityListId: value
-        });
-      }
       this.titleDialog(value)
 
     },