From 81e6e93bdd578913fe08a23328970b622e695833 Mon Sep 17 00:00:00 2001
From: rex <rexkaneki@gmail.com>
Date: Wed, 19 Sep 2018 17:19:55 +0800
Subject: [PATCH] =?UTF-8?q?[bugfix]=20=E4=BF=AE=E5=A4=8DArea=E7=BB=84?=
 =?UTF-8?q?=E4=BB=B6=E8=BE=B9=E7=95=8C=E6=9D=A1=E4=BB=B6=E6=97=B6=E6=8A=A5?=
 =?UTF-8?q?=E9=94=99?=
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---
 packages/area/index.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/packages/area/index.js b/packages/area/index.js
index b80e2349..6d401587 100644
--- a/packages/area/index.js
+++ b/packages/area/index.js
@@ -60,6 +60,11 @@ create({
       const { value } = event.detail;
       const { pickerValue, displayColumns } = this.data;
       const index = pickerValue.findIndex((item, index) => item !== value[index]);
+      // 没有变更 或 选中项序号小于0 不处理
+      if (index < 0 || value[index] < 0) {
+        return;
+      }
+
       const values = displayColumns[index];
 
       this.code = values[value[index]].code;