From 93e01053c3f548d3d14849b8e90209b8363531ab Mon Sep 17 00:00:00 2001
From: shell <470326964@qq.com>
Date: Thu, 6 Aug 2020 18:59:09 +0800
Subject: [PATCH] fix(Picker): When item.defaultIndex is 0, this.defaultIndex
 will be used (#6948)

---
 src/picker/index.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/picker/index.js b/src/picker/index.js
index bd9a379da..140b2a4f3 100644
--- a/src/picker/index.js
+++ b/src/picker/index.js
@@ -327,7 +327,9 @@ export default createComponent({
           allowHtml={this.allowHtml}
           className={item.className}
           itemHeight={this.itemPxHeight}
-          defaultIndex={item.defaultIndex || +this.defaultIndex}
+          defaultIndex={
+            isDef(item.defaultIndex) ? item.defaultIndex : +this.defaultIndex
+          }
           swipeDuration={this.swipeDuration}
           visibleItemCount={this.visibleItemCount}
           initialOptions={item.values}