From f8dbe516d9264fed2f3a65db123cdbda7c158feb Mon Sep 17 00:00:00 2001
From: mingtianyihou33 <liumingyi1428@126.com>
Date: Mon, 30 Mar 2020 17:43:56 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20page-header=E7=BB=84=E4=BB=B6=E8=AE=BE?=
 =?UTF-8?q?=E7=BD=AEbackIcon=E4=B8=BAfalse=EF=BC=8C=E9=9A=90=E8=97=8FbackI?=
 =?UTF-8?q?con=E5=A4=B1=E8=B4=A5=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 components/page-header/index.jsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/components/page-header/index.jsx b/components/page-header/index.jsx
index c84fca38d..5579cf322 100644
--- a/components/page-header/index.jsx
+++ b/components/page-header/index.jsx
@@ -56,7 +56,7 @@ const renderTitle = (h, prefixCls, instance) => {
   const subTitle = getComponentFromProp(instance, 'subTitle');
   const tags = getComponentFromProp(instance, 'tags');
   const extra = getComponentFromProp(instance, 'extra');
-  const backIcon = getComponentFromProp(instance, 'backIcon') || <Icon type="arrow-left" />;
+  const backIcon = getComponentFromProp(instance, 'backIcon') !== undefined ? getComponentFromProp(instance, 'backIcon') : <Icon type="arrow-left" />;
   const onBack = instance.$listeners.back;
   const headingPrefixCls = `${prefixCls}-heading`;
   if (title || subTitle || tags || extra) {