From b87b1283ea5e34dbf54cb52cc510989608383994 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BD=95=E9=94=A6=E4=BD=99?= <cadenho@hotmail.com>
Date: Mon, 18 May 2020 14:00:19 +0800
Subject: [PATCH] fix: BackTop children type (#24235)

---
 components/back-top/index.tsx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/components/back-top/index.tsx b/components/back-top/index.tsx
index b9962c94d396..f5e919550610 100644
--- a/components/back-top/index.tsx
+++ b/components/back-top/index.tsx
@@ -13,6 +13,7 @@ export interface BackTopProps {
   onClick?: React.MouseEventHandler<HTMLElement>;
   target?: () => HTMLElement | Window | Document;
   prefixCls?: string;
+  children?: React.ReactNode;
   className?: string;
   style?: React.CSSProperties;
   visible?: boolean; // Only for test. Don't use it.