From 96722605fd693dc0e4fbba85173c3e85ad5a3517 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=99=88=E5=B8=85?= <wasd2144@hotmail.com>
Date: Fri, 14 Jul 2017 15:37:44 +0800
Subject: [PATCH] fix: noImplicitAny of  back top (#6835)

---
 components/back-top/index.tsx | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/components/back-top/index.tsx b/components/back-top/index.tsx
index de40725452..e518888441 100755
--- a/components/back-top/index.tsx
+++ b/components/back-top/index.tsx
@@ -9,7 +9,7 @@ import getRequestAnimationFrame from '../_util/getRequestAnimationFrame';
 
 const reqAnimFrame = getRequestAnimationFrame();
 
-const easeInOutCubic = (t, b, c, d) => {
+const easeInOutCubic = (t: number, b: number, c: number, d: number) => {
   const cc = c - b;
   t /= d / 2;
   if (t < 1) {
@@ -19,7 +19,7 @@ const easeInOutCubic = (t, b, c, d) => {
   }
 };
 
-function noop() {}
+function noop() { }
 
 function getDefaultTarget() {
   return typeof window !== 'undefined' ?
@@ -42,7 +42,7 @@ export default class BackTop extends React.Component<BackTopProps, any> {
 
   scrollEvent: any;
 
-  constructor(props) {
+  constructor(props: BackTopProps) {
     super(props);
     this.state = {
       visible: false,
@@ -57,7 +57,7 @@ export default class BackTop extends React.Component<BackTopProps, any> {
     return (targetNode as HTMLElement).scrollTop;
   }
 
-  scrollToTop = (e) => {
+  scrollToTop = (e: React.MouseEvent<HTMLDivElement>) => {
     const scrollTop = this.getCurrentScrollTop();
     const startTime = Date.now();
     const frameFunc = () => {
@@ -72,7 +72,7 @@ export default class BackTop extends React.Component<BackTopProps, any> {
     (this.props.onClick || noop)(e);
   }
 
-  setScrollTop(value) {
+  setScrollTop(value: number) {
     const targetNode = (this.props.target || getDefaultTarget)();
     if (targetNode === window) {
       document.body.scrollTop = value;