找到index.js 果然默认是严格模式，删除<React.StrictMode>标签，关闭严格模式，警告自然消除了 

antd 版本：4.1.4

引用antd的示例组件一直报警告， 

1.  
   index.js:1 Warning: findDOMNode is deprecated in StrictMode. findDOMNode was passed an instance of Tabs which is inside StrictMode. Instead, add a ref directly to the element you want to reference. Learn more about using refs safely here: https://fb.me/react-strict-mode-find-node
2.  
   in div (created by Tabs)
3.  
   in Tabs (created by Context.Consumer)
4.  
   in Tabs (at home/index.jsx:18)
5.  
   in div (at home/index.jsx:17)
6.  
   in Home (created by Context.Consumer)
7.  
   in Route (at App.js:14)
8.  
   in Switch (at App.js:13)
9.  
   in Router (created by HashRouter)
10.  
    in HashRouter (at App.js:11)
11.  
    in App (at src/index.js:9)
12.  
    in StrictMode (at src/index.js:8)

经过开发者的issue回复，原来是把严格模式加入了版本改动中 

找到index.js 果然默认是严格模式，删除<React.StrictMode>标签，关闭严格模式，警告自然消除了 

原文链接：https://blog.****.net/chunchun1230/article/details/105679419/

antd react 警告 index.js:1 Warning: findDOMNode is deprecated in StrictMode. findDOMNode was passed an