App.js

import React, { Component } from 'react';
import FlipMove from 'react-flip-move';

class App extends React.Component {
  constructor(props) {
    super(props);
    this.handeClick = this.handeClick.bind(this);
    this.state = {
      items:[
        { id:"Item1", visible: true },
        { id:"Item2", visible: false },
        { id:"Item3", visible: false },
      ]
    }
  }

  handeClick() {
    const items = this.state.items;
    items[1].visible = true;
    this.setState({items: items});
  }

  render() {
    return (
      <div>
        <Button onClick={this.handeClick}/>
        <FlipMove>
          {/* works */}
          {this.state.items.filter(item => item.visible).map(item => <Item key={item.id} item={item} />)}
          
          {/* does not work */}
          {/* {this.state.items.map(item => <Item key={item.id} item={item} />)} */}
        </FlipMove>
      </div>
    );
  }
}

class Item extends Component {
  render() {
    if (!this.props.item.visible) {
      return null;
    }
    else {
      return (
        <li>{this.props.item.id}</li>
      );
    }
  }
}

class Button extends Component {
  render() {
    return (
      <button onClick={this.props.onClick}>Click</button>
    );
  }
}

export default App;

Install Instructions

create-react-app flip-move-empty
cd flip-move-empty
npm install react-flip-move
npm start