import React, { useState } from "react";import { LayoutAnimation, Platform, StyleSheet, Text, TouchableOpacity,
                                                        UIManager, View } from "react-native";if (Platform.OS === "android" &&
    UIManager.setLayoutAnimationEnabledExperimental) UIManager.setLayoutAnimationEnabledExperimental(true);const App = () => {
  const [expanded, setExpanded] = useState(false);
  return (
    <View style={style.container}>
      <TouchableOpacity
        onPress={() => {
          LayoutAnimation.configureNext(LayoutAnimation.Presets.spring);
          setExpanded(!expanded);}}>
        <Text>Press me to {expanded ? "collapse" : "expand"}!</Text>
      </TouchableOpacity>
      {expanded && (
        <View style={style.tile}>
          <Text>I disappear sometimes!</Text>
        </View>
      )}
    </View>
  );};const style = StyleSheet.create({
  tile: {
    backgroundColor: "lightgrey",
    borderWidth: 0.5,
    borderColor: "#d6d7da"
  },
  container: {
    flex: 1,
    justifyContent: "center",
    alignItems: "center",
    overflow: "hidden"
  }});export default App;