text: import React, { Component } from 'react';
  // import logo from './logo.svg';
  import './App.css';
  
  class App extends Component {
    state={
      value:'hello'
    }
    handleChange(event){
      
      this.setState({
        value: event.target.value
      })
    }
    render() {
      const value=this.state.value
      return (
        <div className="App">
          <div>
            <input type="text" value={value} onChange={this.handleChange.bind(this)}/>
            <p>{value}</p>
          </div>
        </div>
      );
    }
  }
  
  export default App;
  