content: import React from 'react'
  
  export class InputBox extends React.Component {
    constructor (props) {
      super(props)
  
      this.state = {
        value: 'Default1'
      }
    }
  
    handleChange = (event) => {
      this.setState({
        value: event.target.value
      })
    }
  
    render () {
      return (
        <div>
          <div>Update1:</div>
          <input type='text' value={this.state.value} onChange={this.handleChange} />
        </div>
      )
    }
  }
  