qr reader react js code example

Example: qr reader react js

import React, { Component } from 'react'import QrReader from 'react-qr-reader' class Test extends Component {  state = {    result: 'No result'  }   handleScan = data => {    if (data) {      this.setState({        result: data      })    }  }  handleError = err => {    console.error(err)  }  render() {    return (      
                
{this.state.result}
      
    )  }}