'전체 글'에 해당되는 글 131건

Problem Code

import logo from './logo.svg';
import './App.css';

class App extends Component {
  render(){
    return (
      <div className="App">
        Hello, React!!
      </div>
    );
  }
}

Error

src\App.js
  Line 4:19:  'Component' is not defined  no-undef

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Solution

import React, {Component} from 'react';

import React, {Component} from 'react';
import logo from './logo.svg';
import './App.css';

class App extends Component {
  render(){
    return (
      <div className="App">
        Hello, React!!
      </div>
    );
  }
}

export default App;