CODE EXAMPLE FOR JAVASCRIPT

react axios fetchData with loading screen plus API

import axios from 'axios';
import './App.css';
import React from 'react';
class FetchData extends React.Component {
  state = {
    data: null,
    loading: true,
    error: ' '

  };
  componentDidMount() {
    axios.get(this.props.url)
    .then(res => {
      this.setState({data: res.data,
        loading: false
      });
    } )
  .catch(err => {
    console.log(err);
  });
  }
  render () {
    const {data, loading, error} = this.state
    return (
      <div>
        {loading && <p>Loading...</p>}
        {error && <p>{error}</p>}
        {data && <div>
          <h3>
            title: {data.title}</h3>
            <p>id: {data.id}</p>
            </div>}
      </div>
    )
  }

}
function App() {
  return (
    <div className="App">
      <h1>Hello React
        im a software Engineer
      </h1>
      <FetchData url="https://jsonplaceholder.typicode.com/todos/1" />
    </div>
  );
}
export default App;