Last active
February 26, 2020 10:47
-
-
Save juhahinkula/35eb36bd09c349b178eb3f48bfd1aec3 to your computer and use it in GitHub Desktop.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!DOCTYPE HTML> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>React getting started</title> | |
| </head> | |
| <body> | |
| <!-- Root container for react components --> | |
| <div id='root'></div> | |
| <script crossorigin src="https://unpkg.com/react@16/umd/react.development.js"></script> | |
| <script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/babel-standalone/6.26.0/babel.min.js"></script> | |
| <script type="text/babel"> | |
| function CombineText() { | |
| const {text, setText} = React.useState({posttext: '', pretext: ''}); | |
| const {wholetext, setWholeText} = React.useState(''); | |
| combineText = () => { | |
| setWholeText(text.pretext + text.posttext); | |
| } | |
| const textChanged = (event) => { | |
| setText({...text, [event.target.id]: event.target.value}) | |
| } | |
| return ( | |
| <div> | |
| <p>{wholetext}</p> | |
| <input type="text" id="pretext" name="pretext" value={text.pretext} onChange={textChanged} /> | |
| <input type="text" id="posttext" name="posttext" value={text.posttext} onChange={textChanged} /> | |
| <button onClick={this.combineText}>Press me</button> | |
| </div> | |
| ); | |
| } | |
| ReactDOM.render(<CombineText />, document.getElementById('app')); | |
| </script> | |
| </body> | |
| </html> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment