Skip welcome & menu and move to editor
Welcome to JS Bin
Load cached copy from
 
<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>JS Bin</title>
</head>
<body>
  <div id="app"></div>
<script src="https://fb.me/react-15.1.0.js"></script>
<script src="https://fb.me/react-dom-15.1.0.js"></script>
</body>
</html>
 
class MyComponent extends React.Component {
    constructor() {
        super();
        this.state = { elements: 5 }
    }
  
    logOutput (num) {
      console.log(num)
    }
    renderElements() {
     const output = [];
    
        for(let i = 0; i < this.state.elements; i ++){
            this.logOutput(i);
            output.push(<div key={i}>HI</div>);
        }
        return output;
    }
    render() {
        return (
            <div>{this.renderElements()}</div>
        );
    }
}
ReactDOM.render(<MyComponent />, document.getElementById('app'));
Output 300px

You can jump to the latest bin by adding /latest to your URL

Dismiss x
public
Bin info
anonymouspro
0viewers