<html>
<head>
<meta charset="utf-8">
<title>React</title>
<link rel="stylesheet" href="http://cdnjs.cloudflare.com/ajax/libs/normalize/3.0.1/normalize.css">
<script src="//fb.me/react-with-addons-15.1.0.js"></script>
<script src="//fb.me/react-dom-15.1.0.js"></script>
</head>
<body>
<div id="container"></div>
</body>
</html>
body {
margin: 20px;
}
button {
line-height: 1em;
font-size: 20px;
padding: 0.5em;
}
.box {
height: 200px;
width: 200px;
display: flex;
justify-content: center;
align-items: center;
outline: 1px solid black;
}
.box.focused {
outline: 6px solid red;
}
class Hello extends React.Component {
render() {
return <button {this.props}>Hi, {this.props.name}</button>
}
}
class FocusParent extends React.Component {
constructor(props) {
super(props)
this.state = { isFocused: false }
}
render() {
return (
<div className={this.state.isFocused ? 'box focused' : 'box'}>
{React.cloneElement(this.props.children, {
onFocus: _ => this.setState({ isFocused: true }),
onBlur: _ => this.setState({ isFocused: false })
})}
</div>
)
}
}
ReactDOM.render(
<FocusParent>
<Hello name="World" />
</FocusParent>
,
document.getElementById('container')
);
Output
You can jump to the latest bin by adding /latest
to your URL
Keyboard Shortcuts
Shortcut | Action |
---|---|
ctrl + [num] | Toggle nth panel |
ctrl + 0 | Close focused panel |
ctrl + enter | Re-render output. If console visible: run JS in console |
Ctrl + l | Clear the console |
ctrl + / | Toggle comment on selected lines |
ctrl + ] | Indents selected lines |
ctrl + [ | Unindents selected lines |
tab | Code complete & Emmet expand |
ctrl + shift + L | Beautify code in active panel |
ctrl + s | Save & lock current Bin from further changes |
ctrl + shift + s | Open the share options |
ctrl + y | Archive Bin |
Complete list of JS Bin shortcuts |
JS Bin URLs
URL | Action |
---|---|
/ | Show the full rendered output. This content will update in real time as it's updated from the /edit url. |
/edit | Edit the current bin |
/watch | Follow a Code Casting session |
/embed | Create an embeddable version of the bin |
/latest | Load the very latest bin (/latest goes in place of the revision) |
/[username]/last | View the last edited bin for this user |
/[username]/last/edit | Edit the last edited bin for this user |
/[username]/last/watch | Follow the Code Casting session for the latest bin for this user |
/quiet | Remove analytics and edit button from rendered output |
.js | Load only the JavaScript for a bin |
.css | Load only the CSS for a bin |
Except for username prefixed urls, the url may start with http://jsbin.com/abc and the url fragments can be added to the url to view it differently. |