<html>
<head>
<meta name="description" content="Demonstração classList API." />
<meta charset="utf-8">
<title>classList API</title>
</head>
<body>
<p>JavaScript is <span>Awesome</span>!</p>
<button id="btn-add">Add</button>
<button id="btn-remove">Remove</button>
<button id="btn-toggle">Toggle</button>
<button id="btn-contains">Contains</button>
</body>
</html>
.highlight {
padding: 2px;
font-weight: bold;
text-transform: uppercase;
border-radius: 2px;
background-color: #f1da4e;
}
var awesome = document.querySelector( 'span' ),
btnAdd = document.querySelector( '#btn-add' ),
btnRemove = document.querySelector( '#btn-remove' ),
btnToggle = document.querySelector( '#btn-toggle' ),
btnContains = document.querySelector( '#btn-contains' );
btnAdd.addEventListener( 'click', function() {
awesome.classList.add( 'highlight' );
}, false );
btnRemove.addEventListener( 'click', function() {
awesome.classList.remove( 'highlight' );
}, false );
btnToggle.addEventListener( 'click', function() {
awesome.classList.toggle( 'highlight' );
}, false );
btnContains.addEventListener( 'click', function() {
console.log( awesome.classList.contains( 'highlight' ) );
}, false );
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. |