JavaScript preprocessors can help make authoring JavaScript easier and more convenient. For instance, CoffeeScript can help prevent easy-to-make mistakes and offer a cleaner syntax and Babel can bring ECMAScript 6 features to browsers that only support ECMAScript 5.
Any URL's added here will be added as <script>
s in order, and run before the JavaScript in the editor. You can use the URL of any other Pen and it will include the JavaScript from that Pen.
You can apply a script from anywhere on the web to your Pen. Just put a URL to it here and we'll add it, in the order you have them, before the JavaScript in the Pen itself.
If the script you link to has the file extension of a preprocessor, we'll attempt to process it before applying.
You can also link to another Pen here, and we'll pull the JavaScript from that Pen and include it. If it's using a matching preprocessor, we'll combine the code before preprocessing, so you can use the linked Pen as a true dependency.
HTML Settings
Here you can Sed posuere consectetur est at lobortis. Donec ullamcorper nulla non metus auctor fringilla. Maecenas sed diam eget risus varius blandit sit amet non magna. Donec id elit non mi porta gravida at eget metus. Praesent commodo cursus magna, vel scelerisque nisl consectetur et.
<main>
<div class="buttons">
<button onclick="addDot()">Add</button>
<button onclick="removeDot()">Remove</button>
</div>
<ol id="list">
<li>Vestibulum ac diam sit amet quam vehicula elementum sed sit amet dui.</li>
<li>Donec sollicitudin molestie malesuada.</li>
<li>Quisque velit nisi, pretium ut lacinia in, elementum id enim.</li>
<li>Vivamus magna justo, lacinia eget consectetur sed, convallis at tellus.</li>
<li>Pellentesque in ipsum id orci porta dapibus.</li>
<li>Donec sollicitudin molestie malesuada.</li>
</ol>
</main>
li:nth-last-child(-n + 3) {
color: red;
}
li:first-child {
color: blue;
}
li:nth-last-child(-n + 3):first-child {
font-weight: bold;
color: black;
}
function addDot() {
var item = document.createElement("li");
item.innerHTML = randomLorem();
var dots = document.getElementById("list");
dots.appendChild(item);
}
function removeDot() {
var count = document.getElementById('list').children.length;
var lastItem = document.getElementById('list').children[count - 1].remove();
}
function randomLorem() {
var lorem = [
'Pellentesque in ipsum id orci porta dapibus. Vivamus suscipit tortor eget felis porttitor volutpat.',
'Cras ultricies ligula sed magna dictum porta. Pellentesque in ipsum id orci porta dapibus.',
'Pellentesque in ipsum id orci porta dapibus. Vivamus suscipit tortor eget felis porttitor volutpat.',
'Quisque velit nisi, pretium ut lacinia in, elementum id enim. Mauris blandit aliquet elit, eget tincidunt nibh pulvinar a.',
'Curabitur arcu erat, accumsan id imperdiet et, porttitor at sem. Curabitur arcu erat, accumsan id imperdiet et, porttitor at sem.',
'Vestibulum ac diam sit amet quam vehicula elementum sed sit amet dui. Quisque velit nisi, pretium ut lacinia in, elementum id enim.',
'Proin eget tortor risus. Vivamus magna justo, lacinia eget consectetur sed, convallis at tellus.',
'Vestibulum ac diam sit amet quam vehicula elementum sed sit amet dui. Cras ultricies ligula sed magna dictum porta.',
'Cras ultricies ligula sed magna dictum porta. Sed porttitor lectus nibh.',
];
return lorem[Math.floor(Math.random() * lorem.length)];
}
Also see: Tab Triggers