dom Archives - Page 9 of 10

Check if an element contains a class in JavaScript?

Using plain JavaScript (not jQuery), Is there any way to check if an element contains a class? Currently, I’m doing this: var test ...

April 20, 2022
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How can I remove all CSS classes using jQuery/JavaScript?

Instead of individually calling $("#item").removeClass() for every single class an element might have, is there a single function which can be called which ...

April 20, 2022
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How to make JavaScript execute after page load?

I’m executing an external script, using a <script> inside <head>. Now since the script executes before the page has loaded, I can’t access ...

April 17, 2022
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How to insert an element after another element in JavaScript without using a library?

There’s insertBefore() in JavaScript, but how can I insert an element after another element without using jQuery or another library? 19 s 19 ...

April 17, 2022
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How to find event listeners on a DOM node in JavaScript or in debugging?

I have a page where some event listeners are attached to input boxes and select boxes. Is there a way to find out ...

April 16, 2022
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Why is setTimeout(fn, 0) sometimes useful?

I’ve recently run into a rather nasty bug, wherein the code was loading a <select> dynamically via JavaScript. This dynamically loaded <select> had ...

April 15, 2022
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How do I get the value of text input field using JavaScript?

I am working on a search with JavaScript. I would use a form, but it messes up something else on my page. I ...

April 15, 2022
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How can I tell if a DOM element is visible in the current viewport?

Is there an efficient way to tell if a DOM element (in an HTML document) is currently visible (appears in the viewport)? (The ...

April 14, 2022
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Remove all child elements of a DOM node in JavaScript

How would I go about removing all of the child elements of a DOM node in JavaScript? Say I have the following (ugly) ...

April 14, 2022
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Remove element by id

When removing an element with standard JavaScript, you must go to its parent first: var element = document.getElementById("element-id"); element.parentNode.removeChild(element); Having to go to ...

April 13, 2022
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