Element: setAttribute () method - Web APIs | MDN
Dec 8, 2025 · The setAttribute() method of the Element interface sets the value of an attribute on the specified element. If the attribute already exists, the value is updated; otherwise a new attribute is …
HTML DOM Element setAttribute () Method - W3Schools
Description The setAttribute() method sets a new value to an attribute. If the attribute does not exist, it is created first.
JavaScript setAttribute () Method
In this tutorial, you will learn how to use the JavaScript setAttribute () method to set a value for an attribute on a specified element.
How To Set Custom Attribute Using JavaScript? - GeeksforGeeks
Jul 23, 2025 · In this approach, we will use the setAttribute () method which is a simple way to set any attribute including custom attributes, on an HTML element. This method allows us to specify the …
Lesson 42: getAttribute () and setAttribute () in JavaScript
Oct 31, 2025 · When working with the DOM (Document Object Model), every HTML element is represented as an object with properties and methods. Among these methods, two powerful ones — …
JavaScript setAttribute Guide: Learn How to Modify DOM ... - ZetCode
Apr 2, 2025 · Learn how to use JavaScript's setAttribute method effectively with examples and detailed explanations. Enhance your web development skills with this step-by-step tutorial.
JavaScript | DOM Manipulation | .setAttribute () | Codecademy
Mar 17, 2025 · The .setAttribute() method of the Element interface sets or updates an attribute of the specified element. If the given attribute already exists, its value is updated; otherwise, a new attribute …
How to set an attribute on an element in JavaScript · CoreUI
Nov 20, 2025 · Learn how to set HTML attributes on DOM elements using setAttribute method in JavaScript for dynamic content and element manipulation.
setAttribute (W3C DOM Core method) - SitePoint
May 15, 2014 · What is the setAttribute method in JavaScript? The setAttribute method in JavaScript is a crucial part of the Document Object Model (DOM) that allows developers to manipulate HTML …
How to Use setAttribute in JavaScript - Tabnine
Dec 6, 2021 · With a single element now stored in the variable example, we can now use setAttribute to modify the element. In the example above, the <h1> element we have identified receives an update …