3 ways to add a class to a DOM element in JavaScript. There are multiple ways of doing this. I will show you three ways to add classes and clarify some benefits of each way. You can use any given method to add a class to your element, another way to check for, change or remove them.

Mar 20, 2024 · You can create new elements and set attribute(s) and append child(s) createElement("tag",{attr:val,attr:val},[element1,"some text",element2,element3,"or some text again :)"]); There is no limit for attr or child element(s)

Create a <p> element and append it to the document: Create a <p> element and append it to an element: para.innerHTML = "This is a paragraph."; More examples below. The createElement() method creates an element node. Required. The type of element to create. The created element node. Create a button:

Mar 5, 2024 · To create an element with classes: Use the document.createElement() method to create the element. Use the classList.add() method to add one or more classes to the element. Add the element to the page using the appendChild() method. Here is the HTML for the example. And here is the related JavaScript code.

Nov 28, 2016 · Sample with pure JS. In first example we get our element's id and add e.g. 2 classes. document.addEventListener('DOMContentLoaded', function() { document.getElementsById('tabGroup').className = "anyClass1 anyClass2"; }) In second example we get element's class name and add 1 more.

Jun 26, 2024 · In JavaScript, adding a class name to an element allows you to style or manipulate it via CSS or JavaScript. This can be achieved using different methods. Here, we'll explore two common approaches: using the .className property and the .add() method.

Dec 10, 2024 · When it comes to manipulating the DOM in JavaScript, one of the most efficient and straightforward methods is the document.createElement() function. This function enables developers to dynamically create new HTML elements directly from JavaScript, eliminating the need for premade HTML structures.

Learn how to use the JavaScript createElement method to add HTML elements dynamically to web pages, enhancing user interaction and page functionality.

Learn how to use the JavaScript document.createElement() to create a new HTML element and attach it to the DOM tree.

Mar 9, 2023 · In this article, we learned how we can create an element dynamically with class, id or style attribute using JavaScript. In summary, if you want to create an element with single or multiple classes, you can use the classList.add() method.