The HTML class attribute specifies one or more class names for an element; Classes are used by CSS and JavaScript to select and access specific elements; The class attribute can be used on any HTML element; The class name is case sensitive; Different HTML elements can point to the same class name

The class attribute specifies one or more classnames for an element. The class attribute is mostly used to point to a class in a style sheet. However, it can also be used by a JavaScript (via the HTML DOM) to make changes to HTML elements with a specified class.

Learn how to add a class name to an element with JavaScript. Click the button to add a class to me! Add a class name to the div element with id="myDIV" (in this example we use a button to add the class). This is a DIV element. Style the specified class name: Get the <div> element with id="myDIV" and add the "mystyle" class to it:

Oct 17, 2024 · The HTML class attribute is used to assign one or more CSS classes to an HTML element. By using classes, you can group elements together and apply consistent styles across them, streamlining both design and functionality.

Apr 10, 2025 · Classes allow CSS and JavaScript to select and access specific elements via the class selectors or functions like the document.getElementsByClassName().

The HTML class attribute is used to specify one or more class names for an element. Commonly, the class attribute points to a class in a style sheet. The class name is case sensitive.

Here, we've used same class name animal on two <h2> elements. The class attribute allows javascript to access the element via class selectors or getElementByClassName API. For example, element.innerHTML = "ORANGE" </script> Browser output.

Dec 14, 2024 · How to Use HTML Classes. To use an HTML class, you add the class attribute to the desired element and assign it a name. This name can then be referenced in your CSS or JavaScript. Basic Syntax: <element class="classname">Content</element> Example: <p class="highlight">This is a paragraph with a class applied to it.</p>

The class attribute in HTML is a powerful tool for styling and targeting elements on a web page. By adding classes to your HTML elements, you can apply styles, target elements with CSS and JavaScript, and create responsive and dynamic designs.

Feb 22, 2025 · A class in HTML is an attribute that is used to specify one or more class names for HTML element. Learn to use class attribute with examples