The id Attribute The id attribute specifies a unique id for an HTML element. The value of the id attribute must be unique within the HTML document. The id attribute is used to point to a specific style …

Nov 6, 2025 · HTML id global attribute The id global attribute defines an identifier (ID) that must be unique within the entire document.

Feb 22, 2025 · This tutorial explains the HTML id attribute, its syntax, and usage through examples to help understand its application in web development.

The id is an important keyword in HTML. HTML "id" is an attribute used to uniquely identify an element within a web page. It serves as a label for that element and enables JavaScript and CSS to target it …

Sep 27, 2024 · The HTML `id` attribute uniquely identifies elements on a webpage, enabling efficient styling, scripting, and navigation in web development.

Aug 5, 2025 · The id and class attributes in HTML are used for element identification and styling. The id attribute uniquely identifies a single element, while the class attribute can be applied to multiple …

HTML IDs (identifiers) are attributes used to uniquely identify specific elements within an HTML document and are only used once.

Using The id Attribute The id attribute specifies a unique id for an HTML element (the value must be unique within the HTML document). The id value can be used by CSS and JavaScript to perform …

IDs and classes are both types of HTML attributes that can be used to give a name of your choice to HTML elements. These names can be used as targets for CSS selectors, as targets for anchor links, …

Dec 24, 2024 · Learn how to use the HTML `id` attribute to uniquely identify elements, enabling specific styling with CSS and dynamic behavior with JavaScript. Understand the crucial difference between …