Courses / HTML
70. Custom Data Attributes
Learn how to use data attributes to store custom data on HTML elements.
1 min read Chapter 70 of 102
HTML
Custom Data Attributes
Custom data attributes allow you to store extra information directly in HTML elements.
"I need a way to attach extra data to my HTML elements without cluttering my markup."
Custom data attributes are special attributes prefixed with `data-` that let you store custom information on HTML elements for use in JavaScript and CSS.
"I need a way to attach extra data to my HTML elements without cluttering my markup."
Custom data attributes are special attributes prefixed with `data-` that let you store custom information on HTML elements for use in JavaScript and CSS.