javascript how to get data attribute code example

Example 1: js get data attribute

var element = document.querySelector('.element');
var dataAttribute = element.getAttribute('data-name');
// replace "data-name" with your data attribute name

console.log(dataAttribute);

Example 2: javascript get data attribute value

const article = document.querySelector('#electric-cars');
 
article.dataset.columns // "3"
article.dataset.indexNumber // "12314"
article.dataset.parent // "cars"

Example 3: data attribute html

<!-- data-* attritubes can be used on any html element -->
<div data-my-custom-data="true"></div>

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