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);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);javascript change data attribute value
element.dataset.keyName = 'newValue';html javascript find data attribute
//javascript get html data attribute
<button data-id="1" >Click</button>
<button data-id="2" >Click</button>
<button data-id="3" >Click</button>
const btns=document.querySelectorAll('button[data-id]');
[...btns].forEach(btn => console.log(btn.getAttribute('data-id')))javascript get data attribute value
const article = document.querySelector('#electric-cars');
article.dataset.columns // "3"
article.dataset.indexNumber // "12314"
article.dataset.parent // "cars"accèder data-id javascript
<article
id="voitureelectrique"
data-columns="3"
data-index-number="12314"
data-parent="voitures">
...
</article>
var article = document.getElementById('voitureelectrique');
article.dataset.columns // "3"
article.dataset.indexNumber // "12314"
article.dataset.parent // "voitures"Copyright © 2021 Codeinu
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