js get element by data attribute code example
Example 1: js get data attribute
var element = document.querySelector('.element');
var dataAttribute = element.getAttribute('data-name');
console.log(dataAttribute);
Example 2: html javascript find 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')))
Example 3: how to select data attribute in javascript using queryselectorAll
<!DOCTYPE html>
<html>
<head></head>
<body>
<p data-foo="0"></p>
<h6 data-foo="1"></h6>
<script>
var a = document.querySelectorAll('[data-foo]');
for (var i in a) if (a.hasOwnProperty(i)) {
alert(a[i].getAttribute('data-foo'));
}
</script>
</body>
</html>
Example 4: get data attribute javascript
const el = document.querySelector('#element')
el.dataset.name
Example 5: javascript get data attribute value
const article = document.querySelector('#electric-cars');
article.dataset.columns
article.dataset.indexNumber
article.dataset.parent
Example 6: js select by data attribute
$("[attribute=value]")