Custom data attributes html

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 get data attribute value

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

Source: developer.mozilla.org

Custom data attributes html

<div data-myvar="hello world"</div>
<script>
 //Note: attribute in html will force lowercase, make sure all letters are lower
  var element = document.querySelector("div");
  console.log(element.dataset.myvar);
  //outputs: hello world
</script>

Similar codes

2 votes318 views2 answers
Html fieldset color background
Html
0 vote287 views1 answer
Style upload button vue
Html
0 vote320 views1 answer
Onclick nothing
Html
0 vote313 views2 answers
Angular raw html
Html
0 vote291 views1 answer
What is ETH2.0?
Html
0 vote283 views1 answer
How to change html code with aspx.cs
Html
33 votes313 views5 answers
Underline text in html
Html
0 vote314 views1 answer
Html paragraph with spaces
Html
0 vote284 views1 answer
Physical and logical tags in html
Html
0 vote274 views1 answer
How to hide image in html
Html