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

0 vote95 views1 answer
Jquery set disabled
Html
0 vote150 views1 answer
A open to other tab
Html
2 votes138 views4 answers
Markdown color
Html
20 votes146 views5 answers
Html 5
Html
0 vote137 views1 answer
Visual studio code black mode off
Html
0 vote185 views1 answer
Col md flex column
Html
-1 vote146 views1 answer
Google translate for website html code
Html
32 votes148 views4 answers
How to change mouse pointer into cursor icon when you hover
Html
5 votes143 views1 answer
Htaccess remove .html
Html
0 vote320 views1 answer
Html favicon base64
Html