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

35 votes134 views6 answers
How to bold in html
Html
2 votes134 views2 answers
Clear input file html react
Html
7 votes131 views4 answers
Change button color in html
Html
0 vote134 views1 answer
Button label html
Html
16 votes127 views6 answers
Cards in bootstrap
Html
0 vote127 views1 answer
Ios viewport cover
Html
6 votes140 views2 answers
What is the html code of changing color
Html
11 votes127 views2 answers
Top middle bottom html
Html
0 vote134 views1 answer
Htlm param
Html
19 votes126 views5 answers
Material icons cdn
Html