javascript get attribute
//HTML
//<div id="elem" data-id="4hJ3s"></div>
var elem = document.getElementById("elem");
elem.getAttribute("data-id"); // "4hJ3s"javascript get attribute
//HTML
//<div id="elem" data-id="4hJ3s"></div>
var elem = document.getElementById("elem");
elem.getAttribute("data-id"); // "4hJ3s"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);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')))get data attribute javascript
// <div id="element" data-name="john"></div>
const el = document.querySelector('#element')
el.dataset.name // 'john'get element by data attribute javascript
document.querySelectorAll('[data-foo]');html javascript data attributes
/* index.html
<div
id="test-div"
data-first-name="Tom"
data-last-name="Mot"
data-active
></div>
*/
// Reading
const div = document.getElementById("test-div");
console.log(div.dataset);
/*
{
active: ""
firstName: "Tom"
lastName: "Mot"
}
*/
// Writing
const div = document.getElementById("test-div");
div.dataset.test = "Hello World!";
console.log(div.dataset.test); // Hello WorldCopyright © 2021 Codeinu
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