JAVASCRIPT

set attribute in javascript

//Fetch id from html
var a = document.getElementById("id");

//variable.setAttribute("Attributes","Properties:Values")
a.setAttribute("style", "visibility:hidden;");

set attribute javascript

Element.setAttribute(name, value);

GET and SET the attribute of an element

const link = document.querySelector('a');
console.log(link.getAttribute('href'));
link.setAttribute('href', 'https://www.yahoo.com');
link.innerText='Yahoo';