howt o set atrtribute js code example
Example 1: how to add attribute to selected element in javascript
// Selecting the element
var btn = document.getElementById("myBtn");
// Setting new attributes
btn.setAttribute("class", "click-btn");
btn.setAttribute("disabled", "");
Example 2: javascript setattribute
element.setAttribute(<name>, <value>);
// ex
var aElement = document.querySelector("a");
aElement.setAttribute("href", "https://isitchristmas.com/");
// same as <a href="https://isitchristmas.com/"></a>