element.addEventListener('ready', event => { code example
Example 1: listerner content loaded js
window.addEventListener('DOMContentLoaded', (event) => {
console.log('DOM fully loaded and parsed');
});
Example 2: document.addEventListener("load", function () {
window.addEventListener('load', (event) => {
console.log('page is fully loaded');
});
window.onload = (event) => {
console.log('page is fully loaded');
};