query selector js

var el = document.querySelector(".myclass");
// First Element:
document.querySelector('.class')

// Multiple Elements:
document.querySelectorAll('.class')//Pretend there is a <p> with class "example"
const myParagraph = document.querySelector('.example');
//You can do many this with is
myParagraph.textContent = 'This is my new text';element = document.querySelector(sélecteurs);
element = document.querySelector(selectores);
document.querySelector(".example");