document.querySelector js code example

Example 1: queryselector

var el = document.querySelector(".myclass");

Example 2: javascript queryselector

//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';

Example 3: queryselector javascript

var element = document.querySelector("#myid .myclass p");

Example 4: js queryselector

const content = document.querySelector('.content');

const towns = ['Helsinki', 'Espoo', 'Vantaa'];

towns.forEach(city => {
    content.innerHTML += `<p>${city}</p>`;
});

Example 5: queryselector javascript varias clases

element = document.querySelector(selectores);

Example 6: js queryselector

const para = document.querySelectorAll('p');