document.querySelector javascript code example
Example 1: js select element by css selector
document.querySelector('.class')
document.querySelectorAll('.class')
Example 2: queryselector
var el = document.querySelector(".myclass");
Example 3: js queryselector names
document.querySelector('[name="your-selector-name-here"]');
Example 4: javascript queryselector
const myParagraph = document.querySelector('.example');
myParagraph.textContent = 'This is my new text';
Example 5: queryselector javascript
var element = document.querySelector("#myid .myclass p");
Example 6: js queryselector
const content = document.querySelector('.content');
const towns = ['Helsinki', 'Espoo', 'Vantaa'];
towns.forEach(city => {
content.innerHTML += `<p>${city}</p>`;
});