queryselector and queryselectorall mdn code example
Example 1: js foreach querySelectorAll
const allSpanElements = document.querySelectorAll('span');
allSpanElements.forEach((spanElement) => {
// Here comes the Code that should be executed on every Element, e.g.
spanElement.innerHTML = "This Content will appear on every span Element now";
});
Example 2: queryselectorall
queryselectorall