werken met DOM
querySelector()
let elExample = document.querySelector('#example');
elExample.textContent = "Nieuwe tekst";querySelectorAll()
let alleItems = document.querySelectorAll('li');
alleItems.forEach(item => {
item.style.color = 'blue';
});let derdeItem = document.querySelectorAll('li')[2];
derdeItem.textContent = "Aangepast item";Parent
Children
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