queryselector attribute

1// First Element:
2document.querySelector('.class')
3
4// Multiple Elements:
5document.querySelectorAll('.class')

1//Pretend there is a <p> with class "example"
2const myParagraph = document.querySelector('.example');
3//You can do many this with is
4myParagraph.textContent = 'This is my new text';

1document.querySelectorAll('[property]'); // All with attribute named "property"
2document.querySelectorAll('[property="value"]'); // All with "property" set to "value" exactly.
3

1var test = document.querySelectorAll('input[value][type="checkbox"]:not([value=""])');

1document.querySelector('[title="Page Title"]');
2

1element = document.querySelector(sélecteurs);
2