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Explain in detail Query selector $()$ with an example.
written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k •   modified 3.9 years ago

Subject: Advanced Internet Technology

Topic: Responsive web design with HTML5 and CSS3

Difficulty: High
advanced internet technology
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written 9.4 years ago by gravatar for teamques10 teamques10 ★ 70k •   modified 9.4 years ago

The querySelector() method returns the first element that matches a specified CSS selector(s) in the document.

Note: The querySelector() method only returns the first element that matches the specified selectors. To return all the matches, use the querySelectorAll() method instead. If the selector matches an ID in document that is …

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