How to get DOM elements from HTML more elegantly

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Release： 2021-04-15 14:01:35

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How to get DOM elements from HTML more elegantly

TheDOMinJSis an important part ofJavaScriptlearning. The traditional method of obtainingDOM The method ofelements is really too troublesome. How can we get elements fromHTMLmore elegantly? This article will show you how.

1. Use querySelectorAll() method

## Return All elements in the document that match the specified CSS selector

      Document 
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2. Use the querySelector() method

to return the CSS selection that matches the specified CSS selector in the document The first element of the device

      Document 
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DOM元素，HTML

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