They are interchangeable and have the same effect.

useLayoutEffect() runs synchronously after all DOM mutations, while useEffect() runs asynchronously after the render is painted.

useLayoutEffect() is used for asynchronous side effects, while useEffect() is for synchronous side effects.

useLayoutEffect() is used for server-side rendering, while useEffect() is for client-side rendering.

<link rel="stylesheet" href="style.css" media="screen and (max-width: 600px)">

<import url="style.css" media="(max-width: 600px)">

<link rel="stylesheet" href="style.css" if-media="(max-width: 600px)">

<style src="style.css" media="(max-width: 600px)">

A multi-column layout.

An image layout.

A table layout.

A grid layout with named areas.

<table><tr><td>Data</td></tr><th>Data</th></tr></table>

<table><thead><td>Data</td></thead><tbody><th>Data</th></tbody></table>

<table><tr><th>Data</th></tr><tr><td>Data</td></tr></table>

Data
Data

It prevents the element's layout from affecting the rest of the page.

It creates a new stacking context

It sets the elements overflow to hidden

It forces the element to contain all of its floated children

"object"

"null"

"Null"

"undefined"

"visibility: hidden;" removes the element from the flow of the document, while "display: none;" still reserves the elements space.

"display: none;" removes the element from the flow of the document, while "visibility: hidden;" still reserves the elements space.

There is no difference, they do the same thing

"visibility: hidden;" effects the background color, while "display: none;" effects the text color.

undefined

5

null

Error

The aria-label attribute directly alters the visual presentation of the div.

The UTF-8 character encoding ensures proper display of all characters.

The data-custom-value attribute is a valid custom data attribute.

The aria-label attribute is used for accessibility purposes.

Importance, Source order, Specificity

Importance, Specificity, Source order.

Source order, Specificity, Importance.

Specificity, Source order, Importance.