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componentdidmount functional hook

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Australian Pelican answered on November 29, 2019 Popularity 9/10 Helpfulness 2/10

answer componentdidmount functional hook

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componentdidmount functional hook

Comment

import { useState, useEffect } from 'react';

function getWindowDimensions() {
  const { innerWidth: width, innerHeight: height } = window;
  return {
    width,
    height
  };
}

export default function useWindowDimensions() {
  const [windowDimensions, setWindowDimensions] = useState(getWindowDimensions());

  useEffect(() => {
    function handleResize() {
      setWindowDimensions(getWindowDimensions());
    }

    window.addEventListener('resize', handleResize);
    return () => window.removeEventListener('resize', handleResize);
  }, []);

  return windowDimensions;
}

Popularity 9/10 Helpfulness 2/10 Language whatever

Source: Grepper

Tags: hook whatever

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Contributed on Nov 29 2019

Australian Pelican

0 Answers Avg Quality 2/10

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componentdidmount in hooks

Comment

For componentDidMount
useEffect(() => {
  // Your code here
}, []);

For componentDidUpdate
useEffect(() => {
  // Your code here
}, [yourDependency]);

For componentWillUnmount

Popularity 6/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript

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Contributed on Apr 18 2022

Shreeya Gupta

0 Answers Avg Quality 2/10

react hooks componentdidmount

Comment

// import useEffect from 'react';

useEffect(() => {
	// your code here
}, []);

Popularity 9/10 Helpfulness 4/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Aug 11 2020

leverglowh

0 Answers Avg Quality 2/10

componentdidmount in hooks

Comment

useEffect(() => {
  // Your code here
}, []);

Popularity 9/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Dec 15 2020

rahul_the_rock

0 Answers Avg Quality 2/10

componentdidmount react hooks

Comment

export default function useDidMountHook(callback) {
  const didMount = useRef(null)

  useEffect(() => {
    if (callback && !didMount.current) {
      didMount.current = true
      callback()
    }
  })
}

Popularity 7/10 Helpfulness 2/10 Language javascript

Source: stackoverflow.com

Tags: javascript react-hooks react-hoo

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Contributed on Mar 12 2022

AbubakarShf

0 Answers Avg Quality 2/10

componentdidmount react hooks

Comment

useEffect(() => {
  // Your code here
}, [yourDependency]);

Popularity 6/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: javascript react-hooks reac

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Contributed on Mar 12 2022

AbubakarShf

0 Answers Avg Quality 2/10

componentdidmount react hooks

Comment

useEffect(() => {
  // componentWillUnmount
  return () => {
     // Your code here
  }
}, [yourDependency]);

Popularity 6/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: javascript react-hooks

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Contributed on Mar 12 2022

AbubakarShf

0 Answers Avg Quality 2/10

componentdidmount react hooks

Comment

useEffect(() => {
  // <div>{count}</div>
}, [count]);

Popularity 6/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: javascript react-hooks react-

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Contributed on Mar 12 2022

AbubakarShf

0 Answers Avg Quality 2/10

componentdidmount react hooks

Comment

useEffect(() => {
  console.log("I have been mounted")
}, [])

Popularity 6/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: javascript react-hooks

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Contributed on Mar 12 2022

AbubakarShf

0 Answers Avg Quality 2/10

componentdidmount react hooks

Comment

const num = 5

useEffect(() => {
  console.log("I will only run if my deps change: ", num)
}, [num])

Popularity 6/10 Helpfulness 1/10 Language javascript

Source: stackoverflow.com

Tags: javascript react-hooks

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Contributed on Mar 12 2022

AbubakarShf

0 Answers Avg Quality 2/10

componentdidmount functional hook

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componentdidmount react hooks

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componentdidmount react hooks

componentdidmount react hooks

componentdidmount react hooks

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