React state

How to define state in react function

import React, { useState } from 'react';

function Example() {
  // Declare a new state variable, which we'll call "count" 
  const [count, setCount] = useState(0);
  return (
    <div>
      <p>You clicked {count} times</p>
      <button onClick={() => setCount(count + 1)}>
        Click me
      </button>
    </div>
  );
}

Source: reactjs.org

React state

const [stateName, SetStateName] = useState();
SetStateName('any name');

React sagas state

import { select } from 'redux-saga/effects';
...
let data = yield select(stateSelectorFunction);

Source: stackoverflow.com

Reading state react

const Example = (props) => {
  // You can use Hooks here!
  return <div />;
}

Source: reactjs.org

React lifecycle hooks

class Content extends React.Component {
  // ...
  componentWillMount() {
    this.setState({ activities: data });
  }
  // ...
}

-1

Source: newline.co

Similar codes

5 votes261 views4 answers
React native status bar
Javascript React
0 vote260 views2 answers
Onclick toggle class react
Javascript React
1 vote300 views1 answer
React native get mac address
Javascript React
0 vote215 views1 answer
React useState vs variable
Javascript React
1 vote245 views3 answers
Sticky footer react
Javascript React
0 vote230 views1 answer
Create react portal
Javascript React
0 vote264 views1 answer
My react router Dom learnings
Javascript React
0 vote252 views1 answer
React native set default ios simulator
Javascript React
0 vote310 views1 answer
Discord bot remove message reaction
Javascript React
0 vote245 views1 answer
Url in listitem react
Javascript React