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

0 vote177 views1 answer
React content loader
Javascript React
23 votes154 views5 answers
USE ICONS IN REACT
Javascript React
5 votes130 views2 answers
TypeError: t is not a function React
Javascript React
0 vote144 views1 answer
Error-too-many-re-renders-react-limits-the-number-of-renders-to-prevent
Javascript React
144 votes343 views6 answers
How to install react js
Javascript React
7 votes146 views6 answers
Shadow generator react native
Javascript React
0 vote128 views1 answer
Como hacer un onpress en react native expo
Javascript React
24 votes141 views6 answers
Shadow react native
Javascript React
3 votes175 views2 answers
Use onchange with react select
Javascript React
0 vote132 views2 answers
Toggle classname onclick react
Javascript React