React useState hook

Usestate hook

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

Usestate in react

  const [x, setx] = useState(0);

Source: reactjs.org

How to usestate in react

...
const [count, setCounter] = useState(0);
const [moreStuff, setMoreStuff] = useState(...);
...

const setCount = () => {
    setCounter(count + 1);
    setMoreStuff(...);
    ...
};

Source: stackoverflow.com

Usestate react

import React, { useState } from 'react';

function Example() {
	
  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 useState hook

 1:  import React, { useState } from 'react'; 2:
 3:  function Example() {
 4:    const [count, setCount] = useState(0); 5:
 6:    return (
 7:      <div>
 8:        <p>You clicked {count} times</p>
 9:        <button onClick={() => setCount(count + 1)}>10:         Click me
11:        </button>
12:      </div>
13:    );
14:  }

Source: reactjs.org

UseState

import React, { useState } from 'react';
function Example() {
  const [variable, callforupdate] = useState(defaulttwhatever);// <-- this it
  return (
    <div></div>
    );
}

Similar codes

-1 vote139 views4 answers
React tutorial
Javascript React
0 vote135 views1 answer
Write button hover in react
Javascript React
91 votes165 views7 answers
React-router-dom
Javascript React
1 vote116 views1 answer
React js empty build
Javascript React
0 vote129 views1 answer
Spring reactive web client throw exception test
Javascript React
0 vote123 views1 answer
React native icon onpress remove highlight onpress
Javascript React
0 vote137 views1 answer
As it does not contain a package.json file. react
Javascript React
0 vote116 views1 answer
React children map
Javascript React
3 votes134 views2 answers
Export default class react
Javascript React
0 vote127 views1 answer
React-loader-spinner
Javascript React