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 vote151 views1 answer
React native detect production
Javascript React
0 vote197 views1 answer
Input type disappear side scroll react
Javascript React
0 vote159 views1 answer
Basic react code
Javascript React
32 votes172 views6 answers
Usestate react
Javascript React
5 votes188 views2 answers
Code splitting react
Javascript React
1 vote148 views2 answers
Adding more than one class react
Javascript React
110 votes183 views2 answers
Create react js app
Javascript React
0 vote150 views1 answer
React check if mobile or desktop
Javascript React
0 vote158 views1 answer
One component overlapping on other in react.js app
Javascript React
4 votes149 views2 answers
Import reactdom
Javascript React