Usestate in react

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 in react

The initial value will be assigned only on the initial render (if it’s a function, it will be executed only on the initial render).

Source: blog.logrocket.com

Similar codes

1 vote296 views1 answer
React native paper text input
Javascript React
0 vote244 views1 answer
Use es6 arrow function in react
Javascript React
5 votes298 views2 answers
Import fa icons react
Javascript React
32 votes228 views6 answers
Usestate react
Javascript React
0 vote261 views1 answer
Custom react native product rating
Javascript React
2 votes262 views1 answer
Best react native ui library
Javascript React
0 vote233 views3 answers
Set bg image in react
Javascript React
0 vote255 views1 answer
Unrecognized font family fontawesome react native ios
Javascript React
27 votes242 views6 answers
React usestate
Javascript React
133 votes353 views6 answers
Using bootstrap with react
Javascript React