React hook example

// Hooks let you build stateful and dynamic components

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 looping hooks to display in other hook

import React, { useState } from "react";

function App() {

  const [list, setList] = useState(" ");

  const [items, updateOnClick] = useState([ ]);

  function updateList(event) {
    const valueEntered = event.target.value;
    setList(valueEntered);
  }

  function updateClick(){
     updateOnClick(list);
     }
 return (
           <input onChange={updateList} type="text" value={list} />
            <button onClick={updateClick}>
              <span>Add</span>
            </button>
            <div>
              <ul>
                {items.map(item => <li>{item}</li>) }
              </ul>
            </div>);}
export default App;

Source: stackoverflow.com

Components react to hooks

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>
  );
}

-1

Source: reactjs.org

Similar codes

10 votes190 views1 answer
Device height react native
Javascript React
0 vote230 views1 answer
Rn push notification No task registered for key ReactNativeFirebaseMessagingHeadlessTask
Javascript React
24 votes196 views5 answers
How to change port in react js
Javascript React
0 vote200 views1 answer
Uploading profile pic with react.js node.js express.js REST API to sqlite DB
Javascript React
0 vote244 views2 answers
React js http post 500 internal server error
Javascript React
0 vote287 views1 answer
React native create text file
Javascript React
0 vote185 views1 answer
Javascript slider get value react
Javascript React
1 vote190 views1 answer
How to change favicon dynamic in react js
Javascript React
0 vote272 views1 answer
Find in array and return true or false react js
Javascript React
0 vote201 views1 answer
React native header height
Javascript React