JAVASCRIPT

useState settoggle

Pierre Ortega
@4ever
1:46am
const Toggle = () => {
  const [isToggledOn, setToggle] = useState(false)
  const toggle = () => setToggle(!isToggledOn)
  return (
     <button onClick={toggle}>
        {isToggleOn ? 'ON' : 'OFF'}
      </button>
  )
}

react hook toggle state

// import React, { useState } from 'react';
const { useState } = React;

function App() {
  const [checked, setChecked] = useState(false);
  const toggleChecked = () => setChecked(value => !value);
  return (
    <input
      type="checkbox"
      checked={checked}
      onChange={toggleChecked}
    />
  );
}

const rootElement = document.getElementById("root");
ReactDOM.render(<App />, rootElement);