React useState ("Toggle")

app.css

main{

  display: flex;
  min-height: 100vh;
  justify-content: center;
  flex-direction: column;
  background-color: #282c34;
  padding: 10px 500px;
}
div {
  text-align: center;
  align-items: center;
  font-size: calc(10px + 2vmin);
  color: white;
}


button {
  padding: 10px;
  font-size: 18px;
  cursor: pointer;
  width: 100%;
}
h1{
  font-size: 9em;
  margin: 15px;
}

app.js

import React, { useState } from "react";
import "./App.css";

export default function App() {
  const [showEmoji, setShowemoji] = useState("");
  const emoji = "🤒";
  const emoji2 = "👨‍⚕️";
  return (
    <main>
      <div>
        <h2>useState ( ) </h2>
        <h1> {showEmoji ? emoji : emoji2}</h1>{" "}
        <button onClick={(e) => setShowemoji(!showEmoji)}>Toggle</button>
      </div>
    </main>
  );
}

React useState - Toggle

Blog Article