React

by Ed Bulikyan

HTML

<div id="app"></div>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#app {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  transition: all 0.2s;
}

li {
  margin: 8px 0;
}

h2 {
  font-weight: bold;
  margin-bottom: 15px;
}

.done {
  color: rgba(0, 0, 0, 0.3);
  text-decoration: line-through;
}

input {
  margin-right: 5px;
}

React

const Input = React.forwardRef((props, ref) => {
  /* React.useEffect(() => {
    ref.current.focus();
  }, []); */

	return (
    <input ref={ref} className="FancyButton">
      {props.children}
    </input>
  );
});

const ref = React.createRef();

const App = () => {
  React.useEffect(() => {
  	setTimeout(() => {
	    ref.current.blur();
    }, 1000);
  }, []);
  
  return <Input />;
	// return <Input ref={ref} />;
};

ReactDOM.render(<App />, document.querySelector("#app"))