text verticalizer

by Abdul Ahmad

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

function App() {
	const [verticalized, setVerticalized] = React.useState([]);
  
	function handleChange(e) {
  	console.clear();
  	const text = e.target.value;
    let finalString = '';

    for (let i = 0; i < text.length; i++) {
      finalString += '\n' + text.charAt(i);
    }
    console.log(finalString);
    setVerticalized(finalString.split(''));
  }

	return (
  	<div>
      <textarea onChange={handleChange}>
      </textarea>
      <div>
        {
        	verticalized.map((l, i) => (
          	<div key={l + i}>
              {l}
            </div>
          ))
        }
      </div>
    </div>
  );
}

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