JSFiddle - React, Tailwind, and code Playground

HTML

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

React

class App extends React.Component {

   render() {
   return <ul>{
   	(() => {
     let list = [];
     for (let i = 1; i <= 7; i++) {
      list.push(<li>{i}</li>);
     }
     return list;
   	})()
   }</ul>;
  }
}

ReactDOM.render(<App />, document.getElementById("app"));