1function NameList() {
2	const names = ['Bruce', 'Clark', 'Diana']
3    return (
4    	<div>
5      {names.map(name => <h2>{name}</h2>)}
6      	</div>
7    )
8}

1render() {
2  const elements = ['one', 'two', 'three'];
3
4  const items = []
5
6  for (const [index, value] of elements.entries()) {
7    items.push(<li key={index}>{value}</li>)
8  }
9
10  return (
11    <div>
12      {items}
13    </div>
14  )
15}