map an array in react code example

Example 1: map function in react

function NameList() {
	const names = ['Bruce', 'Clark', 'Diana']
    return (
    	<div>
      {names.map(name => <h2>{name}</h2>)}
      	</div>
    )
}

Example 2: react loop through array

this.items = this.state.cart.map((item, key) =>    <li key={item.id}>{item.name}</li>);