loop with react and react native

1<div>
2  {items.map((item,index) => <ObjectRow key={index} name={item} />)} 
3</div>

1{data.map(x => {
2  return (
3    <div>
4      <p>{content}</p>
5    </div>
6  )
7})}

1import React from 'react';
2import './App.css';
3
4
5let items=['Item 1','Item 2','Item 3','Item 4','Item 5'];
6let itemList=[];
7items.forEach((item,index)=>{
8  itemList.push( <li key={index}>{item}</li>)
9})
10function App() {
11  
12  return (
13    <>
14   
15      <h2>This is a simple list of items</h2>
16      <ul>
17        {itemList}
18      </ul>
19    </>
20  );
21}
22
23export default App;
24