ex) 

export default function App() {
const employees = [
{id: 1, name: 'Alice', tasks: ['dev', 'test', 'ship']},
{id: 2, name: 'Bob', tasks: ['design', 'test']},
{id: 3, name: 'Carl', tasks: ['test']},
];

return (
<div>
{employees.map((employee, index) => {
return (
<div key={index}>
<h2>Name: {employee.name}</h2>

{employee.tasks.map((task, index) => {
return (
<div key={index}>
<h2>Task: {task}</h2>
</div>
);
})}

<hr />
</div>
);
})}
</div>
);
}

위 코드와 같이 작성하면 밑과같이 나오게 할수있다.

 

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