React 19 · JSX patterns
Render a list
Give each item a stable key so React can track it.
{items.map((item) => (
<li key={item.id}>{item.name}</li>
))}
Official React 19 documentation
React 19 · JSX patterns
Give each item a stable key so React can track it.
{items.map((item) => (
<li key={item.id}>{item.name}</li>
))}
Official React 19 documentation
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