4 ms·
I don't think this is a good way to build JSX from lists. Better to keep components smaller. Also this way will show React linting rules, like the "key" requi
by k4rli 3y ago
I don't think this is a good way to build JSX from lists.
Better to keep components smaller. Also this way will show React linting rules, like the "key" requirement.
return (
<ul>
{someArray.map((item, idx) => (
<li key={item.id}>Item {item}; running total {idx + 1}</li>
)}
</ul>
);