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Clarify that JSX braces require expressions (Fixes #8247) #8249

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Clarify that JSX braces require expressions (Fixes #8247) #8249

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2 changes: 2 additions & 0 deletions src/content/learn/index.md
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Expand Up @@ -197,6 +197,8 @@ return (
);
```

JSX curly braces expect **expressions**, not statements. This is why `if` runs in regular JavaScript *before* the returned JSX, while the result of that `if` (like `content`) is placed inside `{ }`. When you need to branch inline inside JSX, use an expression form such as the conditional (`? :`) operator.

If you prefer more compact code, you can use the [conditional `?` operator.](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Conditional_Operator) Unlike `if`, it works inside JSX:

```js
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