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Improved some sections of the introducing JSX docs #8345

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Nov 18, 2016
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Improved some sections of the introducing JSX docs #8345

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Improved some sections of the introducing JSX docs
shubheksha Nov 18, 2016
c47340a
Small nit: add a sentence about readability back
gaearon Nov 18, 2016
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4 changes: 2 additions & 2 deletions docs/docs/introducing-jsx.md
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Expand Up @@ -48,7 +48,7 @@ ReactDOM.render(

[Try it on CodePen.](http://codepen.io/gaearon/pen/PGEjdG?editors=0010)

We wrapped JSX in parentheses and split it over multiple lines for readability. This also helps avoid the pitfalls of [automatic semicolon insertion](http://stackoverflow.com/q/2846283).
We split JSX over multiple lines for readability. While it isn't mandatory, when doing this, we also recommend wrapping it in parentheses to avoid the pitfalls of [automatic semicolon insertion](http://stackoverflow.com/q/2846283).

### JSX is an Expression Too

Expand Down Expand Up @@ -114,7 +114,7 @@ const title = response.potentiallyMaliciousInput;
const element = <h1>{title}</h1>;
```

By default, React DOM escapes any values embedded in JSX before rendering them.
By default, React DOM [escapes](http://stackoverflow.com/questions/7381974/which-characters-need-to-be-escaped-on-html) any values embedded in JSX before rendering them. Thus it ensures that you can never inject anything that's not explicitly written in your application. Everything is converted to a string before being rendered. This helps prevent [XSS (cross-site-scripting)](https://en.wikipedia.org/wiki/Cross-site_scripting) attacks.

### JSX Represents Objects

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