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gaearon merged 2 commits into from
Jan 30, 2017
Merged

Update context example for react-router v4 beta #8889

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Update context example for react-router@4.0.0-beta.1
mjackson Jan 28, 2017
769e88e
Style nits
gaearon Jan 30, 2017
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16 changes: 9 additions & 7 deletions docs/docs/context.md
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Expand Up @@ -108,9 +108,11 @@ If `contextTypes` is not defined, then `context` will be an empty object.

## Parent-Child Coupling

Context can also let you build an API where parents and children communicate. For example, one library that works this way is [React Router V4](https://react-router.now.sh/basic):
Context can also let you build an API where parents and children communicate. For example, one library that works this way is [React Router V4](https://reacttraining.com/react-router):

```javascript
import { Router, Route, Link } from 'react-router-dom';

const BasicExample = () => (
<Router>
<div>
Expand All @@ -120,17 +122,17 @@ const BasicExample = () => (
<li><Link to="/topics">Topics</Link></li>
</ul>

<hr/>
<hr />

<Match exactly pattern="/" component={Home} />
<Match pattern="/about" component={About} />
<Match pattern="/topics" component={Topics} />
<Route exact path="/" component={Home} />
<Route path="/about" component={About} />
<Route path="/topics" component={Topics} />
</div>
</Router>
)
);
```

By passing down some information from the `Router` component, each `Link` and `Match` can communicate back to the containing `Router`.
By passing down some information from the `Router` component, each `Link` and `Route` can communicate back to the containing `Router`.

Before you build components with an API similar to this, consider if there are cleaner alternatives. For example, you can pass entire React component as props if you'd like to.

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