treehouse/content/_treehouse/b.tree

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Text

%% title = "GET /b"
% id = "b"
- ### SYNOPSIS
```
GET /b?branch
```
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- ### DESCRIPTION
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- this endpoint redirects you to the page containing the [branch]{.http-request-parameter} with the given ID, with an anchor on the selected branch.
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- since the lookup is dynamic, *this provides a method of permalinking to branches even if they are moved across pages.*
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- the destination URL of the redirect should not be considered permanent!
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- ### RETURN VALUE
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- if the lookup is successful, `302 Found` is returned with the `Location` header set to the destination URL as described above.
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- if the branch with the given ID cannot be found, HTTP `404 Not Found` is returned.
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- if no parameters are provided, this page is returned.
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- ### EXAMPLES
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- ```
/b?hello
```
(currently) redirects to
```
/about#b-hello
```
causing the browser to scroll and highlight the branch with ID `hello`.
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+ c'mon, [give it a whirl](/b?the-end-is-never)
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- <https://www.youtube.com/watch?v=8Kban1IOQ4M>