> Portal Navigation:
> 
> - Append `.md` to any URL under `https://dev.wix.com/docs/` to get its markdown version.
> - Pages are either content pages (article or reference text) or menu pages (a list of links to child pages).
> - To get a menu page, truncate any URL to a parent path and append `.md` (e.g. `https://dev.wix.com/docs/sdk.md`, `https://dev.wix.com/docs/sdk/core-modules.md`).
> - Top-level index of all portals: https://dev.wix.com/docs/llms.txt
> - Full concatenated docs: https://dev.wix.com/docs/llms-full.txt

# Method name: prefix()

# Method package: wixRouter

# Method menu location: wixRouter --> WixRouterSitemapRequest --> prefix

# Method Link: https://dev.wix.com/docs/velo/events-service-plugins/routers/service-plugins/wix-router/wix-router-sitemap-request/prefix.md

# Method Description:

Returns the router prefix of the request.

Premium sites:
 ![Premium site prefix](https://wixmp-833713b177cebf373f611808.wixmp.com/images/velo-images/media_url_premium_prefix.png "Premium site prefix")

 Free sites:
 ![Free site prefix](https://wixmp-833713b177cebf373f611808.wixmp.com/images/velo-images/media_url_free_prefix.png "Free site prefix")



# Method Code Examples:

*** Note: do not assume any prop names or enum values other than the ones in the example.

## Get the prefix of the request's URL

```javascript
export function myRouter_SiteMap(sitemapRequest) {

  let prefix = sitemapRequest.prefix; // "mammals"

}
```

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