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docs: mention the building variable to execute non-prerenderable code in server handle #13153

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Jan 10, 2025
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docs: mention the building variable to execute non-prerenderable code in server handle #13153

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Update 20-hooks.md
eltigerchino Dec 12, 2024
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Update documentation/docs/30-advanced/20-hooks.md
elliott-with-the-longest-name-on-github Jan 9, 2025
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2 changes: 2 additions & 0 deletions documentation/docs/30-advanced/20-hooks.md
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Expand Up @@ -39,6 +39,8 @@ export async function handle({ event, resolve }) {

If unimplemented, defaults to `({ event, resolve }) => resolve(event)`.

During prerendering, SvelteKit crawls your pages for links and renders each route it finds. Rendering the route invokes the `handle` function (and all other route dependencies, like `load`). If you need to exclude some code from running during this phase, check that the app is not [`building`]($app-environment#building) beforehand.

### locals

To add custom data to the request, which is passed to handlers in `+server.js` and server `load` functions, populate the `event.locals` object, as shown below.
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