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Hooks / handleFetch • Svelte Tutorial

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For example, we could respond to requests for src/routes/a/+server.js with responses from src/routes/b/+server.js instead: Later, when we cover universal load functions, we'll see that event.fetch can also be called from the browser. In that scenario, handleFetch is useful if you have requests to a public URL like https://api.yourapp.com from the browser, that should be redirected to an internal URL (bypassing whatever proxies and load balancers sit between the API server and the public internet) when running on the server. Next: handleError

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