bun-types/docs/guides/read-file/exists.mdx

Type definitions and documentation for Bun, an incredibly fast JavaScript runtime

---
title: Check if a file exists
sidebarTitle: Check file exists
mode: center
---

The `Bun.file()` function accepts a path and returns a `BunFile` instance. Use the `.exists()` method to check if a file exists at the given path.

```ts index.ts icon="/icons/typescript.svg"
const path = "/path/to/package.json";
const file = Bun.file(path);

await file.exists(); // boolean;
```

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Refer to [API > File I/O](/docs/runtime/file-io) for more information on working with `BunFile`.