---
title: "init(pdfURL:authors:id:)"
framework: Assignables
role: symbol
role_heading: Initializer
platforms: [iOS 17.4+, iPadOS 17.4+, Mac Catalyst 17.4+]
path: "assignables/assignabledocument/init(pdfurl:authors:id:)"
---

# init(pdfURL:authors:id:)

Initializes a new assessment document that is based on the PDF located at the provided URL. If the file located at the URL provided cannot be accessed, this initializer throws.

## Declaration

```swift
init(pdfURL: URL, authors: [some UserIdentity], id: String? = nil) throws
```

## Parameters

- `pdfURL`: A URL to the PDF document that is the basis of this assessment document.
- `authors`: The user identities of contributors to this document. Treated as a set.
- `id`: An optional ID to use for this document. if one is not provided, a random UUID string will be used.

## See Also

### Creating an assignable document

- [init(pdfURL:id:)](assignables/assignabledocument/init(pdfurl:id:).md)
- [init(id:partData:)](assignables/assignabledocument/init(id:partdata:)-8gf6g.md)
- [MergeablePartData](assignables/mergeablepartdata.md)
- [init(id:partData:)](assignables/assignabledocument/init(id:partdata:)-4am19.md)