---
title: "init(byResolvingBookmarkData:options:relativeToURL:bookmarkDataIsStale:)"
framework: foundation
role: symbol
role_heading: Initializer
path: "foundation/nsurl/init(byresolvingbookmarkdata:options:relativetourl:bookmarkdataisstale:)"
---

# init(byResolvingBookmarkData:options:relativeToURL:bookmarkDataIsStale:)

## Declaration

```swift
convenience init(byResolvingBookmarkData bookmarkData: Data, options: NSURL.BookmarkResolutionOptions = [], relativeToURL relativeURL: URL?, bookmarkDataIsStale isStale: UnsafeMutablePointer<ObjCBool>?) throws
```