# CGPDFDictionaryGetString(_:_:_:) Returns whether there is a PDF string associated with a specified key in a PDF dictionary and, if so, retrieves that string. ``` func CGPDFDictionaryGetString(_ dict: CGPDFDictionaryRef, _ key: UnsafePointer, _ value: UnsafeMutablePointer?) -> Bool ``` ## Parameters `dict` A PDF dictionary. If this parameter is not a valid PDF dictionary, the behavior is undefined. `key` The key for the value to retrieve. `value` On input, a pointer to a PDF string. If the value associated with the specified key is a PDF string, then on return contains that string; otherwise the value is unspecified. ## Return Value Returns if there is a PDF string associated with the specified key; otherwise, . ## Discussion --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)