# string(withCString:) Creates a new string using a given C-string. ``` class func string(withCString bytes: UnsafePointer) -> Any? ``` ## Discussion `cString` should contain data in the default C string encoding. If the argument passed to [`string(withCString:)`](/documentation/Foundation/NSString/string(withCString:)) is not a zero-terminated C-string, the results are undefined. ## See Also --- 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)